Ems at Knock: history

On 4 October 2026 the Ems at Knock averaged 524.1 cm.

That is within the normal range for the date. The normal range for 4 October is 497 cm to 562 cm: the 10th to 90th percentile of the daily averages from 27 September to 11 October in 26 years between 2000 and 2025.

The last 90 days, against the normal range for each day

Level
Normal range for the date
Median for the date
A year earlier

Daily averages of the Ems at Knock from 7 July 2026 to 4 October 2026, with the normal range for each day and the same days a year earlier.

Table: The last 90 days, against the normal range for each day

Day	Daily average (cm)	Normal range	Median	A year earlier
7 July 2026	550.7 cm	502.5 cm to 542.8 cm	521.2 cm	551.8 cm
8 July 2026	534.3 cm	502.4 cm to 542.8 cm	521.3 cm	545.3 cm
9 July 2026	530.8 cm	502.5 cm to 542.1 cm	520.9 cm	525.9 cm
10 July 2026	530.1 cm	502.6 cm to 541.0 cm	520.9 cm	522.5 cm
11 July 2026	520.5 cm	503.7 cm to 541.0 cm	520.5 cm	521.7 cm
12 July 2026	513.8 cm	503.7 cm to 540.6 cm	520.4 cm	521.8 cm
13 July 2026	503.4 cm	503.7 cm to 540.2 cm	520.2 cm	518.8 cm
14 July 2026	510.1 cm	503.0 cm to 539.6 cm	520.2 cm	522.1 cm
15 July 2026	511.1 cm	503.0 cm to 539.3 cm	519.8 cm	533.2 cm
16 July 2026	512.6 cm	503.0 cm to 539.2 cm	519.6 cm	528.8 cm
17 July 2026	529.6 cm	503.0 cm to 539.3 cm	519.2 cm	532.1 cm
18 July 2026	555.3 cm	503.0 cm to 540.0 cm	518.9 cm	517.3 cm
19 July 2026	558.4 cm	503.2 cm to 540.0 cm	519.0 cm	520.4 cm
20 July 2026	529.0 cm	503.7 cm to 538.4 cm	518.8 cm	533.4 cm
21 July 2026	523.7 cm	503.7 cm to 540.1 cm	519.0 cm	533.8 cm
22 July 2026	548.2 cm	503.9 cm to 540.4 cm	518.8 cm	542.0 cm
23 July 2026	530.4 cm	504.4 cm to 540.7 cm	518.7 cm	545.6 cm
24 July 2026	529.8 cm	504.5 cm to 541.4 cm	519.0 cm	535.4 cm
25 July 2026	544.8 cm	504.2 cm to 541.7 cm	518.6 cm	524.9 cm
26 July 2026	558.8 cm	503.8 cm to 541.7 cm	518.6 cm	528.2 cm
27 July 2026	549.7 cm	504.2 cm to 541.6 cm	518.6 cm	536.9 cm
28 July 2026	523.0 cm	504.4 cm to 541.4 cm	518.7 cm	542.3 cm
29 July 2026	523.8 cm	504.4 cm to 541.4 cm	518.6 cm	539.6 cm
30 July 2026	530.4 cm	504.6 cm to 541.2 cm	518.7 cm	550.0 cm
31 July 2026	527.0 cm	504.9 cm to 541.2 cm	518.9 cm	539.6 cm
1 August 2026	524.2 cm	505.2 cm to 541.5 cm	520.4 cm	547.0 cm
2 August 2026	518.2 cm	505.2 cm to 541.7 cm	520.4 cm	550.6 cm
3 August 2026	507.0 cm	505.2 cm to 542.3 cm	520.4 cm	541.4 cm
4 August 2026	513.6 cm	505.4 cm to 542.3 cm	520.6 cm	539.0 cm
5 August 2026	525.9 cm	505.2 cm to 541.5 cm	520.0 cm	585.1 cm
6 August 2026	546.6 cm	505.1 cm to 541.2 cm	520.3 cm	537.7 cm
7 August 2026	521.3 cm	505.1 cm to 540.9 cm	520.1 cm	522.6 cm
8 August 2026	523.0 cm	505.2 cm to 540.9 cm	520.1 cm	544.7 cm
9 August 2026	532.6 cm	505.8 cm to 540.9 cm	520.6 cm	526.8 cm
10 August 2026	546.1 cm	505.8 cm to 541.0 cm	521.0 cm	540.3 cm
11 August 2026	521.7 cm	505.8 cm to 541.4 cm	520.9 cm	509.3 cm
12 August 2026	491.6 cm	505.8 cm to 541.5 cm	520.9 cm	513.8 cm
13 August 2026	501.9 cm	506.0 cm to 541.5 cm	521.1 cm	521.3 cm
14 August 2026	518.0 cm	506.0 cm to 542.3 cm	521.4 cm	523.0 cm
15 August 2026	528.8 cm	505.8 cm to 542.0 cm	521.4 cm	534.0 cm
16 August 2026	520.5 cm	504.7 cm to 540.9 cm	521.1 cm	530.4 cm
17 August 2026	527.9 cm	504.7 cm to 540.7 cm	520.6 cm	523.2 cm
18 August 2026	525.3 cm	504.7 cm to 540.9 cm	520.4 cm	519.6 cm
19 August 2026	537.6 cm	504.7 cm to 541.0 cm	520.8 cm	530.6 cm
20 August 2026	534.2 cm	505.6 cm to 541.5 cm	521.2 cm	526.0 cm
21 August 2026	533.7 cm	505.8 cm to 542.1 cm	521.2 cm	532.3 cm
22 August 2026	544.4 cm	506.5 cm to 542.1 cm	521.4 cm	538.2 cm
23 August 2026	532.1 cm	506.7 cm to 542.3 cm	521.6 cm	537.8 cm
24 August 2026	510.0 cm	506.2 cm to 541.7 cm	521.4 cm	521.8 cm
25 August 2026	496.8 cm	506.6 cm to 542.1 cm	521.2 cm	520.5 cm
26 August 2026	503.5 cm	506.5 cm to 541.6 cm	521.5 cm	518.4 cm
27 August 2026	502.0 cm	506.2 cm to 542.3 cm	521.5 cm	543.1 cm
28 August 2026	525.2 cm	504.8 cm to 543.1 cm	521.5 cm	534.0 cm
29 August 2026	541.9 cm	504.3 cm to 543.5 cm	521.0 cm	539.1 cm
30 August 2026	541.4 cm	504.3 cm to 544.0 cm	521.0 cm	539.3 cm
31 August 2026	536.8 cm	504.5 cm to 543.9 cm	521.0 cm	525.7 cm
1 September 2026	542.9 cm	504.6 cm to 543.9 cm	521.5 cm	546.3 cm
2 September 2026	532.7 cm	504.0 cm to 543.4 cm	521.6 cm	542.8 cm
3 September 2026	539.3 cm	503.3 cm to 543.4 cm	521.6 cm	542.4 cm
4 September 2026	570.4 cm	502.4 cm to 545.1 cm	521.3 cm	559.1 cm
5 September 2026	591.7 cm	502.2 cm to 547.6 cm	521.1 cm	543.2 cm
6 September 2026	512.7 cm	501.4 cm to 548.2 cm	521.1 cm	517.5 cm
7 September 2026	541.8 cm	501.1 cm to 549.5 cm	521.1 cm	490.3 cm
8 September 2026	511.5 cm	501.2 cm to 552.2 cm	521.6 cm	515.9 cm
9 September 2026	561.4 cm	501.4 cm to 554.6 cm	521.9 cm	538.2 cm
10 September 2026	520.9 cm	501.2 cm to 555.6 cm	522.6 cm	520.7 cm
11 September 2026	528.7 cm	501.1 cm to 555.7 cm	522.7 cm	534.0 cm
12 September 2026	524.9 cm	499.7 cm to 554.6 cm	523.2 cm	546.4 cm
13 September 2026	543.1 cm	500.7 cm to 553.4 cm	523.3 cm	533.0 cm
14 September 2026	515.8 cm	499.9 cm to 554.0 cm	523.6 cm	537.5 cm
15 September 2026	528.2 cm	500.7 cm to 554.6 cm	524.5 cm	569.3 cm
16 September 2026	550.7 cm	500.8 cm to 555.6 cm	524.7 cm	615.0 cm
17 September 2026	532.7 cm	500.8 cm to 555.7 cm	524.8 cm	541.5 cm
18 September 2026	564.6 cm	500.7 cm to 554.6 cm	525.3 cm	556.3 cm
19 September 2026	557.8 cm	500.2 cm to 554.1 cm	525.4 cm	530.0 cm
20 September 2026	593.0 cm	500.8 cm to 554.1 cm	525.1 cm	537.4 cm
21 September 2026	536.3 cm	500.7 cm to 554.2 cm	524.3 cm	567.5 cm
22 September 2026	523.1 cm	500.2 cm to 552.8 cm	523.5 cm	533.5 cm
23 September 2026	525.7 cm	499.8 cm to 552.8 cm	522.5 cm	517.8 cm
24 September 2026	547.4 cm	499.1 cm to 552.2 cm	522.3 cm	499.0 cm
25 September 2026	520.2 cm	499.5 cm to 553.6 cm	522.3 cm	494.2 cm
26 September 2026	533.2 cm	499.8 cm to 554.7 cm	522.3 cm	493.8 cm
27 September 2026	515.2 cm	499.7 cm to 557.9 cm	522.6 cm	507.4 cm
28 September 2026	535.5 cm	499.1 cm to 560.0 cm	522.7 cm	517.4 cm
29 September 2026	512.7 cm	498.9 cm to 560.0 cm	523.2 cm	518.8 cm
30 September 2026	505.2 cm	498.6 cm to 560.0 cm	523.2 cm	516.3 cm
1 October 2026	542.6 cm	497.8 cm to 560.0 cm	523.2 cm	499.7 cm
2 October 2026	523.3 cm	498.5 cm to 560.0 cm	522.8 cm	514.2 cm
3 October 2026	517.3 cm	497.4 cm to 561.8 cm	522.8 cm	489.0 cm
4 October 2026	524.1 cm	497.0 cm to 561.8 cm	522.8 cm	567.7 cm

The last 12 months, against the normal range for each day

Level
Normal range for the date
Median for the date
Our record

Daily averages of the Ems at Knock from 4 October 2025 to 4 October 2026, with the normal range for each day.

Table: The last 12 months, against the normal range for each day

Day	Daily average (cm)	Normal range	Median
4 October 2025	567.7 cm	497.0 cm to 561.8 cm	522.8 cm
5 October 2025	680.0 cm	494.1 cm to 560.9 cm	522.5 cm
6 October 2025	543.9 cm	493.0 cm to 560.9 cm	521.6 cm
7 October 2025	542.3 cm	492.6 cm to 561.9 cm	521.2 cm
8 October 2025	536.7 cm	491.9 cm to 561.9 cm	521.6 cm
9 October 2025	541.5 cm	491.5 cm to 561.9 cm	521.8 cm
10 October 2025	543.5 cm	491.2 cm to 559.7 cm	521.6 cm
11 October 2025	529.1 cm	491.0 cm to 558.5 cm	521.5 cm
12 October 2025	523.5 cm	491.0 cm to 556.7 cm	520.6 cm
13 October 2025	512.6 cm	489.9 cm to 555.8 cm	520.1 cm
14 October 2025	523.5 cm	490.6 cm to 556.6 cm	519.8 cm
15 October 2025	526.0 cm	488.2 cm to 555.8 cm	519.9 cm
16 October 2025	541.2 cm	488.2 cm to 554.8 cm	519.4 cm
17 October 2025	529.5 cm	487.5 cm to 556.6 cm	520.0 cm
18 October 2025	507.2 cm	489.3 cm to 556.1 cm	521.2 cm
19 October 2025	496.2 cm	491.6 cm to 556.5 cm	521.4 cm
20 October 2025	514.2 cm	492.8 cm to 558.0 cm	522.2 cm
21 October 2025	547.7 cm	493.7 cm to 559.1 cm	523.7 cm
22 October 2025	554.8 cm	495.2 cm to 563.0 cm	525.1 cm
23 October 2025	550.0 cm	496.6 cm to 563.1 cm	525.7 cm
24 October 2025	640.0 cm	497.5 cm to 564.1 cm	526.1 cm
25 October 2025	612.8 cm	498.4 cm to 564.8 cm	527.6 cm
26 October 2025	652.5 cm	499.7 cm to 565.0 cm	528.0 cm
27 October 2025	601.4 cm	499.8 cm to 566.3 cm	529.0 cm
28 October 2025	581.1 cm	500.7 cm to 566.3 cm	529.9 cm
29 October 2025	545.8 cm	500.2 cm to 566.3 cm	530.7 cm
30 October 2025	564.2 cm	500.1 cm to 566.3 cm	530.7 cm
31 October 2025	507.7 cm	500.1 cm to 568.2 cm	530.9 cm
1 November 2025	557.9 cm	499.9 cm to 566.3 cm	530.5 cm
2 November 2025	556.6 cm	499.2 cm to 566.4 cm	529.7 cm
3 November 2025	544.3 cm	499.0 cm to 566.3 cm	528.8 cm
4 November 2025	541.5 cm	498.0 cm to 566.3 cm	528.7 cm
5 November 2025	542.4 cm	497.8 cm to 566.2 cm	528.6 cm
6 November 2025	525.8 cm	498.0 cm to 565.6 cm	528.4 cm
7 November 2025	533.9 cm	497.7 cm to 566.3 cm	528.0 cm
8 November 2025	536.0 cm	496.5 cm to 566.3 cm	527.8 cm
9 November 2025	536.5 cm	496.5 cm to 566.5 cm	526.9 cm
10 November 2025	528.0 cm	496.3 cm to 567.2 cm	526.8 cm
11 November 2025	534.8 cm	494.9 cm to 567.2 cm	526.5 cm
12 November 2025	524.8 cm	494.5 cm to 567.5 cm	525.4 cm
13 November 2025	550.5 cm	494.4 cm to 567.5 cm	524.2 cm
14 November 2025	515.5 cm	493.6 cm to 566.5 cm	523.6 cm
15 November 2025	485.6 cm	493.6 cm to 567.2 cm	523.4 cm
16 November 2025	531.3 cm	494.4 cm to 568.6 cm	523.2 cm
17 November 2025	579.9 cm	494.7 cm to 569.1 cm	523.7 cm
18 November 2025	543.9 cm	494.7 cm to 569.1 cm	523.8 cm
19 November 2025	539.7 cm	494.7 cm to 569.2 cm	523.6 cm
20 November 2025	535.8 cm	494.7 cm to 569.0 cm	523.2 cm
21 November 2025	517.5 cm	493.5 cm to 569.1 cm	523.2 cm
22 November 2025	528.1 cm	493.1 cm to 569.0 cm	523.4 cm
23 November 2025	516.9 cm	493.6 cm to 569.1 cm	523.2 cm
24 November 2025	551.8 cm	493.5 cm to 569.1 cm	522.9 cm
25 November 2025	524.5 cm	493.1 cm to 568.7 cm	522.9 cm
26 November 2025	515.1 cm	493.1 cm to 568.4 cm	522.2 cm
27 November 2025	526.7 cm	493.1 cm to 567.2 cm	521.3 cm
28 November 2025	554.2 cm	495.4 cm to 566.8 cm	521.8 cm
29 November 2025	561.8 cm	495.4 cm to 569.1 cm	522.5 cm
30 November 2025	575.6 cm	495.4 cm to 568.8 cm	522.9 cm
1 December 2025	524.4 cm	493.2 cm to 569.9 cm	523.2 cm
2 December 2025	538.5 cm	492.3 cm to 571.6 cm	523.3 cm
3 December 2025	533.6 cm	491.5 cm to 571.2 cm	523.2 cm
4 December 2025	515.9 cm	491.5 cm to 571.6 cm	523.2 cm
5 December 2025	518.3 cm	491.2 cm to 571.6 cm	523.7 cm
6 December 2025	491.1 cm	490.7 cm to 571.6 cm	523.0 cm
7 December 2025	536.0 cm	490.6 cm to 572.5 cm	522.6 cm
8 December 2025	553.0 cm	489.6 cm to 572.6 cm	523.5 cm
9 December 2025	537.4 cm	489.4 cm to 572.7 cm	524.4 cm
10 December 2025	536.5 cm	489.6 cm to 574.4 cm	524.4 cm
11 December 2025	575.5 cm	489.6 cm to 574.2 cm	524.4 cm
12 December 2025	531.4 cm	490.1 cm to 574.5 cm	524.6 cm
13 December 2025	542.5 cm	489.4 cm to 574.5 cm	524.8 cm
14 December 2025	547.3 cm	489.3 cm to 572.7 cm	524.4 cm
15 December 2025	547.5 cm	490.0 cm to 574.5 cm	525.0 cm
16 December 2025	551.2 cm	490.7 cm to 576.0 cm	525.2 cm
17 December 2025	535.0 cm	493.5 cm to 576.4 cm	526.2 cm
18 December 2025	535.7 cm	492.8 cm to 576.9 cm	526.8 cm
19 December 2025	553.7 cm	492.0 cm to 577.1 cm	526.3 cm
20 December 2025	539.6 cm	491.0 cm to 578.3 cm	526.2 cm
21 December 2025	511.0 cm	490.6 cm to 578.5 cm	526.3 cm
22 December 2025	495.0 cm	489.7 cm to 577.1 cm	527.0 cm
23 December 2025	475.9 cm	491.0 cm to 575.1 cm	526.8 cm
24 December 2025	472.2 cm	491.7 cm to 574.1 cm	526.2 cm
25 December 2025	456.6 cm	492.3 cm to 574.7 cm	526.5 cm
26 December 2025	483.7 cm	492.1 cm to 576.2 cm	527.2 cm
27 December 2025	504.3 cm	491.5 cm to 577.5 cm	528.3 cm
28 December 2025	500.8 cm	490.2 cm to 578.4 cm	528.8 cm
29 December 2025	530.6 cm	488.6 cm to 577.5 cm	528.5 cm
30 December 2025	529.1 cm	488.6 cm to 577.1 cm	527.5 cm
31 December 2025	554.0 cm	486.9 cm to 575.6 cm	527.0 cm
1 January 2026	628.5 cm	481.4 cm to 575.6 cm	527.2 cm
2 January 2026	653.8 cm	480.9 cm to 575.4 cm	527.0 cm
3 January 2026	575.1 cm	481.4 cm to 573.4 cm	526.9 cm
4 January 2026	561.6 cm	482.0 cm to 575.4 cm	527.6 cm
5 January 2026	528.8 cm	484.6 cm to 575.6 cm	528.2 cm
6 January 2026	524.4 cm	481.9 cm to 577.5 cm	528.2 cm
7 January 2026	498.7 cm	484.4 cm to 579.7 cm	526.9 cm
8 January 2026	522.3 cm	483.6 cm to 580.8 cm	526.8 cm
9 January 2026	455.4 cm	483.6 cm to 580.5 cm	526.7 cm
10 January 2026	469.3 cm	484.4 cm to 580.6 cm	525.4 cm
11 January 2026	463.2 cm	485.7 cm to 580.3 cm	525.8 cm
12 January 2026	485.6 cm	486.4 cm to 580.3 cm	525.8 cm
13 January 2026	564.4 cm	486.9 cm to 580.5 cm	526.7 cm
14 January 2026	547.3 cm	487.0 cm to 580.8 cm	526.7 cm
15 January 2026	528.6 cm	484.6 cm to 581.1 cm	525.8 cm
16 January 2026	548.1 cm	484.6 cm to 580.8 cm	524.5 cm
17 January 2026	519.7 cm	485.3 cm to 580.5 cm	523.3 cm
18 January 2026	503.9 cm	484.4 cm to 580.2 cm	523.0 cm
19 January 2026	503.0 cm	484.0 cm to 577.1 cm	522.9 cm
20 January 2026	502.3 cm	484.0 cm to 577.1 cm	522.3 cm
21 January 2026	472.8 cm	484.3 cm to 573.4 cm	522.2 cm
22 January 2026	429.9 cm	484.0 cm to 576.6 cm	522.8 cm
23 January 2026	440.8 cm	483.4 cm to 577.1 cm	523.2 cm
24 January 2026	457.4 cm	483.4 cm to 576.6 cm	523.9 cm
25 January 2026	483.3 cm	482.0 cm to 577.1 cm	523.6 cm
26 January 2026	510.5 cm	478.5 cm to 577.1 cm	523.4 cm
27 January 2026	473.5 cm	479.1 cm to 575.2 cm	523.0 cm
28 January 2026	477.6 cm	480.1 cm to 574.8 cm	521.1 cm
29 January 2026	517.0 cm	478.8 cm to 575.2 cm	520.6 cm
30 January 2026	479.8 cm	482.2 cm to 574.8 cm	520.8 cm
31 January 2026	475.6 cm	482.0 cm to 576.7 cm	521.1 cm
1 February 2026	472.5 cm	480.0 cm to 576.7 cm	522.1 cm
2 February 2026	456.4 cm	480.0 cm to 578.3 cm	522.8 cm
3 February 2026	427.9 cm	479.0 cm to 578.6 cm	522.1 cm
4 February 2026	447.2 cm	475.9 cm to 578.6 cm	521.5 cm
5 February 2026	450.1 cm	472.6 cm to 579.3 cm	519.8 cm
6 February 2026	493.6 cm	471.6 cm to 577.0 cm	518.7 cm
7 February 2026	503.7 cm	471.6 cm to 574.0 cm	516.6 cm
8 February 2026	485.4 cm	472.6 cm to 571.5 cm	515.3 cm
9 February 2026	489.1 cm	473.9 cm to 567.9 cm	513.9 cm
10 February 2026	516.3 cm	477.5 cm to 566.8 cm	512.8 cm
11 February 2026	535.9 cm	477.5 cm to 566.2 cm	512.3 cm
12 February 2026	549.1 cm	476.3 cm to 566.2 cm	513.0 cm
13 February 2026	531.9 cm	476.6 cm to 563.8 cm	512.6 cm
14 February 2026	511.2 cm	476.3 cm to 562.9 cm	512.8 cm
15 February 2026	486.0 cm	477.5 cm to 564.6 cm	512.9 cm
16 February 2026	535.2 cm	477.5 cm to 566.3 cm	513.4 cm
17 February 2026	567.9 cm	476.3 cm to 565.7 cm	513.9 cm
18 February 2026	499.0 cm	476.6 cm to 564.3 cm	514.2 cm
19 February 2026	457.8 cm	477.6 cm to 562.4 cm	514.2 cm
20 February 2026	483.1 cm	479.2 cm to 559.9 cm	514.2 cm
21 February 2026	540.0 cm	479.4 cm to 558.9 cm	514.6 cm
22 February 2026	531.5 cm	479.9 cm to 560.5 cm	514.8 cm
23 February 2026	551.8 cm	479.9 cm to 563.2 cm	515.8 cm
24 February 2026	522.1 cm	479.9 cm to 563.2 cm	515.6 cm
25 February 2026	522.8 cm	479.2 cm to 563.2 cm	515.6 cm
26 February 2026	534.3 cm	479.4 cm to 562.9 cm	515.8 cm
27 February 2026	555.5 cm	479.4 cm to 560.8 cm	514.8 cm
28 February 2026	543.2 cm	479.5 cm to 560.8 cm	514.9 cm
1 March 2026	521.5 cm	479.9 cm to 556.3 cm	514.4 cm
2 March 2026	509.3 cm	482.5 cm to 554.9 cm	514.3 cm
3 March 2026	532.2 cm	482.5 cm to 554.5 cm	514.2 cm
4 March 2026	497.2 cm	480.5 cm to 553.5 cm	514.2 cm
5 March 2026	497.1 cm	479.9 cm to 554.9 cm	513.6 cm
6 March 2026	520.2 cm	479.7 cm to 556.3 cm	513.7 cm
7 March 2026	510.6 cm	479.6 cm to 559.1 cm	513.6 cm
8 March 2026	508.5 cm	477.9 cm to 560.7 cm	513.7 cm
9 March 2026	512.6 cm	477.2 cm to 556.3 cm	513.9 cm
10 March 2026	517.1 cm	477.2 cm to 555.8 cm	513.7 cm
11 March 2026	531.5 cm	477.2 cm to 555.9 cm	513.9 cm
12 March 2026	537.0 cm	477.4 cm to 555.8 cm	513.7 cm
13 March 2026	581.6 cm	477.4 cm to 555.8 cm	513.8 cm
14 March 2026	550.0 cm	477.2 cm to 555.9 cm	513.1 cm
15 March 2026	513.7 cm	475.7 cm to 555.8 cm	512.6 cm
16 March 2026	559.7 cm	475.4 cm to 555.9 cm	511.2 cm
17 March 2026	509.4 cm	474.4 cm to 555.6 cm	510.0 cm
18 March 2026	519.8 cm	475.5 cm to 555.8 cm	509.2 cm
19 March 2026	507.5 cm	476.5 cm to 552.4 cm	508.5 cm
20 March 2026	505.8 cm	476.1 cm to 549.2 cm	507.9 cm
21 March 2026	507.4 cm	476.1 cm to 547.0 cm	506.9 cm
22 March 2026	507.7 cm	477.3 cm to 545.9 cm	507.2 cm
23 March 2026	530.7 cm	478.9 cm to 545.1 cm	506.9 cm
24 March 2026	530.1 cm	480.6 cm to 544.5 cm	507.6 cm
25 March 2026	616.9 cm	479.3 cm to 543.2 cm	507.1 cm
26 March 2026	586.5 cm	481.6 cm to 543.2 cm	506.9 cm
27 March 2026	511.1 cm	481.7 cm to 543.2 cm	506.9 cm
28 March 2026	565.2 cm	482.0 cm to 542.6 cm	507.3 cm
29 March 2026	522.0 cm	482.0 cm to 543.2 cm	507.5 cm
30 March 2026	583.7 cm	483.6 cm to 543.2 cm	507.5 cm
31 March 2026	525.8 cm	484.2 cm to 543.8 cm	507.8 cm
1 April 2026	503.8 cm	485.5 cm to 544.3 cm	508.0 cm
2 April 2026	526.5 cm	486.8 cm to 544.3 cm	507.8 cm
3 April 2026	503.0 cm	486.8 cm to 545.1 cm	508.0 cm
4 April 2026	548.2 cm	486.8 cm to 544.8 cm	508.2 cm
5 April 2026	558.1 cm	487.2 cm to 545.1 cm	508.5 cm
6 April 2026	551.6 cm	487.8 cm to 545.1 cm	509.1 cm
7 April 2026	496.2 cm	488.4 cm to 544.8 cm	509.7 cm
8 April 2026	487.4 cm	489.5 cm to 544.9 cm	509.7 cm
9 April 2026	493.7 cm	489.5 cm to 545.0 cm	510.2 cm
10 April 2026	549.3 cm	489.6 cm to 540.1 cm	510.3 cm
11 April 2026	482.9 cm	489.2 cm to 540.5 cm	510.3 cm
12 April 2026	548.6 cm	487.6 cm to 540.1 cm	509.6 cm
13 April 2026	528.5 cm	487.6 cm to 539.6 cm	508.3 cm
14 April 2026	517.1 cm	487.4 cm to 539.4 cm	508.2 cm
15 April 2026	498.4 cm	487.5 cm to 538.1 cm	507.6 cm
16 April 2026	510.3 cm	487.6 cm to 535.7 cm	507.9 cm
17 April 2026	507.5 cm	487.6 cm to 535.3 cm	507.9 cm
18 April 2026	518.6 cm	487.7 cm to 535.3 cm	508.0 cm
19 April 2026	531.7 cm	488.6 cm to 535.6 cm	508.3 cm
20 April 2026	509.5 cm	489.2 cm to 535.6 cm	508.2 cm
21 April 2026	490.9 cm	489.2 cm to 533.6 cm	507.3 cm
22 April 2026	499.0 cm	488.5 cm to 533.6 cm	507.3 cm
23 April 2026	515.4 cm	488.0 cm to 532.3 cm	507.2 cm
24 April 2026	521.0 cm	488.2 cm to 531.0 cm	507.2 cm
25 April 2026	530.2 cm	488.6 cm to 531.0 cm	507.0 cm
26 April 2026	514.6 cm	489.4 cm to 530.9 cm	507.2 cm
27 April 2026	506.1 cm	490.1 cm to 530.8 cm	507.6 cm
28 April 2026	493.2 cm	490.2 cm to 530.9 cm	508.1 cm
29 April 2026	481.3 cm	490.5 cm to 531.2 cm	508.5 cm
30 April 2026	476.2 cm	490.2 cm to 531.9 cm	508.4 cm
1 May 2026	486.5 cm	490.2 cm to 533.0 cm	507.8 cm
2 May 2026	510.4 cm	490.1 cm to 532.6 cm	508.4 cm
3 May 2026	513.9 cm	490.2 cm to 532.6 cm	509.0 cm
4 May 2026	520.2 cm	489.9 cm to 532.5 cm	508.3 cm
5 May 2026	517.1 cm	489.0 cm to 532.5 cm	508.6 cm
6 May 2026	521.9 cm	488.4 cm to 533.8 cm	509.0 cm
7 May 2026	512.5 cm	488.5 cm to 533.7 cm	509.3 cm
8 May 2026	506.6 cm	490.0 cm to 534.9 cm	510.1 cm
9 May 2026	515.4 cm	490.4 cm to 535.0 cm	510.3 cm
10 May 2026	512.5 cm	490.9 cm to 534.9 cm	511.1 cm
11 May 2026	557.0 cm	491.5 cm to 532.6 cm	511.3 cm
12 May 2026	551.0 cm	492.0 cm to 532.6 cm	511.6 cm
13 May 2026	536.3 cm	492.5 cm to 532.6 cm	512.0 cm
14 May 2026	536.1 cm	494.0 cm to 533.5 cm	512.5 cm
15 May 2026	557.2 cm	495.4 cm to 533.5 cm	512.7 cm
16 May 2026	545.1 cm	496.7 cm to 534.4 cm	513.4 cm
17 May 2026	516.4 cm	497.3 cm to 534.4 cm	513.6 cm
18 May 2026	517.3 cm	497.3 cm to 533.5 cm	513.4 cm
19 May 2026	504.4 cm	496.7 cm to 533.5 cm	513.4 cm
20 May 2026	520.0 cm	496.7 cm to 534.8 cm	513.1 cm
21 May 2026	522.3 cm	496.7 cm to 535.1 cm	513.4 cm
22 May 2026	508.3 cm	496.9 cm to 535.9 cm	513.3 cm
23 May 2026	516.7 cm	496.8 cm to 535.9 cm	513.3 cm
24 May 2026	519.2 cm	496.8 cm to 536.1 cm	513.3 cm
25 May 2026	512.3 cm	496.7 cm to 536.7 cm	513.0 cm
26 May 2026	520.8 cm	496.7 cm to 536.9 cm	513.0 cm
27 May 2026	509.4 cm	496.7 cm to 537.0 cm	512.5 cm
28 May 2026	494.9 cm	496.7 cm to 537.4 cm	512.6 cm
29 May 2026	502.9 cm	496.3 cm to 537.0 cm	512.9 cm
30 May 2026	524.5 cm	496.6 cm to 536.9 cm	512.4 cm
31 May 2026	517.6 cm	496.1 cm to 536.2 cm	511.6 cm
1 June 2026	522.6 cm	495.5 cm to 536.1 cm	511.5 cm
2 June 2026	522.8 cm	494.9 cm to 536.3 cm	511.4 cm
3 June 2026	535.9 cm	496.2 cm to 536.2 cm	512.0 cm
4 June 2026	538.3 cm	496.8 cm to 536.1 cm	512.8 cm
5 June 2026	548.7 cm	497.2 cm to 536.3 cm	513.0 cm
6 June 2026	516.1 cm	497.8 cm to 536.1 cm	513.5 cm
7 June 2026	536.4 cm	498.0 cm to 535.5 cm	513.5 cm
8 June 2026	518.0 cm	498.0 cm to 535.4 cm	513.5 cm
9 June 2026	550.0 cm	498.6 cm to 534.7 cm	514.1 cm
10 June 2026	540.0 cm	498.1 cm to 534.2 cm	514.6 cm
11 June 2026	530.5 cm	498.6 cm to 534.6 cm	515.4 cm
12 June 2026	540.4 cm	499.4 cm to 535.4 cm	516.2 cm
13 June 2026	566.0 cm	500.9 cm to 535.5 cm	516.7 cm
14 June 2026	555.1 cm	501.1 cm to 535.5 cm	516.9 cm
15 June 2026	541.1 cm	501.7 cm to 535.7 cm	517.2 cm
16 June 2026	513.7 cm	502.2 cm to 536.0 cm	517.4 cm
17 June 2026	513.1 cm	502.4 cm to 536.4 cm	517.8 cm
18 June 2026	523.1 cm	502.2 cm to 536.8 cm	517.9 cm
19 June 2026	516.7 cm	501.9 cm to 537.7 cm	517.9 cm
20 June 2026	526.0 cm	501.7 cm to 537.0 cm	517.8 cm
21 June 2026	519.1 cm	501.7 cm to 537.8 cm	517.7 cm
22 June 2026	507.9 cm	501.2 cm to 538.1 cm	517.9 cm
23 June 2026	501.5 cm	501.6 cm to 539.6 cm	518.1 cm
24 June 2026	525.4 cm	501.1 cm to 540.1 cm	518.6 cm
25 June 2026	512.9 cm	501.2 cm to 541.1 cm	518.6 cm
26 June 2026	511.9 cm	501.1 cm to 540.9 cm	518.9 cm
27 June 2026	520.4 cm	501.1 cm to 540.4 cm	518.8 cm
28 June 2026	525.2 cm	500.6 cm to 540.4 cm	519.2 cm
29 June 2026	533.0 cm	501.1 cm to 541.5 cm	519.4 cm
30 June 2026	517.5 cm	500.6 cm to 542.0 cm	519.6 cm
1 July 2026	522.8 cm	500.1 cm to 542.2 cm	519.3 cm
2 July 2026	546.4 cm	501.6 cm to 541.9 cm	519.5 cm
3 July 2026	552.8 cm	502.1 cm to 541.1 cm	520.4 cm
4 July 2026	524.2 cm	502.4 cm to 541.1 cm	520.9 cm
5 July 2026	536.6 cm	502.7 cm to 542.7 cm	521.1 cm
6 July 2026	530.7 cm	502.6 cm to 542.2 cm	521.2 cm
7 July 2026	550.7 cm	502.5 cm to 542.8 cm	521.2 cm
8 July 2026	534.3 cm	502.4 cm to 542.8 cm	521.3 cm
9 July 2026	530.8 cm	502.5 cm to 542.1 cm	520.9 cm
10 July 2026	530.1 cm	502.6 cm to 541.0 cm	520.9 cm
11 July 2026	520.5 cm	503.7 cm to 541.0 cm	520.5 cm
12 July 2026	513.8 cm	503.7 cm to 540.6 cm	520.4 cm
13 July 2026	503.4 cm	503.7 cm to 540.2 cm	520.2 cm
14 July 2026	510.1 cm	503.0 cm to 539.6 cm	520.2 cm
15 July 2026	511.1 cm	503.0 cm to 539.3 cm	519.8 cm
16 July 2026	512.6 cm	503.0 cm to 539.2 cm	519.6 cm
17 July 2026	529.6 cm	503.0 cm to 539.3 cm	519.2 cm
18 July 2026	555.3 cm	503.0 cm to 540.0 cm	518.9 cm
19 July 2026	558.4 cm	503.2 cm to 540.0 cm	519.0 cm
20 July 2026	529.0 cm	503.7 cm to 538.4 cm	518.8 cm
21 July 2026	523.7 cm	503.7 cm to 540.1 cm	519.0 cm
22 July 2026	548.2 cm	503.9 cm to 540.4 cm	518.8 cm
23 July 2026	530.4 cm	504.4 cm to 540.7 cm	518.7 cm
24 July 2026	529.8 cm	504.5 cm to 541.4 cm	519.0 cm
25 July 2026	544.8 cm	504.2 cm to 541.7 cm	518.6 cm
26 July 2026	558.8 cm	503.8 cm to 541.7 cm	518.6 cm
27 July 2026	549.7 cm	504.2 cm to 541.6 cm	518.6 cm
28 July 2026	523.0 cm	504.4 cm to 541.4 cm	518.7 cm
29 July 2026	523.8 cm	504.4 cm to 541.4 cm	518.6 cm
30 July 2026	530.4 cm	504.6 cm to 541.2 cm	518.7 cm
31 July 2026	527.0 cm	504.9 cm to 541.2 cm	518.9 cm
1 August 2026	524.2 cm	505.2 cm to 541.5 cm	520.4 cm
2 August 2026	518.2 cm	505.2 cm to 541.7 cm	520.4 cm
3 August 2026	507.0 cm	505.2 cm to 542.3 cm	520.4 cm
4 August 2026	513.6 cm	505.4 cm to 542.3 cm	520.6 cm
5 August 2026	525.9 cm	505.2 cm to 541.5 cm	520.0 cm
6 August 2026	546.6 cm	505.1 cm to 541.2 cm	520.3 cm
7 August 2026	521.3 cm	505.1 cm to 540.9 cm	520.1 cm
8 August 2026	523.0 cm	505.2 cm to 540.9 cm	520.1 cm
9 August 2026	532.6 cm	505.8 cm to 540.9 cm	520.6 cm
10 August 2026	546.1 cm	505.8 cm to 541.0 cm	521.0 cm
11 August 2026	521.7 cm	505.8 cm to 541.4 cm	520.9 cm
12 August 2026	491.6 cm	505.8 cm to 541.5 cm	520.9 cm
13 August 2026	501.9 cm	506.0 cm to 541.5 cm	521.1 cm
14 August 2026	518.0 cm	506.0 cm to 542.3 cm	521.4 cm
15 August 2026	528.8 cm	505.8 cm to 542.0 cm	521.4 cm
16 August 2026	520.5 cm	504.7 cm to 540.9 cm	521.1 cm
17 August 2026	527.9 cm	504.7 cm to 540.7 cm	520.6 cm
18 August 2026	525.3 cm	504.7 cm to 540.9 cm	520.4 cm
19 August 2026	537.6 cm	504.7 cm to 541.0 cm	520.8 cm
20 August 2026	534.2 cm	505.6 cm to 541.5 cm	521.2 cm
21 August 2026	533.7 cm	505.8 cm to 542.1 cm	521.2 cm
22 August 2026	544.4 cm	506.5 cm to 542.1 cm	521.4 cm
23 August 2026	532.1 cm	506.7 cm to 542.3 cm	521.6 cm
24 August 2026	510.0 cm	506.2 cm to 541.7 cm	521.4 cm
25 August 2026	496.8 cm	506.6 cm to 542.1 cm	521.2 cm
26 August 2026	503.5 cm	506.5 cm to 541.6 cm	521.5 cm
27 August 2026	502.0 cm	506.2 cm to 542.3 cm	521.5 cm
28 August 2026	525.2 cm	504.8 cm to 543.1 cm	521.5 cm
29 August 2026	541.9 cm	504.3 cm to 543.5 cm	521.0 cm
30 August 2026	541.4 cm	504.3 cm to 544.0 cm	521.0 cm
31 August 2026	536.8 cm	504.5 cm to 543.9 cm	521.0 cm
1 September 2026	542.9 cm	504.6 cm to 543.9 cm	521.5 cm
2 September 2026	532.7 cm	504.0 cm to 543.4 cm	521.6 cm
3 September 2026	539.3 cm	503.3 cm to 543.4 cm	521.6 cm
4 September 2026	570.4 cm	502.4 cm to 545.1 cm	521.3 cm
5 September 2026	591.7 cm	502.2 cm to 547.6 cm	521.1 cm
6 September 2026	512.7 cm	501.4 cm to 548.2 cm	521.1 cm
7 September 2026	541.8 cm	501.1 cm to 549.5 cm	521.1 cm
8 September 2026	511.5 cm	501.2 cm to 552.2 cm	521.6 cm
9 September 2026	561.4 cm	501.4 cm to 554.6 cm	521.9 cm
10 September 2026	520.9 cm	501.2 cm to 555.6 cm	522.6 cm
11 September 2026	528.7 cm	501.1 cm to 555.7 cm	522.7 cm
12 September 2026	524.9 cm	499.7 cm to 554.6 cm	523.2 cm
13 September 2026	543.1 cm	500.7 cm to 553.4 cm	523.3 cm
14 September 2026	515.8 cm	499.9 cm to 554.0 cm	523.6 cm
15 September 2026	528.2 cm	500.7 cm to 554.6 cm	524.5 cm
16 September 2026	550.7 cm	500.8 cm to 555.6 cm	524.7 cm
17 September 2026	532.7 cm	500.8 cm to 555.7 cm	524.8 cm
18 September 2026	564.6 cm	500.7 cm to 554.6 cm	525.3 cm
19 September 2026	557.8 cm	500.2 cm to 554.1 cm	525.4 cm
20 September 2026	593.0 cm	500.8 cm to 554.1 cm	525.1 cm
21 September 2026	536.3 cm	500.7 cm to 554.2 cm	524.3 cm
22 September 2026	523.1 cm	500.2 cm to 552.8 cm	523.5 cm
23 September 2026	525.7 cm	499.8 cm to 552.8 cm	522.5 cm
24 September 2026	547.4 cm	499.1 cm to 552.2 cm	522.3 cm
25 September 2026	520.2 cm	499.5 cm to 553.6 cm	522.3 cm
26 September 2026	533.2 cm	499.8 cm to 554.7 cm	522.3 cm
27 September 2026	515.2 cm	499.7 cm to 557.9 cm	522.6 cm
28 September 2026	535.5 cm	499.1 cm to 560.0 cm	522.7 cm
29 September 2026	512.7 cm	498.9 cm to 560.0 cm	523.2 cm
30 September 2026	505.2 cm	498.6 cm to 560.0 cm	523.2 cm
1 October 2026	542.6 cm	497.8 cm to 560.0 cm	523.2 cm
2 October 2026	523.3 cm	498.5 cm to 560.0 cm	522.8 cm
3 October 2026	517.3 cm	497.4 cm to 561.8 cm	522.8 cm
4 October 2026	524.1 cm	497.0 cm to 561.8 cm	522.8 cm

The last 10 years, weekly averages

Level

Weekly averages of the Ems at Knock from the week of 3 October 2016 to 4 October 2026.

Table: The last 10 years, weekly averages

Week starting	Weekly average (cm)
3 October 2016	495.0 cm
10 October 2016	490.5 cm
17 October 2016	516.8 cm
24 October 2016	526.9 cm
31 October 2016	535.8 cm
7 November 2016	504.6 cm
14 November 2016	536.9 cm
21 November 2016	517.9 cm
28 November 2016	521.6 cm
5 December 2016	531.7 cm
12 December 2016	514.4 cm
19 December 2016	543.3 cm
26 December 2016	549.8 cm
2 January 2017	538.8 cm
9 January 2017	570.2 cm
16 January 2017	498.1 cm
23 January 2017	507.0 cm
30 January 2017	503.8 cm
6 February 2017	471.5 cm
13 February 2017	492.9 cm
20 February 2017	551.7 cm
27 February 2017	530.7 cm
6 March 2017	514.5 cm
13 March 2017	530.4 cm
20 March 2017	511.1 cm
27 March 2017	506.2 cm
3 April 2017	518.4 cm
10 April 2017	536.6 cm
17 April 2017	518.9 cm
24 April 2017	513.9 cm
1 May 2017	500.4 cm
8 May 2017	515.8 cm
15 May 2017	518.8 cm
22 May 2017	510.1 cm
29 May 2017	524.0 cm
5 June 2017	525.6 cm
12 June 2017	528.1 cm
19 June 2017	527.5 cm
26 June 2017	528.3 cm
3 July 2017	522.3 cm
10 July 2017	526.5 cm
17 July 2017	513.2 cm
24 July 2017	530.6 cm
31 July 2017	537.3 cm
7 August 2017	522.6 cm
14 August 2017	527.8 cm
21 August 2017	518.6 cm
28 August 2017	527.2 cm
4 September 2017	534.3 cm
11 September 2017	554.6 cm
18 September 2017	518.4 cm
25 September 2017	511.9 cm
2 October 2017	578.2 cm
9 October 2017	543.1 cm
16 October 2017	526.6 cm
23 October 2017	570.4 cm
30 October 2017	536.8 cm
6 November 2017	544.3 cm
13 November 2017	554.6 cm
20 November 2017	541.8 cm
27 November 2017	541.2 cm
4 December 2017	558.3 cm
11 December 2017	542.0 cm
18 December 2017	525.1 cm
25 December 2017	551.7 cm
1 January 2018	547.4 cm
8 January 2018	495.3 cm
15 January 2018	550.1 cm
22 January 2018	532.0 cm
29 January 2018	534.3 cm
5 February 2018	513.1 cm
12 February 2018	514.8 cm
19 February 2018	485.0 cm
26 February 2018	437.2 cm
5 March 2018	519.2 cm
12 March 2018	469.0 cm
19 March 2018	512.1 cm
26 March 2018	504.9 cm
2 April 2018	513.1 cm
9 April 2018	504.0 cm
16 April 2018	505.2 cm
23 April 2018	524.3 cm
30 April 2018	512.3 cm
7 May 2018	513.2 cm
14 May 2018	515.4 cm
21 May 2018	503.6 cm
28 May 2018	511.7 cm
4 June 2018	517.2 cm
11 June 2018	521.3 cm
18 June 2018	539.4 cm
25 June 2018	502.9 cm
2 July 2018	516.6 cm
9 July 2018	517.6 cm
16 July 2018	519.3 cm
23 July 2018	515.2 cm
30 July 2018	517.3 cm
6 August 2018	527.1 cm
13 August 2018	527.4 cm
20 August 2018	529.7 cm
27 August 2018	520.4 cm
3 September 2018	522.1 cm
10 September 2018	530.0 cm
17 September 2018	553.2 cm
24 September 2018	531.0 cm
1 October 2018	544.5 cm
8 October 2018	516.8 cm
15 October 2018	523.6 cm
22 October 2018	550.3 cm
29 October 2018	511.1 cm
5 November 2018	513.3 cm
12 November 2018	509.9 cm
19 November 2018	479.3 cm
26 November 2018	511.6 cm
3 December 2018	561.6 cm
10 December 2018	496.6 cm
17 December 2018	527.7 cm
24 December 2018	526.6 cm
31 December 2018	541.8 cm
7 January 2019	559.4 cm
14 January 2019	541.9 cm
21 January 2019	517.3 cm
28 January 2019	522.3 cm
4 February 2019	526.4 cm
11 February 2019	522.2 cm
18 February 2019	515.1 cm
25 February 2019	519.0 cm
4 March 2019	560.1 cm
11 March 2019	577.0 cm
18 March 2019	516.6 cm
25 March 2019	520.9 cm
1 April 2019	497.4 cm
8 April 2019	493.5 cm
15 April 2019	489.8 cm
22 April 2019	510.9 cm
29 April 2019	525.0 cm
6 May 2019	517.0 cm
13 May 2019	502.7 cm
20 May 2019	522.5 cm
27 May 2019	518.1 cm
3 June 2019	515.5 cm
10 June 2019	512.5 cm
17 June 2019	513.5 cm
24 June 2019	508.1 cm
1 July 2019	533.0 cm
8 July 2019	526.2 cm
15 July 2019	520.1 cm
22 July 2019	516.5 cm
29 July 2019	519.9 cm
5 August 2019	532.7 cm
12 August 2019	527.4 cm
19 August 2019	517.5 cm
26 August 2019	521.1 cm
2 September 2019	532.3 cm
9 September 2019	525.8 cm
16 September 2019	520.6 cm
23 September 2019	535.2 cm
30 September 2019	532.7 cm
7 October 2019	544.5 cm
14 October 2019	534.3 cm
21 October 2019	543.2 cm
28 October 2019	517.8 cm
4 November 2019	527.4 cm
11 November 2019	513.8 cm
18 November 2019	515.9 cm
25 November 2019	530.9 cm
2 December 2019	548.1 cm
9 December 2019	551.4 cm
16 December 2019	535.5 cm
23 December 2019	521.8 cm
30 December 2019	537.1 cm
6 January 2020	542.5 cm
13 January 2020	545.9 cm
20 January 2020	518.2 cm
27 January 2020	559.1 cm
3 February 2020	528.4 cm
10 February 2020	583.3 cm
17 February 2020	589.0 cm
24 February 2020	545.4 cm
2 March 2020	532.5 cm
9 March 2020	543.2 cm
16 March 2020	501.2 cm
23 March 2020	488.1 cm
30 March 2020	513.2 cm
6 April 2020	506.6 cm
13 April 2020	513.5 cm
20 April 2020	494.8 cm
27 April 2020	526.5 cm
4 May 2020	510.5 cm
11 May 2020	521.4 cm
18 May 2020	519.4 cm
25 May 2020	502.7 cm
1 June 2020	527.4 cm
8 June 2020	512.4 cm
15 June 2020	519.2 cm
22 June 2020	515.9 cm
29 June 2020	538.6 cm
6 July 2020	527.0 cm
13 July 2020	520.4 cm
20 July 2020	521.6 cm
27 July 2020	535.1 cm
3 August 2020	519.9 cm
10 August 2020	514.6 cm
17 August 2020	529.5 cm
24 August 2020	539.7 cm
31 August 2020	528.2 cm
7 September 2020	528.9 cm
14 September 2020	507.4 cm
21 September 2020	541.1 cm
28 September 2020	513.6 cm
5 October 2020	537.2 cm
12 October 2020	510.2 cm
19 October 2020	527.6 cm
26 October 2020	541.8 cm
2 November 2020	534.6 cm
9 November 2020	518.1 cm
16 November 2020	554.7 cm
23 November 2020	523.7 cm
30 November 2020	521.9 cm
7 December 2020	510.8 cm
14 December 2020	518.0 cm
21 December 2020	535.1 cm
28 December 2020	522.5 cm
4 January 2021	506.5 cm
11 January 2021	527.1 cm
18 January 2021	553.9 cm
25 January 2021	523.5 cm
1 February 2021	473.4 cm
8 February 2021	472.8 cm
15 February 2021	521.3 cm
22 February 2021	525.5 cm
1 March 2021	507.9 cm
8 March 2021	546.7 cm
15 March 2021	522.5 cm
22 March 2021	522.0 cm
29 March 2021	516.4 cm
5 April 2021	560.2 cm
12 April 2021	510.1 cm
19 April 2021	514.7 cm
26 April 2021	512.6 cm
3 May 2021	541.5 cm
10 May 2021	519.2 cm
17 May 2021	531.0 cm
24 May 2021	512.3 cm
31 May 2021	509.4 cm
7 June 2021	518.1 cm
14 June 2021	520.3 cm
21 June 2021	518.4 cm
28 June 2021	522.0 cm
5 July 2021	520.6 cm
12 July 2021	527.0 cm
19 July 2021	516.9 cm
26 July 2021	537.2 cm
2 August 2021	528.3 cm
9 August 2021	528.1 cm
16 August 2021	541.9 cm
23 August 2021	521.2 cm
30 August 2021	511.4 cm
6 September 2021	521.0 cm
13 September 2021	526.3 cm
20 September 2021	536.1 cm
27 September 2021	540.5 cm
4 October 2021	519.9 cm
11 October 2021	543.6 cm
18 October 2021	553.6 cm
25 October 2021	538.1 cm
1 November 2021	552.9 cm
8 November 2021	530.8 cm
15 November 2021	539.9 cm
22 November 2021	532.6 cm
29 November 2021	554.8 cm
6 December 2021	507.6 cm
13 December 2021	526.1 cm
20 December 2021	507.1 cm
27 December 2021	543.3 cm
3 January 2022	564.7 cm
10 January 2022	525.7 cm
17 January 2022	538.8 cm
24 January 2022	562.0 cm
31 January 2022	569.0 cm
7 February 2022	549.0 cm
14 February 2022	576.3 cm
21 February 2022	560.6 cm
28 February 2022	495.4 cm
7 March 2022	493.5 cm
14 March 2022	494.2 cm
21 March 2022	502.6 cm
28 March 2022	501.9 cm
4 April 2022	557.2 cm
11 April 2022	506.7 cm
18 April 2022	503.1 cm
25 April 2022	504.5 cm
2 May 2022	506.8 cm
9 May 2022	520.9 cm
16 May 2022	516.4 cm
23 May 2022	545.5 cm
30 May 2022	509.4 cm
6 June 2022	533.2 cm
13 June 2022	522.1 cm
20 June 2022	525.1 cm
27 June 2022	518.1 cm
4 July 2022	531.5 cm
11 July 2022	520.6 cm
18 July 2022	519.5 cm
25 July 2022	524.0 cm
1 August 2022	523.7 cm
8 August 2022	513.4 cm
15 August 2022	530.8 cm
22 August 2022	520.5 cm
29 August 2022	499.2 cm
5 September 2022	518.3 cm
12 September 2022	563.9 cm
19 September 2022	526.3 cm
26 September 2022	544.2 cm
3 October 2022	539.6 cm
10 October 2022	532.4 cm
17 October 2022	516.6 cm
24 October 2022	534.7 cm
31 October 2022	546.0 cm
7 November 2022	543.0 cm
14 November 2022	495.1 cm
21 November 2022	523.7 cm
28 November 2022	512.3 cm
5 December 2022	527.9 cm
12 December 2022	522.8 cm
19 December 2022	539.0 cm
26 December 2022	554.0 cm
2 January 2023	548.6 cm
9 January 2023	570.2 cm
16 January 2023	541.2 cm
23 January 2023	506.7 cm
30 January 2023	569.6 cm
6 February 2023	511.0 cm
13 February 2023	530.2 cm
20 February 2023	535.8 cm
27 February 2023	509.4 cm
6 March 2023	529.6 cm
13 March 2023	540.6 cm
20 March 2023	535.3 cm
27 March 2023	533.1 cm
3 April 2023	498.2 cm
10 April 2023	521.8 cm
17 April 2023	499.3 cm
24 April 2023	531.3 cm
1 May 2023	500.5 cm
8 May 2023	518.2 cm
15 May 2023	515.2 cm
22 May 2023	515.3 cm
29 May 2023	506.7 cm
5 June 2023	508.5 cm
12 June 2023	518.0 cm
19 June 2023	523.2 cm
26 June 2023	544.8 cm
3 July 2023	530.7 cm
10 July 2023	532.1 cm
17 July 2023	531.1 cm
24 July 2023	541.4 cm
31 July 2023	538.4 cm
7 August 2023	547.3 cm
14 August 2023	518.7 cm
21 August 2023	529.0 cm
28 August 2023	530.9 cm
4 September 2023	523.5 cm
11 September 2023	525.5 cm
18 September 2023	540.9 cm
25 September 2023	534.6 cm
2 October 2023	549.8 cm
9 October 2023	567.4 cm
16 October 2023	493.1 cm
23 October 2023	535.5 cm
30 October 2023	555.7 cm
6 November 2023	561.6 cm
13 November 2023	541.7 cm
20 November 2023	572.5 cm
27 November 2023	525.7 cm
4 December 2023	520.5 cm
11 December 2023	539.1 cm
18 December 2023	602.9 cm
25 December 2023	556.6 cm
1 January 2024	532.4 cm
8 January 2024	518.9 cm
15 January 2024	568.3 cm
22 January 2024	568.3 cm
29 January 2024	557.9 cm
5 February 2024	546.9 cm
12 February 2024	534.6 cm
19 February 2024	550.5 cm
26 February 2024	512.5 cm
4 March 2024	495.9 cm
11 March 2024	519.4 cm
18 March 2024	544.9 cm
25 March 2024	527.7 cm
1 April 2024	543.7 cm
8 April 2024	547.2 cm
15 April 2024	548.7 cm
22 April 2024	524.6 cm
29 April 2024	522.1 cm
6 May 2024	511.7 cm
13 May 2024	519.1 cm
20 May 2024	513.1 cm
27 May 2024	534.3 cm
3 June 2024	535.8 cm
10 June 2024	537.9 cm
17 June 2024	526.6 cm
24 June 2024	527.8 cm
1 July 2024	548.5 cm
8 July 2024	531.1 cm
15 July 2024	530.5 cm
22 July 2024	531.0 cm
29 July 2024	528.2 cm
5 August 2024	536.7 cm
12 August 2024	535.9 cm
19 August 2024	544.0 cm
26 August 2024	521.8 cm
2 September 2024	519.9 cm
9 September 2024	548.4 cm
16 September 2024	510.7 cm
23 September 2024	551.5 cm
30 September 2024	507.9 cm
7 October 2024	557.4 cm
14 October 2024	518.8 cm
21 October 2024	535.7 cm
28 October 2024	529.1 cm
4 November 2024	510.4 cm
11 November 2024	548.1 cm
18 November 2024	556.7 cm
25 November 2024	542.8 cm
2 December 2024	545.0 cm
9 December 2024	508.4 cm
16 December 2024	573.8 cm
23 December 2024	532.9 cm
30 December 2024	549.5 cm
6 January 2025	566.3 cm
13 January 2025	526.4 cm
20 January 2025	537.0 cm
27 January 2025	533.5 cm
3 February 2025	506.4 cm
10 February 2025	482.3 cm
17 February 2025	500.7 cm
24 February 2025	530.5 cm
3 March 2025	529.9 cm
10 March 2025	530.9 cm
17 March 2025	501.0 cm
24 March 2025	538.0 cm
31 March 2025	504.0 cm
7 April 2025	514.2 cm
14 April 2025	523.5 cm
21 April 2025	516.9 cm
28 April 2025	523.3 cm
5 May 2025	509.0 cm
12 May 2025	517.9 cm
19 May 2025	536.8 cm
26 May 2025	529.3 cm
2 June 2025	540.1 cm
9 June 2025	516.8 cm
16 June 2025	518.3 cm
23 June 2025	540.7 cm
30 June 2025	527.5 cm
7 July 2025	529.7 cm
14 July 2025	526.7 cm
21 July 2025	535.3 cm
28 July 2025	544.3 cm
4 August 2025	542.3 cm
11 August 2025	522.1 cm
18 August 2025	529.5 cm
25 August 2025	531.4 cm
1 September 2025	534.5 cm
8 September 2025	532.3 cm
15 September 2025	559.6 cm
22 September 2025	509.0 cm
29 September 2025	540.8 cm
6 October 2025	537.2 cm
13 October 2025	519.5 cm
20 October 2025	581.7 cm
27 October 2025	559.3 cm
3 November 2025	537.2 cm
10 November 2025	524.4 cm
17 November 2025	537.4 cm
24 November 2025	544.2 cm
1 December 2025	522.6 cm
8 December 2025	546.2 cm
15 December 2025	539.1 cm
22 December 2025	484.1 cm
29 December 2025	576.1 cm
5 January 2026	494.6 cm
12 January 2026	528.2 cm
19 January 2026	469.9 cm
26 January 2026	486.6 cm
2 February 2026	466.3 cm
9 February 2026	517.1 cm
16 February 2026	516.4 cm
23 February 2026	535.9 cm
2 March 2026	510.7 cm
9 March 2026	534.8 cm
16 March 2026	516.8 cm
23 March 2026	551.8 cm
30 March 2026	535.6 cm
6 April 2026	515.7 cm
13 April 2026	516.0 cm
20 April 2026	511.5 cm
27 April 2026	495.4 cm
4 May 2026	515.2 cm
11 May 2026	542.7 cm
18 May 2026	515.4 cm
25 May 2026	511.8 cm
1 June 2026	531.5 cm
8 June 2026	542.8 cm
15 June 2026	521.8 cm
22 June 2026	515.0 cm
29 June 2026	533.3 cm
6 July 2026	530.1 cm
13 July 2026	525.8 cm
20 July 2026	537.8 cm
27 July 2026	528.0 cm
3 August 2026	524.3 cm
10 August 2026	518.4 cm
17 August 2026	533.6 cm
24 August 2026	517.3 cm
31 August 2026	546.6 cm
7 September 2026	533.2 cm
14 September 2026	549.0 cm
21 September 2026	528.7 cm
28 September 2026	523.0 cm

The whole record since 2000, weekly averages

Level

Weekly averages of the Ems at Knock from 1 January 2000 to 4 October 2026.

Table: The whole record since 2000, weekly averages

Week starting	Weekly average (cm)
27 December 1999	no value
3 January 2000	527.8 cm
10 January 2000	502.3 cm
17 January 2000	533.8 cm
24 January 2000	540.1 cm
31 January 2000	537.7 cm
7 February 2000	560.2 cm
14 February 2000	527.9 cm
21 February 2000	503.0 cm
28 February 2000	559.8 cm
6 March 2000	534.9 cm
13 March 2000	525.7 cm
20 March 2000	492.2 cm
27 March 2000	489.2 cm
3 April 2000	501.0 cm
10 April 2000	506.9 cm
17 April 2000	503.7 cm
24 April 2000	502.5 cm
1 May 2000	492.1 cm
8 May 2000	494.5 cm
15 May 2000	511.5 cm
22 May 2000	517.9 cm
29 May 2000	509.1 cm
5 June 2000	505.3 cm
12 June 2000	508.4 cm
19 June 2000	517.3 cm
26 June 2000	517.4 cm
3 July 2000	509.8 cm
10 July 2000	534.5 cm
17 July 2000	512.1 cm
24 July 2000	511.9 cm
31 July 2000	504.9 cm
7 August 2000	508.3 cm
14 August 2000	513.2 cm
21 August 2000	500.6 cm
28 August 2000	515.0 cm
4 September 2000	522.2 cm
11 September 2000	507.9 cm
18 September 2000	482.3 cm
25 September 2000	507.9 cm
2 October 2000	514.6 cm
9 October 2000	495.9 cm
16 October 2000	507.7 cm
23 October 2000	533.8 cm
30 October 2000	536.4 cm
6 November 2000	506.1 cm
13 November 2000	514.4 cm
20 November 2000	502.5 cm
27 November 2000	520.2 cm
4 December 2000	521.4 cm
11 December 2000	570.5 cm
18 December 2000	489.6 cm
25 December 2000	521.7 cm
1 January 2001	533.0 cm
8 January 2001	500.9 cm
15 January 2001	490.8 cm
22 January 2001	506.8 cm
29 January 2001	485.8 cm
5 February 2001	505.7 cm
12 February 2001	506.5 cm
19 February 2001	528.6 cm
26 February 2001	495.4 cm
5 March 2001	512.3 cm
12 March 2001	516.9 cm
19 March 2001	496.5 cm
26 March 2001	483.8 cm
2 April 2001	525.1 cm
9 April 2001	507.0 cm
16 April 2001	516.2 cm
23 April 2001	503.6 cm
30 April 2001	502.0 cm
7 May 2001	487.3 cm
14 May 2001	518.7 cm
21 May 2001	494.7 cm
28 May 2001	539.4 cm
4 June 2001	512.0 cm
11 June 2001	507.0 cm
18 June 2001	509.9 cm
25 June 2001	505.7 cm
2 July 2001	500.9 cm
9 July 2001	527.1 cm
16 July 2001	507.2 cm
23 July 2001	507.0 cm
30 July 2001	511.3 cm
6 August 2001	521.7 cm
13 August 2001	512.2 cm
20 August 2001	510.7 cm
27 August 2001	523.6 cm
3 September 2001	557.5 cm
10 September 2001	551.6 cm
17 September 2001	515.7 cm
24 September 2001	511.4 cm
1 October 2001	532.9 cm
8 October 2001	530.0 cm
15 October 2001	507.4 cm
22 October 2001	529.8 cm
29 October 2001	556.5 cm
5 November 2001	546.0 cm
12 November 2001	512.2 cm
19 November 2001	537.4 cm
26 November 2001	522.6 cm
3 December 2001	501.7 cm
10 December 2001	487.9 cm
17 December 2001	532.0 cm
24 December 2001	569.4 cm
31 December 2001	504.8 cm
7 January 2002	506.2 cm
14 January 2002	523.0 cm
21 January 2002	556.8 cm
28 January 2002	544.5 cm
4 February 2002	554.0 cm
11 February 2002	520.2 cm
18 February 2002	575.2 cm
25 February 2002	544.7 cm
4 March 2002	550.3 cm
11 March 2002	479.1 cm
18 March 2002	516.1 cm
25 March 2002	492.7 cm
1 April 2002	484.5 cm
8 April 2002	496.6 cm
15 April 2002	499.3 cm
22 April 2002	518.9 cm
29 April 2002	520.7 cm
6 May 2002	498.7 cm
13 May 2002	501.5 cm
20 May 2002	509.0 cm
27 May 2002	504.0 cm
3 June 2002	505.7 cm
10 June 2002	514.5 cm
17 June 2002	517.8 cm
24 June 2002	528.4 cm
1 July 2002	520.3 cm
8 July 2002	505.7 cm
15 July 2002	517.0 cm
22 July 2002	520.5 cm
29 July 2002	508.3 cm
5 August 2002	510.7 cm
12 August 2002	516.0 cm
19 August 2002	516.3 cm
26 August 2002	515.7 cm
2 September 2002	509.1 cm
9 September 2002	506.3 cm
16 September 2002	524.8 cm
23 September 2002	515.2 cm
30 September 2002	524.1 cm
7 October 2002	462.8 cm
14 October 2002	524.1 cm
21 October 2002	554.2 cm
28 October 2002	510.9 cm
4 November 2002	523.1 cm
11 November 2002	529.9 cm
18 November 2002	490.8 cm
25 November 2002	510.0 cm
2 December 2002	475.6 cm
9 December 2002	450.6 cm
16 December 2002	500.3 cm
23 December 2002	no value
30 December 2002	no value
6 January 2003	516.6 cm
13 January 2003	543.8 cm
20 January 2003	520.6 cm
27 January 2003	542.1 cm
3 February 2003	524.2 cm
10 February 2003	485.5 cm
17 February 2003	476.3 cm
24 February 2003	494.5 cm
3 March 2003	506.9 cm
10 March 2003	502.8 cm
17 March 2003	491.5 cm
24 March 2003	511.7 cm
31 March 2003	527.8 cm
7 April 2003	499.2 cm
14 April 2003	478.7 cm
21 April 2003	509.5 cm
28 April 2003	517.6 cm
5 May 2003	510.3 cm
12 May 2003	507.4 cm
19 May 2003	519.7 cm
26 May 2003	500.1 cm
2 June 2003	513.9 cm
9 June 2003	519.0 cm
16 June 2003	525.0 cm
23 June 2003	514.9 cm
30 June 2003	530.0 cm
7 July 2003	516.7 cm
14 July 2003	502.3 cm
21 July 2003	517.4 cm
28 July 2003	510.9 cm
4 August 2003	503.5 cm
11 August 2003	521.6 cm
18 August 2003	530.1 cm
25 August 2003	523.6 cm
1 September 2003	512.0 cm
8 September 2003	516.4 cm
15 September 2003	515.2 cm
22 September 2003	527.8 cm
29 September 2003	527.5 cm
6 October 2003	567.7 cm
13 October 2003	481.5 cm
20 October 2003	503.9 cm
27 October 2003	520.6 cm
3 November 2003	502.4 cm
10 November 2003	503.1 cm
17 November 2003	528.1 cm
24 November 2003	503.3 cm
1 December 2003	498.0 cm
8 December 2003	528.9 cm
15 December 2003	561.4 cm
22 December 2003	531.0 cm
29 December 2003	493.4 cm
5 January 2004	512.6 cm
12 January 2004	547.4 cm
19 January 2004	517.5 cm
26 January 2004	548.3 cm
2 February 2004	556.8 cm
9 February 2004	524.1 cm
16 February 2004	500.9 cm
23 February 2004	528.3 cm
1 March 2004	503.4 cm
8 March 2004	486.0 cm
15 March 2004	539.4 cm
22 March 2004	504.3 cm
29 March 2004	486.7 cm
5 April 2004	517.9 cm
12 April 2004	no value
19 April 2004	503.5 cm
26 April 2004	498.8 cm
3 May 2004	514.0 cm
10 May 2004	516.2 cm
17 May 2004	516.3 cm
24 May 2004	509.2 cm
31 May 2004	510.1 cm
7 June 2004	515.5 cm
14 June 2004	523.6 cm
21 June 2004	526.6 cm
28 June 2004	522.9 cm
5 July 2004	513.1 cm
12 July 2004	522.9 cm
19 July 2004	509.3 cm
26 July 2004	507.8 cm
2 August 2004	505.2 cm
9 August 2004	513.3 cm
16 August 2004	521.5 cm
23 August 2004	526.3 cm
30 August 2004	522.8 cm
6 September 2004	504.7 cm
13 September 2004	530.6 cm
20 September 2004	576.8 cm
27 September 2004	520.8 cm
4 October 2004	518.8 cm
11 October 2004	486.0 cm
18 October 2004	530.9 cm
25 October 2004	518.2 cm
1 November 2004	520.6 cm
8 November 2004	525.1 cm
15 November 2004	549.5 cm
22 November 2004	525.3 cm
29 November 2004	517.1 cm
6 December 2004	513.2 cm
13 December 2004	533.3 cm
20 December 2004	547.4 cm
27 December 2004	535.5 cm
3 January 2005	569.9 cm
10 January 2005	526.5 cm
17 January 2005	576.7 cm
24 January 2005	497.7 cm
31 January 2005	507.5 cm
7 February 2005	527.9 cm
14 February 2005	516.5 cm
21 February 2005	469.7 cm
28 February 2005	490.3 cm
7 March 2005	525.9 cm
14 March 2005	515.0 cm
21 March 2005	496.3 cm
28 March 2005	483.8 cm
4 April 2005	523.1 cm
11 April 2005	506.3 cm
18 April 2005	495.0 cm
25 April 2005	499.1 cm
2 May 2005	526.8 cm
9 May 2005	507.5 cm
16 May 2005	508.9 cm
23 May 2005	504.5 cm
30 May 2005	516.0 cm
6 June 2005	512.7 cm
13 June 2005	511.8 cm
20 June 2005	510.8 cm
27 June 2005	512.0 cm
4 July 2005	515.7 cm
11 July 2005	510.5 cm
18 July 2005	542.2 cm
25 July 2005	520.4 cm
1 August 2005	524.4 cm
8 August 2005	532.9 cm
15 August 2005	512.7 cm
22 August 2005	524.8 cm
29 August 2005	505.4 cm
5 September 2005	511.5 cm
12 September 2005	528.7 cm
19 September 2005	511.2 cm
26 September 2005	537.0 cm
3 October 2005	500.3 cm
10 October 2005	497.0 cm
17 October 2005	499.5 cm
24 October 2005	527.5 cm
31 October 2005	533.2 cm
7 November 2005	532.1 cm
14 November 2005	535.2 cm
21 November 2005	511.3 cm
28 November 2005	506.8 cm
5 December 2005	511.8 cm
12 December 2005	559.6 cm
19 December 2005	524.3 cm
26 December 2005	503.1 cm
2 January 2006	479.1 cm
9 January 2006	502.3 cm
16 January 2006	509.1 cm
23 January 2006	485.5 cm
30 January 2006	497.1 cm
6 February 2006	542.9 cm
13 February 2006	511.2 cm
20 February 2006	475.9 cm
27 February 2006	525.5 cm
6 March 2006	499.2 cm
13 March 2006	460.0 cm
20 March 2006	499.0 cm
27 March 2006	524.0 cm
3 April 2006	538.2 cm
10 April 2006	516.9 cm
17 April 2006	511.3 cm
24 April 2006	no value
1 May 2006	491.0 cm
8 May 2006	496.5 cm
15 May 2006	515.6 cm
22 May 2006	529.3 cm
29 May 2006	524.2 cm
5 June 2006	494.0 cm
12 June 2006	508.5 cm
19 June 2006	520.1 cm
26 June 2006	500.7 cm
3 July 2006	510.2 cm
10 July 2006	502.2 cm
17 July 2006	508.5 cm
24 July 2006	511.2 cm
31 July 2006	526.7 cm
7 August 2006	521.6 cm
14 August 2006	525.0 cm
21 August 2006	524.3 cm
28 August 2006	540.7 cm
4 September 2006	524.1 cm
11 September 2006	513.5 cm
18 September 2006	520.6 cm
25 September 2006	527.2 cm
2 October 2006	548.5 cm
9 October 2006	507.1 cm
16 October 2006	518.7 cm
23 October 2006	541.8 cm
30 October 2006	568.9 cm
6 November 2006	566.4 cm
13 November 2006	544.1 cm
20 November 2006	534.7 cm
27 November 2006	525.5 cm
4 December 2006	549.2 cm
11 December 2006	557.1 cm
18 December 2006	503.3 cm
25 December 2006	514.0 cm
1 January 2007	556.8 cm
8 January 2007	584.4 cm
15 January 2007	572.9 cm
22 January 2007	530.0 cm
29 January 2007	528.0 cm
5 February 2007	496.4 cm
12 February 2007	516.8 cm
19 February 2007	508.6 cm
26 February 2007	541.1 cm
5 March 2007	522.4 cm
12 March 2007	541.7 cm
19 March 2007	516.8 cm
26 March 2007	489.9 cm
2 April 2007	503.0 cm
9 April 2007	503.5 cm
16 April 2007	508.1 cm
23 April 2007	501.6 cm
30 April 2007	495.9 cm
7 May 2007	535.2 cm
14 May 2007	517.2 cm
21 May 2007	513.5 cm
28 May 2007	510.3 cm
4 June 2007	508.3 cm
11 June 2007	514.5 cm
18 June 2007	517.1 cm
25 June 2007	545.9 cm
2 July 2007	530.8 cm
9 July 2007	523.5 cm
16 July 2007	513.0 cm
23 July 2007	536.9 cm
30 July 2007	529.2 cm
6 August 2007	522.1 cm
13 August 2007	521.0 cm
20 August 2007	513.2 cm
27 August 2007	525.3 cm
3 September 2007	532.5 cm
10 September 2007	533.6 cm
17 September 2007	533.1 cm
24 September 2007	524.2 cm
1 October 2007	511.3 cm
8 October 2007	512.2 cm
15 October 2007	527.1 cm
22 October 2007	498.7 cm
29 October 2007	525.8 cm
5 November 2007	572.8 cm
12 November 2007	518.1 cm
19 November 2007	526.6 cm
26 November 2007	545.8 cm
3 December 2007	572.0 cm
10 December 2007	502.3 cm
17 December 2007	495.6 cm
24 December 2007	527.9 cm
31 December 2007	479.4 cm
7 January 2008	528.9 cm
14 January 2008	538.9 cm
21 January 2008	552.8 cm
28 January 2008	546.5 cm
4 February 2008	516.5 cm
11 February 2008	492.6 cm
18 February 2008	528.8 cm
25 February 2008	569.9 cm
3 March 2008	529.5 cm
10 March 2008	541.6 cm
17 March 2008	536.0 cm
24 March 2008	525.5 cm
31 March 2008	521.4 cm
7 April 2008	505.4 cm
14 April 2008	496.6 cm
21 April 2008	500.4 cm
28 April 2008	508.7 cm
5 May 2008	495.2 cm
12 May 2008	506.1 cm
19 May 2008	495.9 cm
26 May 2008	497.3 cm
2 June 2008	504.6 cm
9 June 2008	525.8 cm
16 June 2008	514.8 cm
23 June 2008	522.6 cm
30 June 2008	513.7 cm
7 July 2008	528.2 cm
14 July 2008	530.1 cm
21 July 2008	513.9 cm
28 July 2008	509.2 cm
4 August 2008	526.3 cm
11 August 2008	525.7 cm
18 August 2008	520.4 cm
25 August 2008	517.1 cm
1 September 2008	521.1 cm
8 September 2008	502.4 cm
15 September 2008	496.9 cm
22 September 2008	500.6 cm
29 September 2008	554.1 cm
6 October 2008	518.7 cm
13 October 2008	537.1 cm
20 October 2008	539.5 cm
27 October 2008	520.2 cm
3 November 2008	499.9 cm
10 November 2008	545.4 cm
17 November 2008	562.7 cm
24 November 2008	519.8 cm
1 December 2008	520.4 cm
8 December 2008	495.4 cm
15 December 2008	523.9 cm
22 December 2008	493.0 cm
29 December 2008	495.3 cm
5 January 2009	507.0 cm
12 January 2009	505.9 cm
19 January 2009	528.9 cm
26 January 2009	474.2 cm
2 February 2009	501.9 cm
9 February 2009	515.9 cm
16 February 2009	514.2 cm
23 February 2009	514.9 cm
2 March 2009	516.9 cm
9 March 2009	526.6 cm
16 March 2009	501.1 cm
23 March 2009	531.6 cm
30 March 2009	505.4 cm
6 April 2009	502.0 cm
13 April 2009	500.6 cm
20 April 2009	493.3 cm
27 April 2009	504.5 cm
4 May 2009	524.5 cm
11 May 2009	487.1 cm
18 May 2009	512.2 cm
25 May 2009	509.4 cm
1 June 2009	518.5 cm
8 June 2009	516.9 cm
15 June 2009	521.9 cm
22 June 2009	501.3 cm
29 June 2009	516.7 cm
6 July 2009	541.3 cm
13 July 2009	521.8 cm
20 July 2009	521.9 cm
27 July 2009	523.2 cm
3 August 2009	509.7 cm
10 August 2009	522.6 cm
17 August 2009	514.7 cm
24 August 2009	531.7 cm
31 August 2009	539.9 cm
7 September 2009	514.0 cm
14 September 2009	501.3 cm
21 September 2009	526.2 cm
28 September 2009	552.3 cm
5 October 2009	521.5 cm
12 October 2009	525.6 cm
19 October 2009	487.6 cm
26 October 2009	509.8 cm
2 November 2009	521.2 cm
9 November 2009	514.9 cm
16 November 2009	535.3 cm
23 November 2009	566.0 cm
30 November 2009	514.3 cm
7 December 2009	522.3 cm
14 December 2009	500.7 cm
21 December 2009	535.0 cm
28 December 2009	508.0 cm
4 January 2010	496.1 cm
11 January 2010	472.8 cm
18 January 2010	484.3 cm
25 January 2010	527.7 cm
1 February 2010	511.9 cm
8 February 2010	497.2 cm
15 February 2010	503.6 cm
22 February 2010	527.0 cm
1 March 2010	519.8 cm
8 March 2010	509.6 cm
15 March 2010	517.0 cm
22 March 2010	518.2 cm
29 March 2010	511.3 cm
5 April 2010	503.9 cm
12 April 2010	496.1 cm
19 April 2010	516.7 cm
26 April 2010	513.1 cm
3 May 2010	500.8 cm
10 May 2010	509.8 cm
17 May 2010	508.9 cm
24 May 2010	515.3 cm
31 May 2010	508.6 cm
7 June 2010	520.4 cm
14 June 2010	521.2 cm
21 June 2010	507.6 cm
28 June 2010	510.8 cm
5 July 2010	518.5 cm
12 July 2010	511.3 cm
19 July 2010	514.7 cm
26 July 2010	518.6 cm
2 August 2010	518.6 cm
9 August 2010	514.4 cm
16 August 2010	531.1 cm
23 August 2010	537.0 cm
30 August 2010	518.1 cm
6 September 2010	495.0 cm
13 September 2010	557.2 cm
20 September 2010	529.4 cm
27 September 2010	500.7 cm
4 October 2010	519.8 cm
11 October 2010	517.0 cm
18 October 2010	561.9 cm
25 October 2010	530.1 cm
1 November 2010	544.8 cm
8 November 2010	535.2 cm
15 November 2010	511.1 cm
22 November 2010	512.0 cm
29 November 2010	490.5 cm
6 December 2010	543.2 cm
13 December 2010	518.9 cm
20 December 2010	506.6 cm
27 December 2010	518.5 cm
3 January 2011	523.2 cm
10 January 2011	531.6 cm
17 January 2011	517.1 cm
24 January 2011	506.1 cm
31 January 2011	540.4 cm
7 February 2011	510.3 cm
14 February 2011	480.8 cm
21 February 2011	494.9 cm
28 February 2011	482.5 cm
7 March 2011	516.1 cm
14 March 2011	491.4 cm
21 March 2011	500.5 cm
28 March 2011	511.6 cm
4 April 2011	517.3 cm
11 April 2011	515.0 cm
18 April 2011	497.7 cm
25 April 2011	495.9 cm
2 May 2011	489.3 cm
9 May 2011	518.7 cm
16 May 2011	514.3 cm
23 May 2011	526.4 cm
30 May 2011	504.3 cm
6 June 2011	515.4 cm
13 June 2011	521.9 cm
20 June 2011	522.1 cm
27 June 2011	521.6 cm
4 July 2011	509.7 cm
11 July 2011	516.7 cm
18 July 2011	540.2 cm
25 July 2011	516.8 cm
1 August 2011	513.2 cm
8 August 2011	536.0 cm
15 August 2011	517.8 cm
22 August 2011	520.7 cm
29 August 2011	529.4 cm
5 September 2011	541.6 cm
12 September 2011	538.9 cm
19 September 2011	528.7 cm
26 September 2011	508.6 cm
3 October 2011	555.3 cm
10 October 2011	519.7 cm
17 October 2011	534.0 cm
24 October 2011	489.7 cm
31 October 2011	521.8 cm
7 November 2011	490.3 cm
14 November 2011	502.8 cm
21 November 2011	543.4 cm
28 November 2011	551.2 cm
5 December 2011	583.6 cm
12 December 2011	551.6 cm
19 December 2011	541.5 cm
26 December 2011	546.9 cm
2 January 2012	603.7 cm
9 January 2012	533.4 cm
16 January 2012	559.7 cm
23 January 2012	490.9 cm
30 January 2012	466.3 cm
6 February 2012	470.6 cm
13 February 2012	533.5 cm
20 February 2012	517.8 cm
27 February 2012	502.4 cm
5 March 2012	506.9 cm
12 March 2012	507.6 cm
19 March 2012	498.1 cm
26 March 2012	519.2 cm
2 April 2012	500.7 cm
9 April 2012	524.8 cm
16 April 2012	508.2 cm
23 April 2012	499.1 cm
30 April 2012	503.8 cm
7 May 2012	507.4 cm
14 May 2012	521.6 cm
21 May 2012	500.8 cm
28 May 2012	519.1 cm
4 June 2012	516.4 cm
11 June 2012	516.0 cm
18 June 2012	508.4 cm
25 June 2012	520.4 cm
2 July 2012	504.4 cm
9 July 2012	530.9 cm
16 July 2012	526.4 cm
23 July 2012	513.6 cm
30 July 2012	515.2 cm
6 August 2012	512.2 cm
13 August 2012	506.7 cm
20 August 2012	529.8 cm
27 August 2012	521.5 cm
3 September 2012	520.7 cm
10 September 2012	541.8 cm
17 September 2012	528.7 cm
24 September 2012	521.0 cm
1 October 2012	537.2 cm
8 October 2012	515.9 cm
15 October 2012	520.4 cm
22 October 2012	517.3 cm
29 October 2012	534.1 cm
5 November 2012	541.9 cm
12 November 2012	516.0 cm
19 November 2012	520.3 cm
26 November 2012	523.4 cm
3 December 2012	525.6 cm
10 December 2012	511.7 cm
17 December 2012	480.9 cm
24 December 2012	541.8 cm
31 December 2012	539.0 cm
7 January 2013	515.4 cm
14 January 2013	484.1 cm
21 January 2013	486.5 cm
28 January 2013	557.9 cm
4 February 2013	532.5 cm
11 February 2013	475.2 cm
18 February 2013	495.8 cm
25 February 2013	491.1 cm
4 March 2013	483.9 cm
11 March 2013	488.1 cm
18 March 2013	450.3 cm
25 March 2013	481.2 cm
1 April 2013	500.6 cm
8 April 2013	500.6 cm
15 April 2013	514.9 cm
22 April 2013	508.7 cm
29 April 2013	504.7 cm
6 May 2013	510.2 cm
13 May 2013	513.5 cm
20 May 2013	531.5 cm
27 May 2013	520.7 cm
3 June 2013	499.3 cm
10 June 2013	516.0 cm
17 June 2013	513.4 cm
24 June 2013	521.0 cm
1 July 2013	516.6 cm
8 July 2013	506.6 cm
15 July 2013	510.9 cm
22 July 2013	513.1 cm
29 July 2013	525.3 cm
5 August 2013	520.7 cm
12 August 2013	526.1 cm
19 August 2013	509.6 cm
26 August 2013	522.8 cm
2 September 2013	521.7 cm
9 September 2013	525.9 cm
16 September 2013	537.6 cm
23 September 2013	503.8 cm
30 September 2013	485.5 cm
7 October 2013	517.7 cm
14 October 2013	521.8 cm
21 October 2013	533.2 cm
28 October 2013	560.5 cm
4 November 2013	557.5 cm
11 November 2013	527.8 cm
18 November 2013	509.6 cm
25 November 2013	529.4 cm
2 December 2013	567.8 cm
9 December 2013	528.4 cm
16 December 2013	534.6 cm
23 December 2013	539.5 cm
30 December 2013	517.3 cm
6 January 2014	546.5 cm
13 January 2014	502.2 cm
20 January 2014	484.4 cm
27 January 2014	481.0 cm
3 February 2014	519.4 cm
10 February 2014	536.2 cm
17 February 2014	515.7 cm
24 February 2014	514.4 cm
3 March 2014	505.0 cm
10 March 2014	518.2 cm
17 March 2014	533.7 cm
24 March 2014	492.6 cm
31 March 2014	503.8 cm
7 April 2014	532.8 cm
14 April 2014	521.5 cm
21 April 2014	506.1 cm
28 April 2014	504.9 cm
5 May 2014	533.7 cm
12 May 2014	513.5 cm
19 May 2014	506.7 cm
26 May 2014	499.2 cm
2 June 2014	511.1 cm
9 June 2014	513.6 cm
16 June 2014	532.0 cm
23 June 2014	518.1 cm
30 June 2014	525.5 cm
7 July 2014	524.2 cm
14 July 2014	514.3 cm
21 July 2014	514.7 cm
28 July 2014	519.2 cm
4 August 2014	521.1 cm
11 August 2014	538.7 cm
18 August 2014	540.8 cm
25 August 2014	516.2 cm
1 September 2014	515.8 cm
8 September 2014	518.9 cm
15 September 2014	522.5 cm
22 September 2014	534.2 cm
29 September 2014	522.4 cm
6 October 2014	518.5 cm
13 October 2014	526.9 cm
20 October 2014	561.5 cm
27 October 2014	523.5 cm
3 November 2014	522.3 cm
10 November 2014	512.5 cm
17 November 2014	507.6 cm
24 November 2014	495.0 cm
1 December 2014	516.9 cm
8 December 2014	557.8 cm
15 December 2014	572.3 cm
22 December 2014	541.5 cm
29 December 2014	552.5 cm
5 January 2015	570.0 cm
12 January 2015	557.8 cm
19 January 2015	510.1 cm
26 January 2015	554.6 cm
2 February 2015	511.7 cm
9 February 2015	502.9 cm
16 February 2015	511.9 cm
23 February 2015	525.0 cm
2 March 2015	531.7 cm
9 March 2015	488.9 cm
16 March 2015	495.0 cm
23 March 2015	521.0 cm
30 March 2015	557.5 cm
6 April 2015	505.1 cm
13 April 2015	514.1 cm
20 April 2015	508.8 cm
27 April 2015	513.8 cm
4 May 2015	521.1 cm
11 May 2015	525.1 cm
18 May 2015	513.8 cm
25 May 2015	524.2 cm
1 June 2015	516.4 cm
8 June 2015	502.5 cm
15 June 2015	516.9 cm
22 June 2015	522.1 cm
29 June 2015	506.2 cm
6 July 2015	533.7 cm
13 July 2015	514.6 cm
20 July 2015	528.2 cm
27 July 2015	535.9 cm
3 August 2015	515.9 cm
10 August 2015	518.3 cm
17 August 2015	508.8 cm
24 August 2015	527.9 cm
31 August 2015	552.0 cm
7 September 2015	504.9 cm
14 September 2015	528.2 cm
21 September 2015	527.5 cm
28 September 2015	504.3 cm
5 October 2015	514.1 cm
12 October 2015	503.5 cm
19 October 2015	533.7 cm
26 October 2015	509.2 cm
2 November 2015	529.8 cm
9 November 2015	573.7 cm
16 November 2015	575.4 cm
23 November 2015	546.5 cm
30 November 2015	567.3 cm
7 December 2015	540.3 cm
14 December 2015	524.4 cm
21 December 2015	558.6 cm
28 December 2015	476.8 cm
4 January 2016	494.2 cm
11 January 2016	522.2 cm
18 January 2016	515.1 cm
25 January 2016	561.2 cm
1 February 2016	561.1 cm
8 February 2016	539.5 cm
15 February 2016	526.6 cm
22 February 2016	528.0 cm
29 February 2016	512.7 cm
7 March 2016	493.9 cm
14 March 2016	500.6 cm
21 March 2016	514.3 cm
28 March 2016	521.3 cm
4 April 2016	519.3 cm
11 April 2016	518.4 cm
18 April 2016	524.5 cm
25 April 2016	526.7 cm
2 May 2016	509.0 cm
9 May 2016	525.0 cm
16 May 2016	520.2 cm
23 May 2016	516.5 cm
30 May 2016	518.8 cm
6 June 2016	512.5 cm
13 June 2016	528.8 cm
20 June 2016	515.2 cm
27 June 2016	531.7 cm
4 July 2016	526.9 cm
11 July 2016	535.1 cm
18 July 2016	515.9 cm
25 July 2016	528.3 cm
1 August 2016	526.6 cm
8 August 2016	540.3 cm
15 August 2016	514.2 cm
22 August 2016	520.1 cm
29 August 2016	529.1 cm
5 September 2016	524.1 cm
12 September 2016	520.7 cm
19 September 2016	521.3 cm
26 September 2016	538.0 cm
3 October 2016	495.0 cm
10 October 2016	490.5 cm
17 October 2016	516.8 cm
24 October 2016	526.9 cm
31 October 2016	535.8 cm
7 November 2016	504.6 cm
14 November 2016	536.9 cm
21 November 2016	517.9 cm
28 November 2016	521.6 cm
5 December 2016	531.7 cm
12 December 2016	514.4 cm
19 December 2016	543.3 cm
26 December 2016	549.8 cm
2 January 2017	538.8 cm
9 January 2017	570.2 cm
16 January 2017	498.1 cm
23 January 2017	507.0 cm
30 January 2017	503.8 cm
6 February 2017	471.5 cm
13 February 2017	492.9 cm
20 February 2017	551.7 cm
27 February 2017	530.7 cm
6 March 2017	514.5 cm
13 March 2017	530.4 cm
20 March 2017	511.1 cm
27 March 2017	506.2 cm
3 April 2017	518.4 cm
10 April 2017	536.6 cm
17 April 2017	518.9 cm
24 April 2017	513.9 cm
1 May 2017	500.4 cm
8 May 2017	515.8 cm
15 May 2017	518.8 cm
22 May 2017	510.1 cm
29 May 2017	524.0 cm
5 June 2017	525.6 cm
12 June 2017	528.1 cm
19 June 2017	527.5 cm
26 June 2017	528.3 cm
3 July 2017	522.3 cm
10 July 2017	526.5 cm
17 July 2017	513.2 cm
24 July 2017	530.6 cm
31 July 2017	537.3 cm
7 August 2017	522.6 cm
14 August 2017	527.8 cm
21 August 2017	518.6 cm
28 August 2017	527.2 cm
4 September 2017	534.3 cm
11 September 2017	554.6 cm
18 September 2017	518.4 cm
25 September 2017	511.9 cm
2 October 2017	578.2 cm
9 October 2017	543.1 cm
16 October 2017	526.6 cm
23 October 2017	570.4 cm
30 October 2017	536.8 cm
6 November 2017	544.3 cm
13 November 2017	554.6 cm
20 November 2017	541.8 cm
27 November 2017	541.2 cm
4 December 2017	558.3 cm
11 December 2017	542.0 cm
18 December 2017	525.1 cm
25 December 2017	551.7 cm
1 January 2018	547.4 cm
8 January 2018	495.3 cm
15 January 2018	550.1 cm
22 January 2018	532.0 cm
29 January 2018	534.3 cm
5 February 2018	513.1 cm
12 February 2018	514.8 cm
19 February 2018	485.0 cm
26 February 2018	437.2 cm
5 March 2018	519.2 cm
12 March 2018	469.0 cm
19 March 2018	512.1 cm
26 March 2018	504.9 cm
2 April 2018	513.1 cm
9 April 2018	504.0 cm
16 April 2018	505.2 cm
23 April 2018	524.3 cm
30 April 2018	512.3 cm
7 May 2018	513.2 cm
14 May 2018	515.4 cm
21 May 2018	503.6 cm
28 May 2018	511.7 cm
4 June 2018	517.2 cm
11 June 2018	521.3 cm
18 June 2018	539.4 cm
25 June 2018	502.9 cm
2 July 2018	516.6 cm
9 July 2018	517.6 cm
16 July 2018	519.3 cm
23 July 2018	515.2 cm
30 July 2018	517.3 cm
6 August 2018	527.1 cm
13 August 2018	527.4 cm
20 August 2018	529.7 cm
27 August 2018	520.4 cm
3 September 2018	522.1 cm
10 September 2018	530.0 cm
17 September 2018	553.2 cm
24 September 2018	531.0 cm
1 October 2018	544.5 cm
8 October 2018	516.8 cm
15 October 2018	523.6 cm
22 October 2018	550.3 cm
29 October 2018	511.1 cm
5 November 2018	513.3 cm
12 November 2018	509.9 cm
19 November 2018	479.3 cm
26 November 2018	511.6 cm
3 December 2018	561.6 cm
10 December 2018	496.6 cm
17 December 2018	527.7 cm
24 December 2018	526.6 cm
31 December 2018	541.8 cm
7 January 2019	559.4 cm
14 January 2019	541.9 cm
21 January 2019	517.3 cm
28 January 2019	522.3 cm
4 February 2019	526.4 cm
11 February 2019	522.2 cm
18 February 2019	515.1 cm
25 February 2019	519.0 cm
4 March 2019	560.1 cm
11 March 2019	577.0 cm
18 March 2019	516.6 cm
25 March 2019	520.9 cm
1 April 2019	497.4 cm
8 April 2019	493.5 cm
15 April 2019	489.8 cm
22 April 2019	510.9 cm
29 April 2019	525.0 cm
6 May 2019	517.0 cm
13 May 2019	502.7 cm
20 May 2019	522.5 cm
27 May 2019	518.1 cm
3 June 2019	515.5 cm
10 June 2019	512.5 cm
17 June 2019	513.5 cm
24 June 2019	508.1 cm
1 July 2019	533.0 cm
8 July 2019	526.2 cm
15 July 2019	520.1 cm
22 July 2019	516.5 cm
29 July 2019	519.9 cm
5 August 2019	532.7 cm
12 August 2019	527.4 cm
19 August 2019	517.5 cm
26 August 2019	521.1 cm
2 September 2019	532.3 cm
9 September 2019	525.8 cm
16 September 2019	520.6 cm
23 September 2019	535.2 cm
30 September 2019	532.7 cm
7 October 2019	544.5 cm
14 October 2019	534.3 cm
21 October 2019	543.2 cm
28 October 2019	517.8 cm
4 November 2019	527.4 cm
11 November 2019	513.8 cm
18 November 2019	515.9 cm
25 November 2019	530.9 cm
2 December 2019	548.1 cm
9 December 2019	551.4 cm
16 December 2019	535.5 cm
23 December 2019	521.8 cm
30 December 2019	537.1 cm
6 January 2020	542.5 cm
13 January 2020	545.9 cm
20 January 2020	518.2 cm
27 January 2020	559.1 cm
3 February 2020	528.4 cm
10 February 2020	583.3 cm
17 February 2020	589.0 cm
24 February 2020	545.4 cm
2 March 2020	532.5 cm
9 March 2020	543.2 cm
16 March 2020	501.2 cm
23 March 2020	488.1 cm
30 March 2020	513.2 cm
6 April 2020	506.6 cm
13 April 2020	513.5 cm
20 April 2020	494.8 cm
27 April 2020	526.5 cm
4 May 2020	510.5 cm
11 May 2020	521.4 cm
18 May 2020	519.4 cm
25 May 2020	502.7 cm
1 June 2020	527.4 cm
8 June 2020	512.4 cm
15 June 2020	519.2 cm
22 June 2020	515.9 cm
29 June 2020	538.6 cm
6 July 2020	527.0 cm
13 July 2020	520.4 cm
20 July 2020	521.6 cm
27 July 2020	535.1 cm
3 August 2020	519.9 cm
10 August 2020	514.6 cm
17 August 2020	529.5 cm
24 August 2020	539.7 cm
31 August 2020	528.2 cm
7 September 2020	528.9 cm
14 September 2020	507.4 cm
21 September 2020	541.1 cm
28 September 2020	513.6 cm
5 October 2020	537.2 cm
12 October 2020	510.2 cm
19 October 2020	527.6 cm
26 October 2020	541.8 cm
2 November 2020	534.6 cm
9 November 2020	518.1 cm
16 November 2020	554.7 cm
23 November 2020	523.7 cm
30 November 2020	521.9 cm
7 December 2020	510.8 cm
14 December 2020	518.0 cm
21 December 2020	535.1 cm
28 December 2020	522.5 cm
4 January 2021	506.5 cm
11 January 2021	527.1 cm
18 January 2021	553.9 cm
25 January 2021	523.5 cm
1 February 2021	473.4 cm
8 February 2021	472.8 cm
15 February 2021	521.3 cm
22 February 2021	525.5 cm
1 March 2021	507.9 cm
8 March 2021	546.7 cm
15 March 2021	522.5 cm
22 March 2021	522.0 cm
29 March 2021	516.4 cm
5 April 2021	560.2 cm
12 April 2021	510.1 cm
19 April 2021	514.7 cm
26 April 2021	512.6 cm
3 May 2021	541.5 cm
10 May 2021	519.2 cm
17 May 2021	531.0 cm
24 May 2021	512.3 cm
31 May 2021	509.4 cm
7 June 2021	518.1 cm
14 June 2021	520.3 cm
21 June 2021	518.4 cm
28 June 2021	522.0 cm
5 July 2021	520.6 cm
12 July 2021	527.0 cm
19 July 2021	516.9 cm
26 July 2021	537.2 cm
2 August 2021	528.3 cm
9 August 2021	528.1 cm
16 August 2021	541.9 cm
23 August 2021	521.2 cm
30 August 2021	511.4 cm
6 September 2021	521.0 cm
13 September 2021	526.3 cm
20 September 2021	536.1 cm
27 September 2021	540.5 cm
4 October 2021	519.9 cm
11 October 2021	543.6 cm
18 October 2021	553.6 cm
25 October 2021	538.1 cm
1 November 2021	552.9 cm
8 November 2021	530.8 cm
15 November 2021	539.9 cm
22 November 2021	532.6 cm
29 November 2021	554.8 cm
6 December 2021	507.6 cm
13 December 2021	526.1 cm
20 December 2021	507.1 cm
27 December 2021	543.3 cm
3 January 2022	564.7 cm
10 January 2022	525.7 cm
17 January 2022	538.8 cm
24 January 2022	562.0 cm
31 January 2022	569.0 cm
7 February 2022	549.0 cm
14 February 2022	576.3 cm
21 February 2022	560.6 cm
28 February 2022	495.4 cm
7 March 2022	493.5 cm
14 March 2022	494.2 cm
21 March 2022	502.6 cm
28 March 2022	501.9 cm
4 April 2022	557.2 cm
11 April 2022	506.7 cm
18 April 2022	503.1 cm
25 April 2022	504.5 cm
2 May 2022	506.8 cm
9 May 2022	520.9 cm
16 May 2022	516.4 cm
23 May 2022	545.5 cm
30 May 2022	509.4 cm
6 June 2022	533.2 cm
13 June 2022	522.1 cm
20 June 2022	525.1 cm
27 June 2022	518.1 cm
4 July 2022	531.5 cm
11 July 2022	520.6 cm
18 July 2022	519.5 cm
25 July 2022	524.0 cm
1 August 2022	523.7 cm
8 August 2022	513.4 cm
15 August 2022	530.8 cm
22 August 2022	520.5 cm
29 August 2022	499.2 cm
5 September 2022	518.3 cm
12 September 2022	563.9 cm
19 September 2022	526.3 cm
26 September 2022	544.2 cm
3 October 2022	539.6 cm
10 October 2022	532.4 cm
17 October 2022	516.6 cm
24 October 2022	534.7 cm
31 October 2022	546.0 cm
7 November 2022	543.0 cm
14 November 2022	495.1 cm
21 November 2022	523.7 cm
28 November 2022	512.3 cm
5 December 2022	527.9 cm
12 December 2022	522.8 cm
19 December 2022	539.0 cm
26 December 2022	554.0 cm
2 January 2023	548.6 cm
9 January 2023	570.2 cm
16 January 2023	541.2 cm
23 January 2023	506.7 cm
30 January 2023	569.6 cm
6 February 2023	511.0 cm
13 February 2023	530.2 cm
20 February 2023	535.8 cm
27 February 2023	509.4 cm
6 March 2023	529.6 cm
13 March 2023	540.6 cm
20 March 2023	535.3 cm
27 March 2023	533.1 cm
3 April 2023	498.2 cm
10 April 2023	521.8 cm
17 April 2023	499.3 cm
24 April 2023	531.3 cm
1 May 2023	500.5 cm
8 May 2023	518.2 cm
15 May 2023	515.2 cm
22 May 2023	515.3 cm
29 May 2023	506.7 cm
5 June 2023	508.5 cm
12 June 2023	518.0 cm
19 June 2023	523.2 cm
26 June 2023	544.8 cm
3 July 2023	530.7 cm
10 July 2023	532.1 cm
17 July 2023	531.1 cm
24 July 2023	541.4 cm
31 July 2023	538.4 cm
7 August 2023	547.3 cm
14 August 2023	518.7 cm
21 August 2023	529.0 cm
28 August 2023	530.9 cm
4 September 2023	523.5 cm
11 September 2023	525.5 cm
18 September 2023	540.9 cm
25 September 2023	534.6 cm
2 October 2023	549.8 cm
9 October 2023	567.4 cm
16 October 2023	493.1 cm
23 October 2023	535.5 cm
30 October 2023	555.7 cm
6 November 2023	561.6 cm
13 November 2023	541.7 cm
20 November 2023	572.5 cm
27 November 2023	525.7 cm
4 December 2023	520.5 cm
11 December 2023	539.1 cm
18 December 2023	602.9 cm
25 December 2023	556.6 cm
1 January 2024	532.4 cm
8 January 2024	518.9 cm
15 January 2024	568.3 cm
22 January 2024	568.3 cm
29 January 2024	557.9 cm
5 February 2024	546.9 cm
12 February 2024	534.6 cm
19 February 2024	550.5 cm
26 February 2024	512.5 cm
4 March 2024	495.9 cm
11 March 2024	519.4 cm
18 March 2024	544.9 cm
25 March 2024	527.7 cm
1 April 2024	543.7 cm
8 April 2024	547.2 cm
15 April 2024	548.7 cm
22 April 2024	524.6 cm
29 April 2024	522.1 cm
6 May 2024	511.7 cm
13 May 2024	519.1 cm
20 May 2024	513.1 cm
27 May 2024	534.3 cm
3 June 2024	535.8 cm
10 June 2024	537.9 cm
17 June 2024	526.6 cm
24 June 2024	527.8 cm
1 July 2024	548.5 cm
8 July 2024	531.1 cm
15 July 2024	530.5 cm
22 July 2024	531.0 cm
29 July 2024	528.2 cm
5 August 2024	536.7 cm
12 August 2024	535.9 cm
19 August 2024	544.0 cm
26 August 2024	521.8 cm
2 September 2024	519.9 cm
9 September 2024	548.4 cm
16 September 2024	510.7 cm
23 September 2024	551.5 cm
30 September 2024	507.9 cm
7 October 2024	557.4 cm
14 October 2024	518.8 cm
21 October 2024	535.7 cm
28 October 2024	529.1 cm
4 November 2024	510.4 cm
11 November 2024	548.1 cm
18 November 2024	556.7 cm
25 November 2024	542.8 cm
2 December 2024	545.0 cm
9 December 2024	508.4 cm
16 December 2024	573.8 cm
23 December 2024	532.9 cm
30 December 2024	549.5 cm
6 January 2025	566.3 cm
13 January 2025	526.4 cm
20 January 2025	537.0 cm
27 January 2025	533.5 cm
3 February 2025	506.4 cm
10 February 2025	482.3 cm
17 February 2025	500.7 cm
24 February 2025	530.5 cm
3 March 2025	529.9 cm
10 March 2025	530.9 cm
17 March 2025	501.0 cm
24 March 2025	538.0 cm
31 March 2025	504.0 cm
7 April 2025	514.2 cm
14 April 2025	523.5 cm
21 April 2025	516.9 cm
28 April 2025	523.3 cm
5 May 2025	509.0 cm
12 May 2025	517.9 cm
19 May 2025	536.8 cm
26 May 2025	529.3 cm
2 June 2025	540.1 cm
9 June 2025	516.8 cm
16 June 2025	518.3 cm
23 June 2025	540.7 cm
30 June 2025	527.5 cm
7 July 2025	529.7 cm
14 July 2025	526.7 cm
21 July 2025	535.3 cm
28 July 2025	544.3 cm
4 August 2025	542.3 cm
11 August 2025	522.1 cm
18 August 2025	529.5 cm
25 August 2025	531.4 cm
1 September 2025	534.5 cm
8 September 2025	532.3 cm
15 September 2025	559.6 cm
22 September 2025	509.0 cm
29 September 2025	540.8 cm
6 October 2025	537.2 cm
13 October 2025	519.5 cm
20 October 2025	581.7 cm
27 October 2025	559.3 cm
3 November 2025	537.2 cm
10 November 2025	524.4 cm
17 November 2025	537.4 cm
24 November 2025	544.2 cm
1 December 2025	522.6 cm
8 December 2025	546.2 cm
15 December 2025	539.1 cm
22 December 2025	484.1 cm
29 December 2025	576.1 cm
5 January 2026	494.6 cm
12 January 2026	528.2 cm
19 January 2026	469.9 cm
26 January 2026	486.6 cm
2 February 2026	466.3 cm
9 February 2026	517.1 cm
16 February 2026	516.4 cm
23 February 2026	535.9 cm
2 March 2026	510.7 cm
9 March 2026	534.8 cm
16 March 2026	516.8 cm
23 March 2026	551.8 cm
30 March 2026	535.6 cm
6 April 2026	515.7 cm
13 April 2026	516.0 cm
20 April 2026	511.5 cm
27 April 2026	495.4 cm
4 May 2026	515.2 cm
11 May 2026	542.7 cm
18 May 2026	515.4 cm
25 May 2026	511.8 cm
1 June 2026	531.5 cm
8 June 2026	542.8 cm
15 June 2026	521.8 cm
22 June 2026	515.0 cm
29 June 2026	533.3 cm
6 July 2026	530.1 cm
13 July 2026	525.8 cm
20 July 2026	537.8 cm
27 July 2026	528.0 cm
3 August 2026	524.3 cm
10 August 2026	518.4 cm
17 August 2026	533.6 cm
24 August 2026	517.3 cm
31 August 2026	546.6 cm
7 September 2026	533.2 cm
14 September 2026	549.0 cm
21 September 2026	528.7 cm
28 September 2026	523.0 cm

4 October in the last 10 years

Day	Level
4 October 2025	567.7 cm
4 October 2024	516 cm
4 October 2023	564.4 cm
4 October 2022	522.8 cm
4 October 2021	539.1 cm
4 October 2020	511.4 cm
4 October 2019	520.9 cm
4 October 2018	523.8 cm
4 October 2017	571 cm
4 October 2016	486.4 cm

Year by year

Year	Days with a value	Days below the normal range
2026to 5 October 2026	278	31
2025	365	16
2024	366	11
2023	365	13
2022	365	22
2021	365	17
2020	366	14
2019	365	21
2018	365	39
2017	365	18
2016	366	24
2015	365	36
2014	365	29
2013	365	50
2012	366	41
2011	365	42
2010	365	40
2009	365	45
2008	366	54
2007	365	30
2006	365	56
2005	365	50
2004	363	46
2003	364	60
2002	354	64
2001	365	59
2000	366	60

Records

Highest reading in our series since 1 January 2000: 998 cm at 06:23 CET on 1 November 2006. Provisional data.
Lowest reading in our series since 1 January 2000: 107 cm at 11:36 CEST on 8 September 2026. Provisional data.
Highest daily average in our series since 1 January 2000: 737.8 cm on 9 November 2007. Provisional data.
Lowest daily average in our series since 1 January 2000: 360.6 cm on 1 March 2018. Provisional data.

As the source publishes them

Lowest low tide in the period (NTnw): 208 cm, on 1 March 2018, over 2010 to 2020. (Niedrigster Tideniedrigwasserstand)Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
Highest high tide in the period (HThw): 985 cm, on 6 December 2013, over 2010 to 2020. (Höchster Tidehochwasserstand)Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).

Ems at Knock: history

4 October in the last 10 years

Year by year

Records

As the source publishes them

See also