normal for the date

North Sea at Helgoland Südhafen: history

On 4 October 2026 the North Sea at Helgoland Südhafen averaged 509.7 cm.

That is within the normal range for the date. The normal range for 4 October is 480 cm to 551 cm: the 10th to 90th percentile of the daily averages from 27 September to 11 October in 15 years between 2000 and 2025.

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

Level
Below the normal range
Above the normal range
Normal range for the date
Median for the date
A year earlier

Daily averages of the North Sea at Helgoland Südhafen 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	529.7 cm	483.9 cm to 526.6 cm	502.5 cm	528.3 cm
8 July 2026	512.4 cm	483.7 cm to 526.3 cm	502.8 cm	523.1 cm
9 July 2026	509.6 cm	483.6 cm to 526.3 cm	502.6 cm	506.1 cm
10 July 2026	506.9 cm	484.4 cm to 525.6 cm	502.6 cm	502.6 cm
11 July 2026	498.2 cm	484.4 cm to 523.9 cm	502.1 cm	501.1 cm
12 July 2026	492.0 cm	484.4 cm to 523.5 cm	501.7 cm	498.0 cm
13 July 2026	481.2 cm	484.4 cm to 522.6 cm	501.3 cm	497.4 cm
14 July 2026	488.7 cm	485.3 cm to 522.6 cm	501.3 cm	500.8 cm
15 July 2026	487.1 cm	485.7 cm to 521.7 cm	501.1 cm	512.3 cm
16 July 2026	489.6 cm	485.9 cm to 521.7 cm	501.1 cm	506.5 cm
17 July 2026	506.2 cm	485.3 cm to 521.7 cm	501.3 cm	509.0 cm
18 July 2026	529.7 cm	484.7 cm to 522.5 cm	501.3 cm	497.0 cm
19 July 2026	522.4 cm	484.7 cm to 522.9 cm	501.4 cm	499.8 cm
20 July 2026	504.1 cm	484.7 cm to 522.0 cm	501.4 cm	509.3 cm
21 July 2026	502.0 cm	484.3 cm to 521.1 cm	501.7 cm	513.7 cm
22 July 2026	522.1 cm	483.8 cm to 521.9 cm	502.1 cm	517.6 cm
23 July 2026	507.2 cm	485.4 cm to 523.4 cm	501.8 cm	524.6 cm
24 July 2026	508.8 cm	486.4 cm to 524.0 cm	502.6 cm	512.8 cm
25 July 2026	526.7 cm	486.1 cm to 524.6 cm	502.6 cm	502.5 cm
26 July 2026	537.8 cm	485.2 cm to 525.2 cm	502.9 cm	507.8 cm
27 July 2026	530.7 cm	484.6 cm to 525.3 cm	503.1 cm	512.6 cm
28 July 2026	505.1 cm	485.2 cm to 525.2 cm	504.2 cm	517.7 cm
29 July 2026	505.8 cm	484.6 cm to 524.9 cm	504.2 cm	516.8 cm
30 July 2026	511.7 cm	484.6 cm to 524.6 cm	504.1 cm	529.9 cm
31 July 2026	505.6 cm	485.0 cm to 525.0 cm	504.5 cm	516.1 cm
1 August 2026	505.5 cm	486.7 cm to 525.4 cm	504.5 cm	525.2 cm
2 August 2026	498.8 cm	486.8 cm to 527.6 cm	504.9 cm	527.6 cm
3 August 2026	486.0 cm	486.8 cm to 527.9 cm	504.9 cm	524.4 cm
4 August 2026	493.7 cm	486.8 cm to 529.0 cm	504.9 cm	521.9 cm
5 August 2026	509.1 cm	486.8 cm to 529.0 cm	504.7 cm	563.6 cm
6 August 2026	529.2 cm	488.2 cm to 529.0 cm	505.3 cm	519.4 cm
7 August 2026	504.4 cm	488.7 cm to 527.7 cm	505.0 cm	507.5 cm
8 August 2026	503.1 cm	488.8 cm to 527.6 cm	504.7 cm	527.6 cm
9 August 2026	512.1 cm	489.0 cm to 528.5 cm	505.5 cm	509.8 cm
10 August 2026	526.1 cm	489.0 cm to 528.9 cm	506.1 cm	522.0 cm
11 August 2026	501.8 cm	488.8 cm to 530.3 cm	505.5 cm	490.6 cm
12 August 2026	474.1 cm	488.8 cm to 530.3 cm	505.9 cm	492.5 cm
13 August 2026	482.6 cm	489.0 cm to 530.1 cm	505.5 cm	498.9 cm
14 August 2026	497.3 cm	488.8 cm to 530.3 cm	506.3 cm	501.1 cm
15 August 2026	506.4 cm	488.2 cm to 529.1 cm	505.9 cm	512.3 cm
16 August 2026	500.6 cm	484.8 cm to 528.9 cm	505.6 cm	509.5 cm
17 August 2026	506.3 cm	482.9 cm to 527.8 cm	504.8 cm	501.6 cm
18 August 2026	505.2 cm	482.9 cm to 528.9 cm	505.5 cm	498.8 cm
19 August 2026	521.9 cm	482.9 cm to 528.1 cm	506.0 cm	507.7 cm
20 August 2026	518.2 cm	484.0 cm to 528.1 cm	506.5 cm	502.8 cm
21 August 2026	515.1 cm	484.0 cm to 529.1 cm	506.6 cm	510.4 cm
22 August 2026	522.2 cm	484.0 cm to 530.6 cm	506.6 cm	516.7 cm
23 August 2026	510.7 cm	482.4 cm to 530.8 cm	506.8 cm	515.1 cm
24 August 2026	491.8 cm	481.2 cm to 529.1 cm	506.8 cm	502.1 cm
25 August 2026	480.7 cm	481.2 cm to 529.1 cm	506.5 cm	500.7 cm
26 August 2026	485.9 cm	481.3 cm to 528.6 cm	506.5 cm	499.3 cm
27 August 2026	481.0 cm	481.3 cm to 531.1 cm	506.3 cm	523.4 cm
28 August 2026	508.9 cm	481.3 cm to 532.7 cm	506.4 cm	514.0 cm
29 August 2026	529.1 cm	481.2 cm to 532.7 cm	506.0 cm	522.5 cm
30 August 2026	522.2 cm	480.9 cm to 532.9 cm	505.5 cm	523.8 cm
31 August 2026	517.9 cm	480.9 cm to 532.9 cm	504.8 cm	512.7 cm
1 September 2026	523.9 cm	480.9 cm to 533.1 cm	505.5 cm	531.2 cm
2 September 2026	517.5 cm	479.1 cm to 532.9 cm	504.9 cm	528.6 cm
3 September 2026	524.7 cm	477.6 cm to 533.1 cm	502.5 cm	532.9 cm
4 September 2026	552.6 cm	477.0 cm to 533.9 cm	502.2 cm	545.1 cm
5 September 2026	571.8 cm	476.3 cm to 535.2 cm	501.3 cm	525.1 cm
6 September 2026	499.1 cm	476.3 cm to 534.6 cm	501.4 cm	499.4 cm
7 September 2026	521.8 cm	476.0 cm to 536.0 cm	501.3 cm	471.0 cm
8 September 2026	531.1 cm	476.0 cm to 540.0 cm	502.2 cm	496.1 cm
9 September 2026	541.4 cm	479.1 cm to 544.8 cm	502.8 cm	512.4 cm
10 September 2026	503.9 cm	478.7 cm to 545.3 cm	503.3 cm	501.2 cm
11 September 2026	514.2 cm	476.9 cm to 545.1 cm	503.8 cm	519.6 cm
12 September 2026	510.1 cm	476.8 cm to 544.6 cm	503.8 cm	534.6 cm
13 September 2026	522.6 cm	476.0 cm to 544.6 cm	506.3 cm	519.0 cm
14 September 2026	496.8 cm	476.8 cm to 545.3 cm	507.2 cm	520.1 cm
15 September 2026	513.2 cm	476.2 cm to 545.2 cm	507.9 cm	564.6 cm
16 September 2026	532.8 cm	477.3 cm to 548.1 cm	508.0 cm	593.2 cm
17 September 2026	523.9 cm	476.3 cm to 548.0 cm	508.8 cm	527.1 cm
18 September 2026	555.4 cm	475.7 cm to 547.9 cm	509.0 cm	540.9 cm
19 September 2026	551.3 cm	475.7 cm to 546.2 cm	509.0 cm	514.3 cm
20 September 2026	577.2 cm	476.8 cm to 546.2 cm	509.0 cm	521.7 cm
21 September 2026	521.4 cm	476.9 cm to 546.6 cm	509.2 cm	547.4 cm
22 September 2026	503.4 cm	478.4 cm to 544.4 cm	510.0 cm	510.0 cm
23 September 2026	509.8 cm	478.7 cm to 542.8 cm	508.8 cm	493.9 cm
24 September 2026	527.2 cm	477.5 cm to 543.4 cm	509.2 cm	475.9 cm
25 September 2026	506.0 cm	478.0 cm to 544.0 cm	510.0 cm	472.7 cm
26 September 2026	516.1 cm	478.1 cm to 544.9 cm	508.9 cm	472.6 cm
27 September 2026	496.6 cm	477.7 cm to 547.2 cm	509.2 cm	487.3 cm
28 September 2026	517.4 cm	477.7 cm to 548.5 cm	509.2 cm	497.7 cm
29 September 2026	490.3 cm	478.1 cm to 549.9 cm	510.0 cm	498.7 cm
30 September 2026	484.4 cm	478.4 cm to 551.1 cm	511.0 cm	496.6 cm
1 October 2026	523.9 cm	478.6 cm to 548.8 cm	511.9 cm	484.3 cm
2 October 2026	505.9 cm	479.4 cm to 548.8 cm	510.8 cm	495.6 cm
3 October 2026	502.9 cm	479.9 cm to 551.4 cm	510.8 cm	479.8 cm
4 October 2026	509.7 cm	479.9 cm to 551.5 cm	511.3 cm	556.5 cm

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

Level
Below the normal range
Above the normal range
Normal range for the date
Median for the date
Our record

Daily averages of the North Sea at Helgoland Südhafen 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	556.5 cm	479.9 cm to 551.5 cm	511.3 cm
5 October 2025	651.2 cm	479.9 cm to 551.4 cm	510.6 cm
6 October 2025	518.7 cm	482.2 cm to 551.4 cm	510.6 cm
7 October 2025	523.1 cm	481.4 cm to 552.0 cm	509.3 cm
8 October 2025	517.6 cm	481.3 cm to 552.0 cm	509.0 cm
9 October 2025	522.7 cm	480.9 cm to 551.9 cm	508.8 cm
10 October 2025	524.6 cm	479.9 cm to 551.3 cm	508.4 cm
11 October 2025	508.9 cm	477.1 cm to 551.3 cm	507.6 cm
12 October 2025	503.6 cm	474.0 cm to 549.2 cm	506.7 cm
13 October 2025	493.2 cm	472.0 cm to 547.2 cm	505.4 cm
14 October 2025	503.5 cm	470.7 cm to 547.3 cm	506.0 cm
15 October 2025	506.5 cm	470.5 cm to 546.5 cm	506.0 cm
16 October 2025	516.7 cm	469.9 cm to 546.5 cm	505.4 cm
17 October 2025	507.4 cm	469.5 cm to 547.3 cm	506.7 cm
18 October 2025	490.4 cm	468.5 cm to 546.9 cm	507.3 cm
19 October 2025	479.5 cm	469.5 cm to 549.1 cm	507.1 cm
20 October 2025	497.7 cm	470.0 cm to 551.2 cm	507.3 cm
21 October 2025	533.2 cm	470.0 cm to 551.2 cm	508.5 cm
22 October 2025	538.7 cm	470.6 cm to 551.2 cm	509.5 cm
23 October 2025	528.9 cm	471.7 cm to 549.1 cm	510.9 cm
24 October 2025	623.0 cm	473.6 cm to 551.1 cm	511.9 cm
25 October 2025	595.8 cm	475.5 cm to 552.2 cm	514.4 cm
26 October 2025	622.2 cm	476.7 cm to 552.3 cm	515.0 cm
27 October 2025	570.2 cm	479.8 cm to 553.2 cm	515.9 cm
28 October 2025	563.0 cm	483.5 cm to 553.5 cm	517.6 cm
29 October 2025	536.3 cm	483.5 cm to 553.5 cm	518.2 cm
30 October 2025	548.0 cm	483.5 cm to 556.9 cm	517.6 cm
31 October 2025	494.2 cm	483.5 cm to 561.1 cm	517.6 cm
1 November 2025	543.2 cm	483.2 cm to 556.9 cm	517.5 cm
2 November 2025	541.0 cm	482.5 cm to 556.9 cm	516.5 cm
3 November 2025	536.1 cm	482.0 cm to 556.9 cm	516.5 cm
4 November 2025	531.5 cm	479.3 cm to 553.7 cm	515.8 cm
5 November 2025	527.3 cm	478.5 cm to 555.6 cm	515.3 cm
6 November 2025	505.3 cm	478.5 cm to 556.4 cm	514.8 cm
7 November 2025	512.9 cm	478.4 cm to 558.6 cm	514.5 cm
8 November 2025	513.5 cm	478.1 cm to 558.5 cm	514.3 cm
9 November 2025	514.2 cm	478.1 cm to 558.5 cm	512.9 cm
10 November 2025	512.5 cm	478.0 cm to 557.2 cm	513.0 cm
11 November 2025	522.2 cm	478.1 cm to 557.8 cm	515.3 cm
12 November 2025	515.8 cm	477.3 cm to 557.8 cm	514.2 cm
13 November 2025	536.9 cm	477.3 cm to 555.9 cm	514.2 cm
14 November 2025	492.9 cm	477.3 cm to 555.1 cm	512.9 cm
15 November 2025	463.8 cm	477.8 cm to 555.1 cm	513.5 cm
16 November 2025	507.4 cm	480.9 cm to 557.3 cm	515.0 cm
17 November 2025	544.9 cm	484.7 cm to 557.3 cm	515.3 cm
18 November 2025	520.2 cm	486.4 cm to 559.1 cm	516.3 cm
19 November 2025	511.2 cm	486.5 cm to 559.6 cm	515.3 cm
20 November 2025	511.2 cm	486.8 cm to 559.1 cm	514.8 cm
21 November 2025	497.2 cm	486.4 cm to 558.7 cm	515.3 cm
22 November 2025	522.7 cm	486.3 cm to 556.7 cm	514.9 cm
23 November 2025	509.4 cm	487.2 cm to 558.1 cm	514.2 cm
24 November 2025	533.8 cm	487.2 cm to 558.7 cm	513.7 cm
25 November 2025	496.3 cm	486.1 cm to 558.7 cm	511.7 cm
26 November 2025	494.6 cm	486.1 cm to 558.1 cm	511.3 cm
27 November 2025	520.9 cm	486.3 cm to 558.8 cm	510.2 cm
28 November 2025	544.1 cm	486.1 cm to 559.8 cm	509.9 cm
29 November 2025	547.7 cm	485.0 cm to 562.7 cm	509.7 cm
30 November 2025	559.5 cm	482.8 cm to 564.3 cm	509.8 cm
1 December 2025	516.8 cm	480.5 cm to 561.4 cm	509.6 cm
2 December 2025	522.9 cm	479.4 cm to 560.5 cm	508.1 cm
3 December 2025	510.9 cm	477.7 cm to 559.7 cm	506.8 cm
4 December 2025	494.5 cm	477.7 cm to 559.7 cm	506.7 cm
5 December 2025	495.3 cm	472.6 cm to 552.8 cm	505.1 cm
6 December 2025	472.6 cm	470.3 cm to 553.5 cm	503.9 cm
7 December 2025	513.0 cm	466.8 cm to 560.7 cm	503.6 cm
8 December 2025	536.5 cm	466.6 cm to 562.7 cm	503.9 cm
9 December 2025	517.4 cm	466.6 cm to 562.7 cm	504.7 cm
10 December 2025	521.5 cm	466.6 cm to 563.9 cm	505.0 cm
11 December 2025	561.4 cm	465.2 cm to 561.6 cm	505.0 cm
12 December 2025	511.0 cm	465.2 cm to 560.6 cm	505.1 cm
13 December 2025	523.4 cm	464.9 cm to 560.6 cm	505.8 cm
14 December 2025	536.7 cm	464.9 cm to 555.3 cm	506.6 cm
15 December 2025	532.0 cm	465.2 cm to 558.7 cm	506.6 cm
16 December 2025	530.7 cm	465.2 cm to 559.2 cm	506.7 cm
17 December 2025	514.1 cm	466.0 cm to 561.2 cm	508.0 cm
18 December 2025	523.8 cm	466.0 cm to 563.4 cm	508.9 cm
19 December 2025	538.7 cm	465.0 cm to 561.9 cm	509.1 cm
20 December 2025	519.5 cm	464.9 cm to 559.4 cm	509.8 cm
21 December 2025	483.7 cm	465.0 cm to 558.0 cm	510.6 cm
22 December 2025	470.9 cm	467.1 cm to 557.4 cm	510.6 cm
23 December 2025	449.1 cm	467.1 cm to 554.8 cm	509.9 cm
24 December 2025	450.3 cm	468.1 cm to 552.1 cm	509.5 cm
25 December 2025	439.5 cm	472.0 cm to 555.3 cm	509.8 cm
26 December 2025	465.0 cm	472.6 cm to 557.0 cm	510.6 cm
27 December 2025	482.2 cm	471.8 cm to 558.1 cm	510.4 cm
28 December 2025	478.8 cm	469.2 cm to 559.8 cm	510.7 cm
29 December 2025	502.2 cm	465.9 cm to 559.8 cm	510.0 cm
30 December 2025	496.2 cm	465.9 cm to 557.6 cm	509.8 cm
31 December 2025	528.2 cm	465.9 cm to 557.6 cm	509.6 cm
1 January 2026	604.7 cm	465.0 cm to 557.6 cm	509.4 cm
2 January 2026	604.3 cm	463.6 cm to 557.1 cm	508.7 cm
3 January 2026	540.5 cm	463.1 cm to 557.1 cm	508.6 cm
4 January 2026	535.6 cm	463.5 cm to 557.6 cm	509.3 cm
5 January 2026	506.4 cm	463.7 cm to 557.6 cm	508.6 cm
6 January 2026	502.8 cm	463.2 cm to 558.8 cm	508.7 cm
7 January 2026	490.0 cm	462.3 cm to 558.7 cm	507.8 cm
8 January 2026	495.8 cm	461.0 cm to 559.6 cm	507.1 cm
9 January 2026	418.2 cm	458.9 cm to 557.7 cm	506.4 cm
10 January 2026	447.9 cm	458.9 cm to 557.4 cm	507.1 cm
11 January 2026	449.9 cm	459.5 cm to 557.1 cm	507.7 cm
12 January 2026	468.7 cm	459.5 cm to 557.6 cm	507.3 cm
13 January 2026	543.6 cm	445.2 cm to 557.7 cm	506.7 cm
14 January 2026	525.8 cm	422.4 cm to 559.2 cm	506.6 cm
15 January 2026	507.8 cm	418.9 cm to 560.1 cm	505.9 cm
16 January 2026	526.6 cm	128.5 cm to 559.4 cm	504.8 cm
17 January 2026	492.4 cm	0.0 cm to 559.2 cm	503.2 cm
18 January 2026	479.4 cm	0.0 cm to 559.4 cm	501.0 cm
19 January 2026	478.3 cm	0.0 cm to 559.4 cm	499.5 cm
20 January 2026	476.4 cm	0.0 cm to 559.2 cm	498.0 cm
21 January 2026	434.4 cm	0.0 cm to 554.2 cm	496.9 cm
22 January 2026	387.4 cm	0.0 cm to 555.8 cm	498.1 cm
23 January 2026	409.2 cm	0.0 cm to 559.3 cm	499.3 cm
24 January 2026	431.2 cm	0.0 cm to 560.9 cm	500.3 cm
25 January 2026	456.6 cm	0.0 cm to 563.1 cm	499.3 cm
26 January 2026	478.7 cm	0.0 cm to 562.6 cm	499.0 cm
27 January 2026	451.5 cm	0.0 cm to 560.9 cm	498.0 cm
28 January 2026	446.3 cm	0.0 cm to 558.6 cm	497.1 cm
29 January 2026	483.9 cm	0.0 cm to 560.8 cm	496.3 cm
30 January 2026	451.9 cm	0.0 cm to 558.6 cm	497.1 cm
31 January 2026	446.9 cm	0.0 cm to 560.8 cm	497.7 cm
1 February 2026	444.3 cm	0.0 cm to 561.6 cm	497.5 cm
2 February 2026	424.6 cm	0.0 cm to 563.1 cm	496.3 cm
3 February 2026	401.7 cm	0.0 cm to 562.2 cm	496.3 cm
4 February 2026	415.5 cm	0.0 cm to 561.4 cm	495.5 cm
5 February 2026	419.7 cm	0.0 cm to 561.4 cm	493.6 cm
6 February 2026	465.0 cm	0.0 cm to 558.5 cm	491.6 cm
7 February 2026	473.0 cm	0.0 cm to 552.9 cm	488.6 cm
8 February 2026	456.7 cm	0.0 cm to 549.0 cm	487.7 cm
9 February 2026	465.6 cm	0.0 cm to 540.6 cm	487.2 cm
10 February 2026	491.5 cm	0.0 cm to 540.6 cm	486.9 cm
11 February 2026	505.7 cm	0.0 cm to 540.5 cm	486.8 cm
12 February 2026	510.9 cm	0.0 cm to 537.8 cm	486.9 cm
13 February 2026	502.3 cm	0.0 cm to 534.3 cm	486.1 cm
14 February 2026	487.6 cm	0.0 cm to 532.5 cm	486.1 cm
15 February 2026	467.7 cm	0.0 cm to 529.9 cm	486.0 cm
16 February 2026	507.2 cm	0.0 cm to 531.6 cm	486.3 cm
17 February 2026	534.6 cm	0.0 cm to 529.3 cm	486.3 cm
18 February 2026	474.7 cm	0.0 cm to 529.9 cm	487.2 cm
19 February 2026	435.6 cm	0.0 cm to 530.1 cm	487.4 cm
20 February 2026	464.9 cm	0.0 cm to 530.1 cm	487.4 cm
21 February 2026	515.3 cm	0.0 cm to 529.8 cm	489.1 cm
22 February 2026	506.0 cm	0.0 cm to 530.0 cm	490.5 cm
23 February 2026	528.2 cm	0.0 cm to 530.1 cm	490.7 cm
24 February 2026	497.6 cm	0.0 cm to 530.1 cm	491.1 cm
25 February 2026	500.0 cm	0.0 cm to 530.1 cm	490.3 cm
26 February 2026	512.2 cm	0.0 cm to 530.0 cm	490.3 cm
27 February 2026	529.2 cm	0.0 cm to 529.0 cm	490.1 cm
28 February 2026	518.5 cm	0.0 cm to 529.0 cm	490.3 cm
1 March 2026	498.4 cm	0.0 cm to 527.1 cm	490.2 cm
2 March 2026	486.3 cm	0.0 cm to 527.1 cm	490.1 cm
3 March 2026	507.0 cm	0.0 cm to 527.1 cm	487.9 cm
4 March 2026	470.8 cm	0.0 cm to 527.1 cm	487.9 cm
5 March 2026	470.2 cm	0.0 cm to 526.0 cm	487.2 cm
6 March 2026	493.6 cm	0.0 cm to 526.0 cm	488.9 cm
7 March 2026	484.0 cm	0.0 cm to 526.5 cm	489.5 cm
8 March 2026	482.8 cm	0.0 cm to 527.8 cm	490.2 cm
9 March 2026	488.0 cm	0.0 cm to 524.3 cm	488.7 cm
10 March 2026	494.7 cm	0.0 cm to 525.2 cm	489.4 cm
11 March 2026	512.0 cm	0.0 cm to 524.4 cm	488.7 cm
12 March 2026	528.7 cm	0.0 cm to 525.2 cm	487.8 cm
13 March 2026	560.4 cm	0.0 cm to 525.9 cm	488.5 cm
14 March 2026	525.5 cm	0.0 cm to 526.0 cm	487.8 cm
15 March 2026	493.6 cm	0.0 cm to 526.1 cm	487.3 cm
16 March 2026	534.2 cm	442.5 cm to 529.8 cm	488.5 cm
17 March 2026	487.1 cm	441.5 cm to 528.6 cm	487.8 cm
18 March 2026	495.1 cm	440.5 cm to 529.8 cm	487.9 cm
19 March 2026	481.2 cm	441.0 cm to 527.9 cm	487.9 cm
20 March 2026	477.9 cm	441.0 cm to 526.4 cm	487.9 cm
21 March 2026	479.7 cm	441.0 cm to 524.3 cm	487.5 cm
22 March 2026	481.3 cm	441.0 cm to 524.3 cm	487.9 cm
23 March 2026	503.7 cm	441.0 cm to 524.1 cm	487.3 cm
24 March 2026	512.4 cm	443.2 cm to 524.1 cm	487.5 cm
25 March 2026	586.8 cm	443.2 cm to 522.5 cm	487.3 cm
26 March 2026	548.5 cm	443.2 cm to 522.7 cm	487.0 cm
27 March 2026	490.4 cm	445.8 cm to 522.2 cm	486.8 cm
28 March 2026	531.3 cm	446.4 cm to 522.2 cm	486.8 cm
29 March 2026	502.9 cm	446.4 cm to 522.2 cm	486.9 cm
30 March 2026	545.1 cm	449.3 cm to 522.7 cm	487.1 cm
31 March 2026	499.0 cm	451.9 cm to 523.1 cm	487.4 cm
1 April 2026	480.0 cm	455.7 cm to 523.6 cm	487.7 cm
2 April 2026	499.5 cm	455.7 cm to 524.2 cm	488.1 cm
3 April 2026	486.0 cm	455.7 cm to 524.1 cm	487.6 cm
4 April 2026	523.8 cm	455.3 cm to 524.1 cm	488.2 cm
5 April 2026	539.8 cm	455.9 cm to 524.4 cm	488.0 cm
6 April 2026	524.7 cm	456.3 cm to 523.7 cm	488.0 cm
7 April 2026	473.1 cm	464.1 cm to 523.8 cm	489.7 cm
8 April 2026	466.3 cm	468.4 cm to 524.4 cm	491.1 cm
9 April 2026	472.6 cm	469.1 cm to 524.4 cm	491.1 cm
10 April 2026	522.3 cm	470.3 cm to 524.0 cm	491.1 cm
11 April 2026	464.5 cm	469.8 cm to 524.0 cm	491.7 cm
12 April 2026	525.0 cm	469.5 cm to 524.0 cm	491.4 cm
13 April 2026	501.8 cm	469.4 cm to 523.4 cm	490.2 cm
14 April 2026	493.2 cm	468.2 cm to 519.4 cm	489.6 cm
15 April 2026	473.9 cm	467.3 cm to 516.7 cm	489.4 cm
16 April 2026	484.5 cm	466.9 cm to 514.2 cm	489.6 cm
17 April 2026	482.6 cm	465.7 cm to 512.9 cm	488.9 cm
18 April 2026	492.6 cm	460.9 cm to 511.8 cm	487.3 cm
19 April 2026	502.6 cm	461.9 cm to 509.7 cm	486.5 cm
20 April 2026	479.7 cm	461.5 cm to 508.0 cm	486.1 cm
21 April 2026	467.6 cm	461.6 cm to 506.7 cm	485.4 cm
22 April 2026	477.0 cm	461.1 cm to 506.3 cm	485.2 cm
23 April 2026	493.6 cm	461.0 cm to 505.9 cm	484.8 cm
24 April 2026	499.3 cm	461.0 cm to 505.4 cm	484.6 cm
25 April 2026	505.0 cm	0.1 cm to 505.0 cm	483.7 cm
26 April 2026	488.6 cm	0.0 cm to 504.9 cm	483.8 cm
27 April 2026	481.0 cm	0.0 cm to 504.8 cm	484.4 cm
28 April 2026	470.3 cm	0.0 cm to 505.4 cm	484.6 cm
29 April 2026	460.6 cm	0.0 cm to 505.6 cm	485.3 cm
30 April 2026	456.6 cm	0.0 cm to 506.5 cm	485.3 cm
1 May 2026	466.0 cm	0.0 cm to 506.8 cm	485.1 cm
2 May 2026	488.1 cm	0.0 cm to 506.8 cm	485.2 cm
3 May 2026	490.5 cm	0.0 cm to 507.6 cm	485.8 cm
4 May 2026	496.4 cm	0.0 cm to 509.7 cm	485.8 cm
5 May 2026	492.9 cm	0.0 cm to 510.4 cm	485.3 cm
6 May 2026	494.6 cm	0.0 cm to 510.5 cm	486.0 cm
7 May 2026	488.2 cm	0.0 cm to 510.8 cm	486.2 cm
8 May 2026	487.0 cm	0.0 cm to 511.4 cm	486.8 cm
9 May 2026	495.8 cm	0.0 cm to 512.6 cm	488.6 cm
10 May 2026	489.7 cm	0.0 cm to 512.6 cm	488.9 cm
11 May 2026	516.5 cm	0.0 cm to 512.5 cm	490.2 cm
12 May 2026	519.3 cm	0.0 cm to 512.5 cm	490.1 cm
13 May 2026	512.9 cm	0.0 cm to 512.5 cm	490.2 cm
14 May 2026	512.4 cm	0.0 cm to 512.6 cm	491.0 cm
15 May 2026	534.6 cm	0.0 cm to 513.0 cm	492.1 cm
16 May 2026	525.2 cm	0.0 cm to 513.0 cm	493.3 cm
17 May 2026	495.9 cm	0.0 cm to 513.0 cm	493.3 cm
18 May 2026	492.9 cm	0.0 cm to 513.6 cm	493.0 cm
19 May 2026	481.7 cm	0.0 cm to 513.2 cm	493.0 cm
20 May 2026	497.0 cm	0.0 cm to 515.8 cm	493.3 cm
21 May 2026	499.5 cm	0.0 cm to 518.1 cm	493.6 cm
22 May 2026	487.2 cm	0.0 cm to 518.1 cm	493.8 cm
23 May 2026	495.8 cm	0.0 cm to 519.4 cm	494.1 cm
24 May 2026	495.9 cm	0.0 cm to 518.7 cm	494.1 cm
25 May 2026	487.8 cm	0.0 cm to 518.8 cm	493.5 cm
26 May 2026	496.1 cm	0.0 cm to 518.9 cm	493.4 cm
27 May 2026	486.5 cm	0.0 cm to 518.2 cm	493.4 cm
28 May 2026	473.9 cm	46.1 cm to 519.6 cm	493.4 cm
29 May 2026	483.1 cm	474.4 cm to 518.3 cm	494.0 cm
30 May 2026	504.0 cm	474.4 cm to 516.4 cm	493.4 cm
31 May 2026	496.1 cm	474.3 cm to 515.7 cm	492.9 cm
1 June 2026	501.3 cm	474.3 cm to 515.7 cm	491.8 cm
2 June 2026	502.1 cm	474.4 cm to 516.4 cm	491.8 cm
3 June 2026	517.5 cm	469.1 cm to 516.0 cm	491.3 cm
4 June 2026	521.0 cm	467.2 cm to 515.0 cm	491.3 cm
5 June 2026	525.7 cm	468.7 cm to 515.8 cm	491.5 cm
6 June 2026	495.2 cm	474.2 cm to 515.8 cm	493.4 cm
7 June 2026	516.3 cm	474.8 cm to 515.1 cm	493.4 cm
8 June 2026	497.6 cm	474.3 cm to 515.7 cm	493.4 cm
9 June 2026	527.9 cm	474.0 cm to 516.0 cm	493.9 cm
10 June 2026	517.1 cm	473.1 cm to 515.9 cm	493.7 cm
11 June 2026	506.1 cm	472.7 cm to 516.0 cm	495.6 cm
12 June 2026	514.3 cm	472.7 cm to 517.2 cm	496.4 cm
13 June 2026	536.6 cm	473.1 cm to 517.3 cm	497.2 cm
14 June 2026	524.9 cm	473.9 cm to 516.8 cm	497.9 cm
15 June 2026	515.6 cm	474.3 cm to 516.9 cm	498.6 cm
16 June 2026	490.6 cm	475.6 cm to 517.5 cm	499.2 cm
17 June 2026	492.1 cm	475.8 cm to 517.6 cm	499.4 cm
18 June 2026	499.2 cm	482.4 cm to 517.8 cm	499.8 cm
19 June 2026	494.9 cm	483.0 cm to 518.4 cm	499.4 cm
20 June 2026	504.5 cm	482.7 cm to 517.7 cm	499.1 cm
21 June 2026	496.3 cm	483.2 cm to 518.8 cm	499.1 cm
22 June 2026	485.4 cm	483.2 cm to 519.0 cm	499.1 cm
23 June 2026	480.2 cm	483.2 cm to 518.8 cm	499.2 cm
24 June 2026	502.1 cm	478.0 cm to 518.7 cm	498.7 cm
25 June 2026	491.0 cm	478.1 cm to 519.5 cm	498.7 cm
26 June 2026	491.3 cm	478.1 cm to 519.9 cm	499.0 cm
27 June 2026	498.0 cm	478.1 cm to 519.9 cm	499.0 cm
28 June 2026	504.7 cm	478.1 cm to 525.3 cm	499.6 cm
29 June 2026	512.4 cm	480.9 cm to 526.5 cm	501.0 cm
30 June 2026	496.4 cm	480.3 cm to 528.2 cm	501.4 cm
1 July 2026	499.9 cm	479.4 cm to 527.7 cm	501.2 cm
2 July 2026	525.8 cm	480.3 cm to 526.5 cm	501.4 cm
3 July 2026	530.0 cm	481.0 cm to 526.5 cm	502.6 cm
4 July 2026	502.9 cm	481.3 cm to 526.0 cm	502.6 cm
5 July 2026	513.2 cm	477.9 cm to 526.0 cm	502.3 cm
6 July 2026	511.6 cm	484.8 cm to 526.4 cm	502.7 cm
7 July 2026	529.7 cm	483.9 cm to 526.6 cm	502.5 cm
8 July 2026	512.4 cm	483.7 cm to 526.3 cm	502.8 cm
9 July 2026	509.6 cm	483.6 cm to 526.3 cm	502.6 cm
10 July 2026	506.9 cm	484.4 cm to 525.6 cm	502.6 cm
11 July 2026	498.2 cm	484.4 cm to 523.9 cm	502.1 cm
12 July 2026	492.0 cm	484.4 cm to 523.5 cm	501.7 cm
13 July 2026	481.2 cm	484.4 cm to 522.6 cm	501.3 cm
14 July 2026	488.7 cm	485.3 cm to 522.6 cm	501.3 cm
15 July 2026	487.1 cm	485.7 cm to 521.7 cm	501.1 cm
16 July 2026	489.6 cm	485.9 cm to 521.7 cm	501.1 cm
17 July 2026	506.2 cm	485.3 cm to 521.7 cm	501.3 cm
18 July 2026	529.7 cm	484.7 cm to 522.5 cm	501.3 cm
19 July 2026	522.4 cm	484.7 cm to 522.9 cm	501.4 cm
20 July 2026	504.1 cm	484.7 cm to 522.0 cm	501.4 cm
21 July 2026	502.0 cm	484.3 cm to 521.1 cm	501.7 cm
22 July 2026	522.1 cm	483.8 cm to 521.9 cm	502.1 cm
23 July 2026	507.2 cm	485.4 cm to 523.4 cm	501.8 cm
24 July 2026	508.8 cm	486.4 cm to 524.0 cm	502.6 cm
25 July 2026	526.7 cm	486.1 cm to 524.6 cm	502.6 cm
26 July 2026	537.8 cm	485.2 cm to 525.2 cm	502.9 cm
27 July 2026	530.7 cm	484.6 cm to 525.3 cm	503.1 cm
28 July 2026	505.1 cm	485.2 cm to 525.2 cm	504.2 cm
29 July 2026	505.8 cm	484.6 cm to 524.9 cm	504.2 cm
30 July 2026	511.7 cm	484.6 cm to 524.6 cm	504.1 cm
31 July 2026	505.6 cm	485.0 cm to 525.0 cm	504.5 cm
1 August 2026	505.5 cm	486.7 cm to 525.4 cm	504.5 cm
2 August 2026	498.8 cm	486.8 cm to 527.6 cm	504.9 cm
3 August 2026	486.0 cm	486.8 cm to 527.9 cm	504.9 cm
4 August 2026	493.7 cm	486.8 cm to 529.0 cm	504.9 cm
5 August 2026	509.1 cm	486.8 cm to 529.0 cm	504.7 cm
6 August 2026	529.2 cm	488.2 cm to 529.0 cm	505.3 cm
7 August 2026	504.4 cm	488.7 cm to 527.7 cm	505.0 cm
8 August 2026	503.1 cm	488.8 cm to 527.6 cm	504.7 cm
9 August 2026	512.1 cm	489.0 cm to 528.5 cm	505.5 cm
10 August 2026	526.1 cm	489.0 cm to 528.9 cm	506.1 cm
11 August 2026	501.8 cm	488.8 cm to 530.3 cm	505.5 cm
12 August 2026	474.1 cm	488.8 cm to 530.3 cm	505.9 cm
13 August 2026	482.6 cm	489.0 cm to 530.1 cm	505.5 cm
14 August 2026	497.3 cm	488.8 cm to 530.3 cm	506.3 cm
15 August 2026	506.4 cm	488.2 cm to 529.1 cm	505.9 cm
16 August 2026	500.6 cm	484.8 cm to 528.9 cm	505.6 cm
17 August 2026	506.3 cm	482.9 cm to 527.8 cm	504.8 cm
18 August 2026	505.2 cm	482.9 cm to 528.9 cm	505.5 cm
19 August 2026	521.9 cm	482.9 cm to 528.1 cm	506.0 cm
20 August 2026	518.2 cm	484.0 cm to 528.1 cm	506.5 cm
21 August 2026	515.1 cm	484.0 cm to 529.1 cm	506.6 cm
22 August 2026	522.2 cm	484.0 cm to 530.6 cm	506.6 cm
23 August 2026	510.7 cm	482.4 cm to 530.8 cm	506.8 cm
24 August 2026	491.8 cm	481.2 cm to 529.1 cm	506.8 cm
25 August 2026	480.7 cm	481.2 cm to 529.1 cm	506.5 cm
26 August 2026	485.9 cm	481.3 cm to 528.6 cm	506.5 cm
27 August 2026	481.0 cm	481.3 cm to 531.1 cm	506.3 cm
28 August 2026	508.9 cm	481.3 cm to 532.7 cm	506.4 cm
29 August 2026	529.1 cm	481.2 cm to 532.7 cm	506.0 cm
30 August 2026	522.2 cm	480.9 cm to 532.9 cm	505.5 cm
31 August 2026	517.9 cm	480.9 cm to 532.9 cm	504.8 cm
1 September 2026	523.9 cm	480.9 cm to 533.1 cm	505.5 cm
2 September 2026	517.5 cm	479.1 cm to 532.9 cm	504.9 cm
3 September 2026	524.7 cm	477.6 cm to 533.1 cm	502.5 cm
4 September 2026	552.6 cm	477.0 cm to 533.9 cm	502.2 cm
5 September 2026	571.8 cm	476.3 cm to 535.2 cm	501.3 cm
6 September 2026	499.1 cm	476.3 cm to 534.6 cm	501.4 cm
7 September 2026	521.8 cm	476.0 cm to 536.0 cm	501.3 cm
8 September 2026	531.1 cm	476.0 cm to 540.0 cm	502.2 cm
9 September 2026	541.4 cm	479.1 cm to 544.8 cm	502.8 cm
10 September 2026	503.9 cm	478.7 cm to 545.3 cm	503.3 cm
11 September 2026	514.2 cm	476.9 cm to 545.1 cm	503.8 cm
12 September 2026	510.1 cm	476.8 cm to 544.6 cm	503.8 cm
13 September 2026	522.6 cm	476.0 cm to 544.6 cm	506.3 cm
14 September 2026	496.8 cm	476.8 cm to 545.3 cm	507.2 cm
15 September 2026	513.2 cm	476.2 cm to 545.2 cm	507.9 cm
16 September 2026	532.8 cm	477.3 cm to 548.1 cm	508.0 cm
17 September 2026	523.9 cm	476.3 cm to 548.0 cm	508.8 cm
18 September 2026	555.4 cm	475.7 cm to 547.9 cm	509.0 cm
19 September 2026	551.3 cm	475.7 cm to 546.2 cm	509.0 cm
20 September 2026	577.2 cm	476.8 cm to 546.2 cm	509.0 cm
21 September 2026	521.4 cm	476.9 cm to 546.6 cm	509.2 cm
22 September 2026	503.4 cm	478.4 cm to 544.4 cm	510.0 cm
23 September 2026	509.8 cm	478.7 cm to 542.8 cm	508.8 cm
24 September 2026	527.2 cm	477.5 cm to 543.4 cm	509.2 cm
25 September 2026	506.0 cm	478.0 cm to 544.0 cm	510.0 cm
26 September 2026	516.1 cm	478.1 cm to 544.9 cm	508.9 cm
27 September 2026	496.6 cm	477.7 cm to 547.2 cm	509.2 cm
28 September 2026	517.4 cm	477.7 cm to 548.5 cm	509.2 cm
29 September 2026	490.3 cm	478.1 cm to 549.9 cm	510.0 cm
30 September 2026	484.4 cm	478.4 cm to 551.1 cm	511.0 cm
1 October 2026	523.9 cm	478.6 cm to 548.8 cm	511.9 cm
2 October 2026	505.9 cm	479.4 cm to 548.8 cm	510.8 cm
3 October 2026	502.9 cm	479.9 cm to 551.4 cm	510.8 cm
4 October 2026	509.7 cm	479.9 cm to 551.5 cm	511.3 cm

The last 10 years, weekly averages

Level

Weekly averages of the North Sea at Helgoland Südhafen 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	no value
10 October 2016	no value
17 October 2016	no value
24 October 2016	no value
31 October 2016	no value
7 November 2016	no value
14 November 2016	no value
21 November 2016	no value
28 November 2016	no value
5 December 2016	no value
12 December 2016	no value
19 December 2016	no value
26 December 2016	no value
2 January 2017	no value
9 January 2017	no value
16 January 2017	no value
23 January 2017	no value
30 January 2017	no value
6 February 2017	no value
13 February 2017	no value
20 February 2017	no value
27 February 2017	no value
6 March 2017	no value
13 March 2017	no value
20 March 2017	no value
27 March 2017	no value
3 April 2017	no value
10 April 2017	no value
17 April 2017	no value
24 April 2017	no value
1 May 2017	no value
8 May 2017	no value
15 May 2017	no value
22 May 2017	no value
29 May 2017	no value
5 June 2017	no value
12 June 2017	no value
19 June 2017	no value
26 June 2017	no value
3 July 2017	no value
10 July 2017	no value
17 July 2017	no value
24 July 2017	no value
31 July 2017	no value
7 August 2017	no value
14 August 2017	no value
21 August 2017	no value
28 August 2017	no value
4 September 2017	no value
11 September 2017	no value
18 September 2017	no value
25 September 2017	no value
2 October 2017	no value
9 October 2017	no value
16 October 2017	no value
23 October 2017	no value
30 October 2017	no value
6 November 2017	no value
13 November 2017	no value
20 November 2017	no value
27 November 2017	no value
4 December 2017	no value
11 December 2017	no value
18 December 2017	no value
25 December 2017	no value
1 January 2018	no value
8 January 2018	no value
15 January 2018	no value
22 January 2018	no value
29 January 2018	no value
5 February 2018	no value
12 February 2018	no value
19 February 2018	no value
26 February 2018	no value
5 March 2018	no value
12 March 2018	no value
19 March 2018	no value
26 March 2018	no value
2 April 2018	no value
9 April 2018	no value
16 April 2018	no value
23 April 2018	no value
30 April 2018	no value
7 May 2018	no value
14 May 2018	no value
21 May 2018	no value
28 May 2018	no value
4 June 2018	no value
11 June 2018	no value
18 June 2018	no value
25 June 2018	no value
2 July 2018	no value
9 July 2018	no value
16 July 2018	no value
23 July 2018	no value
30 July 2018	no value
6 August 2018	no value
13 August 2018	no value
20 August 2018	no value
27 August 2018	no value
3 September 2018	no value
10 September 2018	no value
17 September 2018	no value
24 September 2018	no value
1 October 2018	no value
8 October 2018	no value
15 October 2018	no value
22 October 2018	no value
29 October 2018	no value
5 November 2018	no value
12 November 2018	no value
19 November 2018	no value
26 November 2018	no value
3 December 2018	no value
10 December 2018	no value
17 December 2018	no value
24 December 2018	no value
31 December 2018	no value
7 January 2019	no value
14 January 2019	no value
21 January 2019	no value
28 January 2019	no value
4 February 2019	no value
11 February 2019	no value
18 February 2019	no value
25 February 2019	no value
4 March 2019	no value
11 March 2019	no value
18 March 2019	no value
25 March 2019	no value
1 April 2019	no value
8 April 2019	no value
15 April 2019	no value
22 April 2019	no value
29 April 2019	no value
6 May 2019	no value
13 May 2019	no value
20 May 2019	no value
27 May 2019	no value
3 June 2019	no value
10 June 2019	no value
17 June 2019	no value
24 June 2019	no value
1 July 2019	no value
8 July 2019	no value
15 July 2019	no value
22 July 2019	no value
29 July 2019	no value
5 August 2019	no value
12 August 2019	no value
19 August 2019	no value
26 August 2019	no value
2 September 2019	no value
9 September 2019	no value
16 September 2019	no value
23 September 2019	no value
30 September 2019	no value
7 October 2019	no value
14 October 2019	no value
21 October 2019	no value
28 October 2019	no value
4 November 2019	no value
11 November 2019	no value
18 November 2019	no value
25 November 2019	no value
2 December 2019	no value
9 December 2019	no value
16 December 2019	no value
23 December 2019	no value
30 December 2019	no value
6 January 2020	no value
13 January 2020	no value
20 January 2020	no value
27 January 2020	no value
3 February 2020	no value
10 February 2020	no value
17 February 2020	no value
24 February 2020	no value
2 March 2020	no value
9 March 2020	no value
16 March 2020	no value
23 March 2020	no value
30 March 2020	no value
6 April 2020	no value
13 April 2020	no value
20 April 2020	no value
27 April 2020	no value
4 May 2020	no value
11 May 2020	no value
18 May 2020	no value
25 May 2020	no value
1 June 2020	no value
8 June 2020	no value
15 June 2020	no value
22 June 2020	no value
29 June 2020	no value
6 July 2020	no value
13 July 2020	no value
20 July 2020	no value
27 July 2020	no value
3 August 2020	no value
10 August 2020	no value
17 August 2020	no value
24 August 2020	no value
31 August 2020	no value
7 September 2020	no value
14 September 2020	no value
21 September 2020	no value
28 September 2020	no value
5 October 2020	no value
12 October 2020	no value
19 October 2020	no value
26 October 2020	no value
2 November 2020	522.0 cm
9 November 2020	502.3 cm
16 November 2020	543.3 cm
23 November 2020	509.8 cm
30 November 2020	505.1 cm
7 December 2020	492.7 cm
14 December 2020	505.1 cm
21 December 2020	520.4 cm
28 December 2020	500.8 cm
4 January 2021	483.4 cm
11 January 2021	505.6 cm
18 January 2021	541.0 cm
25 January 2021	502.4 cm
1 February 2021	446.0 cm
8 February 2021	454.1 cm
15 February 2021	504.7 cm
22 February 2021	505.7 cm
1 March 2021	485.3 cm
8 March 2021	524.7 cm
15 March 2021	496.8 cm
22 March 2021	502.2 cm
29 March 2021	494.4 cm
5 April 2021	534.3 cm
12 April 2021	489.4 cm
19 April 2021	495.4 cm
26 April 2021	490.4 cm
3 May 2021	522.6 cm
10 May 2021	501.3 cm
17 May 2021	514.5 cm
24 May 2021	489.0 cm
31 May 2021	487.4 cm
7 June 2021	498.3 cm
14 June 2021	500.6 cm
21 June 2021	497.1 cm
28 June 2021	499.8 cm
5 July 2021	502.1 cm
12 July 2021	502.2 cm
19 July 2021	495.4 cm
26 July 2021	519.6 cm
2 August 2021	510.1 cm
9 August 2021	508.9 cm
16 August 2021	517.9 cm
23 August 2021	494.8 cm
30 August 2021	492.3 cm
6 September 2021	500.9 cm
13 September 2021	506.5 cm
20 September 2021	519.1 cm
27 September 2021	529.9 cm
4 October 2021	502.9 cm
11 October 2021	525.2 cm
18 October 2021	537.0 cm
25 October 2021	528.4 cm
1 November 2021	537.0 cm
8 November 2021	514.5 cm
15 November 2021	524.3 cm
22 November 2021	516.5 cm
29 November 2021	532.8 cm
6 December 2021	492.8 cm
13 December 2021	508.0 cm
20 December 2021	491.5 cm
27 December 2021	525.2 cm
3 January 2022	545.6 cm
10 January 2022	507.1 cm
17 January 2022	516.1 cm
24 January 2022	541.8 cm
31 January 2022	549.0 cm
7 February 2022	532.6 cm
14 February 2022	558.7 cm
21 February 2022	538.9 cm
28 February 2022	475.4 cm
7 March 2022	475.1 cm
14 March 2022	472.6 cm
21 March 2022	480.6 cm
28 March 2022	479.1 cm
4 April 2022	536.9 cm
11 April 2022	486.2 cm
18 April 2022	482.2 cm
25 April 2022	483.9 cm
2 May 2022	488.3 cm
9 May 2022	501.8 cm
16 May 2022	494.7 cm
23 May 2022	521.9 cm
30 May 2022	490.6 cm
6 June 2022	514.5 cm
13 June 2022	501.8 cm
20 June 2022	504.0 cm
27 June 2022	498.9 cm
4 July 2022	510.0 cm
11 July 2022	500.9 cm
18 July 2022	500.6 cm
25 July 2022	505.8 cm
1 August 2022	506.0 cm
8 August 2022	494.0 cm
15 August 2022	511.5 cm
22 August 2022	500.5 cm
29 August 2022	480.1 cm
5 September 2022	496.3 cm
12 September 2022	538.1 cm
19 September 2022	506.9 cm
26 September 2022	528.2 cm
3 October 2022	529.5 cm
10 October 2022	519.7 cm
17 October 2022	502.2 cm
24 October 2022	519.5 cm
31 October 2022	535.9 cm
7 November 2022	531.7 cm
14 November 2022	475.4 cm
21 November 2022	508.5 cm
28 November 2022	490.4 cm
5 December 2022	507.5 cm
12 December 2022	509.1 cm
19 December 2022	523.8 cm
26 December 2022	543.7 cm
2 January 2023	532.8 cm
9 January 2023	556.3 cm
16 January 2023	518.7 cm
23 January 2023	487.4 cm
30 January 2023	546.1 cm
6 February 2023	495.8 cm
13 February 2023	512.1 cm
20 February 2023	513.6 cm
27 February 2023	491.4 cm
6 March 2023	511.0 cm
13 March 2023	524.1 cm
20 March 2023	515.7 cm
27 March 2023	511.7 cm
3 April 2023	478.7 cm
10 April 2023	499.5 cm
17 April 2023	473.6 cm
24 April 2023	507.9 cm
1 May 2023	477.1 cm
8 May 2023	492.1 cm
15 May 2023	489.8 cm
22 May 2023	491.1 cm
29 May 2023	482.7 cm
5 June 2023	486.4 cm
12 June 2023	495.5 cm
19 June 2023	501.9 cm
26 June 2023	524.6 cm
3 July 2023	511.5 cm
10 July 2023	514.0 cm
17 July 2023	513.4 cm
24 July 2023	521.9 cm
31 July 2023	516.0 cm
7 August 2023	527.4 cm
14 August 2023	499.3 cm
21 August 2023	510.1 cm
28 August 2023	510.4 cm
4 September 2023	503.4 cm
11 September 2023	505.8 cm
18 September 2023	528.9 cm
25 September 2023	517.1 cm
2 October 2023	533.6 cm
9 October 2023	548.9 cm
16 October 2023	470.4 cm
23 October 2023	514.4 cm
30 October 2023	541.1 cm
6 November 2023	544.6 cm
13 November 2023	520.3 cm
20 November 2023	541.0 cm
27 November 2023	502.9 cm
4 December 2023	498.2 cm
11 December 2023	515.5 cm
18 December 2023	572.6 cm
25 December 2023	539.7 cm
1 January 2024	502.8 cm
8 January 2024	497.5 cm
15 January 2024	550.5 cm
22 January 2024	552.2 cm
29 January 2024	540.8 cm
5 February 2024	521.5 cm
12 February 2024	510.6 cm
19 February 2024	528.4 cm
26 February 2024	490.5 cm
4 March 2024	468.2 cm
11 March 2024	494.6 cm
18 March 2024	519.7 cm
25 March 2024	505.5 cm
1 April 2024	521.1 cm
8 April 2024	525.2 cm
15 April 2024	519.6 cm
22 April 2024	500.8 cm
29 April 2024	498.3 cm
6 May 2024	488.3 cm
13 May 2024	494.1 cm
20 May 2024	488.3 cm
27 May 2024	508.1 cm
3 June 2024	515.4 cm
10 June 2024	516.3 cm
17 June 2024	504.7 cm
24 June 2024	504.5 cm
1 July 2024	528.7 cm
8 July 2024	509.3 cm
15 July 2024	508.3 cm
22 July 2024	507.5 cm
29 July 2024	506.4 cm
5 August 2024	517.4 cm
12 August 2024	515.9 cm
19 August 2024	527.3 cm
26 August 2024	501.8 cm
2 September 2024	496.9 cm
9 September 2024	528.7 cm
16 September 2024	487.8 cm
23 September 2024	531.1 cm
30 September 2024	486.5 cm
7 October 2024	537.6 cm
14 October 2024	498.8 cm
21 October 2024	518.3 cm
28 October 2024	512.0 cm
4 November 2024	492.4 cm
11 November 2024	525.3 cm
18 November 2024	539.1 cm
25 November 2024	524.4 cm
2 December 2024	521.0 cm
9 December 2024	485.5 cm
16 December 2024	556.6 cm
23 December 2024	511.3 cm
30 December 2024	533.8 cm
6 January 2025	547.2 cm
13 January 2025	508.0 cm
20 January 2025	520.8 cm
27 January 2025	512.1 cm
3 February 2025	484.4 cm
10 February 2025	455.6 cm
17 February 2025	481.7 cm
24 February 2025	506.5 cm
3 March 2025	508.3 cm
10 March 2025	504.9 cm
17 March 2025	477.4 cm
24 March 2025	513.4 cm
31 March 2025	479.9 cm
7 April 2025	491.0 cm
14 April 2025	501.2 cm
21 April 2025	494.6 cm
28 April 2025	499.4 cm
5 May 2025	486.4 cm
12 May 2025	494.5 cm
19 May 2025	512.5 cm
26 May 2025	508.8 cm
2 June 2025	520.3 cm
9 June 2025	496.3 cm
16 June 2025	498.0 cm
23 June 2025	521.6 cm
30 June 2025	508.9 cm
7 July 2025	508.1 cm
14 July 2025	504.9 cm
21 July 2025	513.1 cm
28 July 2025	522.5 cm
4 August 2025	524.6 cm
11 August 2025	500.9 cm
18 August 2025	507.7 cm
25 August 2025	513.8 cm
1 September 2025	519.1 cm
8 September 2025	514.7 cm
15 September 2025	544.2 cm
22 September 2025	487.1 cm
29 September 2025	523.2 cm
6 October 2025	517.0 cm
13 October 2025	499.6 cm
20 October 2025	562.8 cm
27 October 2025	542.3 cm
3 November 2025	520.1 cm
10 November 2025	507.4 cm
17 November 2025	516.7 cm
24 November 2025	528.1 cm
1 December 2025	503.7 cm
8 December 2025	529.7 cm
15 December 2025	520.4 cm
22 December 2025	462.2 cm
29 December 2025	544.5 cm
5 January 2026	473.0 cm
12 January 2026	506.3 cm
19 January 2026	439.1 cm
26 January 2026	457.7 cm
2 February 2026	436.6 cm
9 February 2026	490.2 cm
16 February 2026	491.2 cm
23 February 2026	512.0 cm
2 March 2026	484.9 cm
9 March 2026	514.7 cm
16 March 2026	490.9 cm
23 March 2026	525.1 cm
30 March 2026	510.5 cm
6 April 2026	492.6 cm
13 April 2026	490.2 cm
20 April 2026	487.3 cm
27 April 2026	473.3 cm
4 May 2026	492.1 cm
11 May 2026	516.7 cm
18 May 2026	492.8 cm
25 May 2026	489.6 cm
1 June 2026	511.3 cm
8 June 2026	517.8 cm
15 June 2026	499.0 cm
22 June 2026	493.2 cm
29 June 2026	511.5 cm
6 July 2026	508.6 cm
13 July 2026	500.7 cm
20 July 2026	515.5 cm
27 July 2026	509.0 cm
3 August 2026	505.4 cm
10 August 2026	498.4 cm
17 August 2026	514.2 cm
24 August 2026	499.9 cm
31 August 2026	529.6 cm
7 September 2026	520.7 cm
14 September 2026	535.8 cm
21 September 2026	511.5 cm
28 September 2026	504.9 cm

The whole record since 2000, weekly averages

Level
Our record

Weekly averages of the North Sea at Helgoland Südhafen 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	497.8 cm
10 January 2000	465.5 cm
17 January 2000	481.8 cm
24 January 2000	501.9 cm
31 January 2000	501.8 cm
7 February 2000	523.9 cm
14 February 2000	483.4 cm
21 February 2000	464.1 cm
28 February 2000	522.9 cm
6 March 2000	495.8 cm
13 March 2000	479.4 cm
20 March 2000	455.6 cm
27 March 2000	455.1 cm
3 April 2000	456.7 cm
10 April 2000	no value
17 April 2000	no value
24 April 2000	no value
1 May 2000	no value
8 May 2000	no value
15 May 2000	no value
22 May 2000	no value
29 May 2000	457.8 cm
5 June 2000	462.7 cm
12 June 2000	468.1 cm
19 June 2000	479.7 cm
26 June 2000	474.8 cm
3 July 2000	no value
10 July 2000	no value
17 July 2000	no value
24 July 2000	no value
31 July 2000	no value
7 August 2000	no value
14 August 2000	no value
21 August 2000	no value
28 August 2000	477.2 cm
4 September 2000	484.7 cm
11 September 2000	no value
18 September 2000	438.8 cm
25 September 2000	467.5 cm
2 October 2000	483.6 cm
9 October 2000	no value
16 October 2000	no value
23 October 2000	no value
30 October 2000	508.3 cm
6 November 2000	474.7 cm
13 November 2000	no value
20 November 2000	no value
27 November 2000	no value
4 December 2000	no value
11 December 2000	no value
18 December 2000	no value
25 December 2000	no value
1 January 2001	no value
8 January 2001	no value
15 January 2001	no value
22 January 2001	no value
29 January 2001	no value
5 February 2001	no value
12 February 2001	no value
19 February 2001	no value
26 February 2001	no value
5 March 2001	no value
12 March 2001	no value
19 March 2001	no value
26 March 2001	no value
2 April 2001	480.9 cm
9 April 2001	457.8 cm
16 April 2001	468.9 cm
23 April 2001	460.5 cm
30 April 2001	no value
7 May 2001	no value
14 May 2001	no value
21 May 2001	no value
28 May 2001	495.3 cm
4 June 2001	471.8 cm
11 June 2001	467.7 cm
18 June 2001	468.7 cm
25 June 2001	no value
2 July 2001	462.3 cm
9 July 2001	491.0 cm
16 July 2001	466.8 cm
23 July 2001	464.6 cm
30 July 2001	474.8 cm
6 August 2001	485.5 cm
13 August 2001	473.4 cm
20 August 2001	468.3 cm
27 August 2001	484.0 cm
3 September 2001	508.4 cm
10 September 2001	506.5 cm
17 September 2001	470.4 cm
24 September 2001	470.6 cm
1 October 2001	500.0 cm
8 October 2001	495.9 cm
15 October 2001	463.9 cm
22 October 2001	493.5 cm
29 October 2001	no value
5 November 2001	no value
12 November 2001	no value
19 November 2001	no value
26 November 2001	no value
3 December 2001	461.3 cm
10 December 2001	447.6 cm
17 December 2001	492.6 cm
24 December 2001	524.5 cm
31 December 2001	467.6 cm
7 January 2002	309.3 cm
14 January 2002	0.0 cm
21 January 2002	0.0 cm
28 January 2002	0.0 cm
4 February 2002	0.0 cm
11 February 2002	0.0 cm
18 February 2002	0.0 cm
25 February 2002	0.0 cm
4 March 2002	0.0 cm
11 March 2002	0.0 cm
18 March 2002	no value
25 March 2002	no value
1 April 2002	no value
8 April 2002	no value
15 April 2002	no value
22 April 2002	0.0 cm
29 April 2002	0.0 cm
6 May 2002	0.0 cm
13 May 2002	0.0 cm
20 May 2002	0.0 cm
27 May 2002	0.0 cm
3 June 2002	0.0 cm
10 June 2002	no value
17 June 2002	0.0 cm
24 June 2002	0.0 cm
1 July 2002	0.5 cm
8 July 2002	no value
15 July 2002	no value
22 July 2002	no value
29 July 2002	no value
5 August 2002	no value
12 August 2002	no value
19 August 2002	no value
26 August 2002	no value
2 September 2002	no value
9 September 2002	no value
16 September 2002	no value
23 September 2002	no value
30 September 2002	no value
7 October 2002	no value
14 October 2002	no value
21 October 2002	no value
28 October 2002	no value
4 November 2002	no value
11 November 2002	no value
18 November 2002	no value
25 November 2002	no value
2 December 2002	no value
9 December 2002	no value
16 December 2002	no value
23 December 2002	no value
30 December 2002	no value
6 January 2003	0.0 cm
13 January 2003	0.0 cm
20 January 2003	0.0 cm
27 January 2003	0.0 cm
3 February 2003	0.0 cm
10 February 2003	0.0 cm
17 February 2003	0.0 cm
24 February 2003	0.0 cm
3 March 2003	0.0 cm
10 March 2003	0.0 cm
17 March 2003	0.0 cm
24 March 2003	0.0 cm
31 March 2003	0.0 cm
7 April 2003	0.0 cm
14 April 2003	0.0 cm
21 April 2003	0.0 cm
28 April 2003	0.0 cm
5 May 2003	0.0 cm
12 May 2003	0.0 cm
19 May 2003	0.0 cm
26 May 2003	0.0 cm
2 June 2003	no value
9 June 2003	0.0 cm
16 June 2003	no value
23 June 2003	no value
30 June 2003	no value
7 July 2003	no value
14 July 2003	no value
21 July 2003	no value
28 July 2003	no value
4 August 2003	no value
11 August 2003	no value
18 August 2003	no value
25 August 2003	no value
1 September 2003	no value
8 September 2003	0.0 cm
15 September 2003	461.9 cm
22 September 2003	516.6 cm
29 September 2003	522.6 cm
6 October 2003	544.9 cm
13 October 2003	481.4 cm
20 October 2003	492.2 cm
27 October 2003	514.9 cm
3 November 2003	492.4 cm
10 November 2003	495.3 cm
17 November 2003	518.9 cm
24 November 2003	492.8 cm
1 December 2003	483.2 cm
8 December 2003	518.2 cm
15 December 2003	540.1 cm
22 December 2003	519.4 cm
29 December 2003	479.7 cm
5 January 2004	500.5 cm
12 January 2004	532.9 cm
19 January 2004	498.6 cm
26 January 2004	530.5 cm
2 February 2004	538.0 cm
9 February 2004	498.5 cm
16 February 2004	479.2 cm
23 February 2004	513.3 cm
1 March 2004	490.5 cm
8 March 2004	471.3 cm
15 March 2004	530.1 cm
22 March 2004	488.7 cm
29 March 2004	472.7 cm
5 April 2004	497.1 cm
12 April 2004	488.9 cm
19 April 2004	487.1 cm
26 April 2004	480.9 cm
3 May 2004	496.3 cm
10 May 2004	497.4 cm
17 May 2004	497.1 cm
24 May 2004	494.5 cm
31 May 2004	493.3 cm
7 June 2004	501.3 cm
14 June 2004	512.0 cm
21 June 2004	518.3 cm
28 June 2004	512.6 cm
5 July 2004	500.9 cm
12 July 2004	512.7 cm
19 July 2004	499.1 cm
26 July 2004	496.8 cm
2 August 2004	493.7 cm
9 August 2004	503.5 cm
16 August 2004	512.8 cm
23 August 2004	515.4 cm
30 August 2004	508.6 cm
6 September 2004	496.1 cm
13 September 2004	527.4 cm
20 September 2004	561.9 cm
27 September 2004	509.8 cm
4 October 2004	515.4 cm
11 October 2004	477.1 cm
18 October 2004	526.5 cm
25 October 2004	506.6 cm
1 November 2004	509.6 cm
8 November 2004	510.0 cm
15 November 2004	533.2 cm
22 November 2004	515.5 cm
29 November 2004	508.4 cm
6 December 2004	503.5 cm
13 December 2004	523.9 cm
20 December 2004	542.2 cm
27 December 2004	527.0 cm
3 January 2005	569.4 cm
10 January 2005	520.8 cm
17 January 2005	560.2 cm
24 January 2005	483.6 cm
31 January 2005	492.6 cm
7 February 2005	510.3 cm
14 February 2005	500.0 cm
21 February 2005	452.3 cm
28 February 2005	480.9 cm
7 March 2005	508.2 cm
14 March 2005	504.8 cm
21 March 2005	481.7 cm
28 March 2005	465.9 cm
4 April 2005	505.2 cm
11 April 2005	490.2 cm
18 April 2005	477.3 cm
25 April 2005	482.2 cm
2 May 2005	507.0 cm
9 May 2005	489.4 cm
16 May 2005	496.4 cm
23 May 2005	489.8 cm
30 May 2005	500.9 cm
6 June 2005	495.7 cm
13 June 2005	500.6 cm
20 June 2005	496.5 cm
27 June 2005	499.1 cm
4 July 2005	502.5 cm
11 July 2005	496.9 cm
18 July 2005	525.2 cm
25 July 2005	507.3 cm
1 August 2005	512.9 cm
8 August 2005	520.1 cm
15 August 2005	500.3 cm
22 August 2005	515.6 cm
29 August 2005	495.2 cm
5 September 2005	499.3 cm
12 September 2005	516.4 cm
19 September 2005	500.3 cm
26 September 2005	530.0 cm
3 October 2005	491.7 cm
10 October 2005	488.5 cm
17 October 2005	492.6 cm
24 October 2005	520.4 cm
31 October 2005	528.8 cm
7 November 2005	527.5 cm
14 November 2005	521.1 cm
21 November 2005	497.9 cm
28 November 2005	498.7 cm
5 December 2005	499.0 cm
12 December 2005	537.4 cm
19 December 2005	513.6 cm
26 December 2005	490.9 cm
2 January 2006	464.5 cm
9 January 2006	496.6 cm
16 January 2006	497.6 cm
23 January 2006	472.6 cm
30 January 2006	483.7 cm
6 February 2006	526.9 cm
13 February 2006	499.6 cm
20 February 2006	462.8 cm
27 February 2006	510.4 cm
6 March 2006	481.4 cm
13 March 2006	447.9 cm
20 March 2006	484.5 cm
27 March 2006	509.1 cm
3 April 2006	520.4 cm
10 April 2006	501.7 cm
17 April 2006	495.5 cm
24 April 2006	485.8 cm
1 May 2006	477.5 cm
8 May 2006	480.2 cm
15 May 2006	502.4 cm
22 May 2006	514.1 cm
29 May 2006	504.7 cm
5 June 2006	479.7 cm
12 June 2006	495.3 cm
19 June 2006	508.5 cm
26 June 2006	483.0 cm
3 July 2006	499.8 cm
10 July 2006	489.1 cm
17 July 2006	497.5 cm
24 July 2006	499.2 cm
31 July 2006	515.0 cm
7 August 2006	508.5 cm
14 August 2006	513.9 cm
21 August 2006	512.8 cm
28 August 2006	533.5 cm
4 September 2006	507.9 cm
11 September 2006	495.5 cm
18 September 2006	507.3 cm
25 September 2006	514.4 cm
2 October 2006	538.4 cm
9 October 2006	490.4 cm
16 October 2006	508.1 cm
23 October 2006	529.0 cm
30 October 2006	545.5 cm
6 November 2006	551.7 cm
13 November 2006	537.6 cm
20 November 2006	529.5 cm
27 November 2006	517.8 cm
4 December 2006	545.3 cm
11 December 2006	553.5 cm
18 December 2006	486.7 cm
25 December 2006	502.7 cm
1 January 2007	545.7 cm
8 January 2007	575.4 cm
15 January 2007	562.1 cm
22 January 2007	507.7 cm
29 January 2007	511.0 cm
5 February 2007	479.0 cm
12 February 2007	499.2 cm
19 February 2007	487.4 cm
26 February 2007	519.1 cm
5 March 2007	505.6 cm
12 March 2007	522.0 cm
19 March 2007	485.9 cm
26 March 2007	470.4 cm
2 April 2007	482.1 cm
9 April 2007	485.7 cm
16 April 2007	487.4 cm
23 April 2007	484.0 cm
30 April 2007	479.0 cm
7 May 2007	518.5 cm
14 May 2007	499.1 cm
21 May 2007	494.7 cm
28 May 2007	491.6 cm
4 June 2007	488.3 cm
11 June 2007	493.0 cm
18 June 2007	497.1 cm
25 June 2007	525.5 cm
2 July 2007	512.3 cm
9 July 2007	504.9 cm
16 July 2007	494.7 cm
23 July 2007	521.7 cm
30 July 2007	510.0 cm
6 August 2007	500.8 cm
13 August 2007	507.8 cm
20 August 2007	496.9 cm
27 August 2007	507.7 cm
3 September 2007	511.1 cm
10 September 2007	517.2 cm
17 September 2007	523.1 cm
24 September 2007	505.2 cm
1 October 2007	495.9 cm
8 October 2007	498.5 cm
15 October 2007	511.9 cm
22 October 2007	487.7 cm
29 October 2007	513.6 cm
5 November 2007	562.3 cm
12 November 2007	500.0 cm
19 November 2007	510.5 cm
26 November 2007	534.0 cm
3 December 2007	557.1 cm
10 December 2007	483.9 cm
17 December 2007	481.3 cm
24 December 2007	523.7 cm
31 December 2007	464.8 cm
7 January 2008	519.7 cm
14 January 2008	527.2 cm
21 January 2008	535.9 cm
28 January 2008	535.8 cm
4 February 2008	502.7 cm
11 February 2008	474.8 cm
18 February 2008	518.7 cm
25 February 2008	554.2 cm
3 March 2008	515.9 cm
10 March 2008	526.5 cm
17 March 2008	513.4 cm
24 March 2008	509.7 cm
31 March 2008	501.8 cm
7 April 2008	487.6 cm
14 April 2008	477.5 cm
21 April 2008	482.1 cm
28 April 2008	490.4 cm
5 May 2008	474.2 cm
12 May 2008	485.0 cm
19 May 2008	478.0 cm
26 May 2008	477.9 cm
2 June 2008	482.0 cm
9 June 2008	505.5 cm
16 June 2008	499.6 cm
23 June 2008	505.5 cm
30 June 2008	495.2 cm
7 July 2008	512.8 cm
14 July 2008	515.1 cm
21 July 2008	492.9 cm
28 July 2008	491.4 cm
4 August 2008	510.4 cm
11 August 2008	514.0 cm
18 August 2008	505.6 cm
25 August 2008	502.1 cm
1 September 2008	512.3 cm
8 September 2008	486.8 cm
15 September 2008	479.3 cm
22 September 2008	485.0 cm
29 September 2008	541.1 cm
6 October 2008	507.6 cm
13 October 2008	524.3 cm
20 October 2008	535.2 cm
27 October 2008	504.3 cm
3 November 2008	485.8 cm
10 November 2008	535.0 cm
17 November 2008	537.9 cm
24 November 2008	505.8 cm
1 December 2008	505.1 cm
8 December 2008	481.3 cm
15 December 2008	510.4 cm
22 December 2008	478.1 cm
29 December 2008	478.3 cm
5 January 2009	495.8 cm
12 January 2009	494.7 cm
19 January 2009	516.4 cm
26 January 2009	456.2 cm
2 February 2009	480.9 cm
9 February 2009	491.9 cm
16 February 2009	494.4 cm
23 February 2009	493.8 cm
2 March 2009	496.4 cm
9 March 2009	503.7 cm
16 March 2009	481.7 cm
23 March 2009	509.0 cm
30 March 2009	486.1 cm
6 April 2009	482.6 cm
13 April 2009	479.8 cm
20 April 2009	474.1 cm
27 April 2009	484.4 cm
4 May 2009	506.4 cm
11 May 2009	469.5 cm
18 May 2009	492.4 cm
25 May 2009	489.8 cm
1 June 2009	494.5 cm
8 June 2009	498.2 cm
15 June 2009	503.5 cm
22 June 2009	480.5 cm
29 June 2009	537.5 cm
6 July 2009	530.6 cm
13 July 2009	505.6 cm
20 July 2009	503.6 cm
27 July 2009	506.8 cm
3 August 2009	491.5 cm
10 August 2009	507.2 cm
17 August 2009	497.5 cm
24 August 2009	518.2 cm
31 August 2009	530.2 cm
7 September 2009	496.5 cm
14 September 2009	482.8 cm
21 September 2009	514.9 cm
28 September 2009	539.7 cm
5 October 2009	507.0 cm
12 October 2009	499.3 cm
19 October 2009	473.4 cm
26 October 2009	495.5 cm
2 November 2009	506.6 cm
9 November 2009	499.1 cm
16 November 2009	528.8 cm
23 November 2009	559.8 cm
30 November 2009	497.0 cm
7 December 2009	502.6 cm
14 December 2009	482.2 cm
21 December 2009	521.1 cm
28 December 2009	484.7 cm
4 January 2010	471.1 cm
11 January 2010	453.5 cm
18 January 2010	462.4 cm
25 January 2010	506.2 cm
1 February 2010	489.2 cm
8 February 2010	474.0 cm
15 February 2010	484.6 cm
22 February 2010	503.1 cm
1 March 2010	494.9 cm
8 March 2010	488.4 cm
15 March 2010	497.2 cm
22 March 2010	498.2 cm
29 March 2010	490.3 cm
5 April 2010	482.4 cm
12 April 2010	474.9 cm
19 April 2010	496.3 cm
26 April 2010	494.9 cm
3 May 2010	482.1 cm
10 May 2010	490.9 cm
17 May 2010	489.1 cm
24 May 2010	498.3 cm
31 May 2010	492.2 cm
7 June 2010	504.1 cm
14 June 2010	499.3 cm
21 June 2010	490.9 cm
28 June 2010	495.6 cm
5 July 2010	502.8 cm
12 July 2010	495.8 cm
19 July 2010	497.4 cm
26 July 2010	502.3 cm
2 August 2010	504.0 cm
9 August 2010	495.6 cm
16 August 2010	517.8 cm
23 August 2010	522.6 cm
30 August 2010	500.3 cm
6 September 2010	478.3 cm
13 September 2010	544.2 cm
20 September 2010	512.9 cm
27 September 2010	483.9 cm
4 October 2010	500.2 cm
11 October 2010	498.6 cm
18 October 2010	545.0 cm
25 October 2010	519.2 cm
1 November 2010	529.5 cm
8 November 2010	523.6 cm
15 November 2010	490.9 cm
22 November 2010	490.7 cm
29 November 2010	475.2 cm
6 December 2010	525.2 cm
13 December 2010	502.3 cm
20 December 2010	486.6 cm
27 December 2010	503.8 cm
3 January 2011	513.2 cm
10 January 2011	519.1 cm
17 January 2011	496.6 cm
24 January 2011	487.9 cm
31 January 2011	532.8 cm
7 February 2011	496.6 cm
14 February 2011	461.5 cm
21 February 2011	479.4 cm
28 February 2011	464.2 cm
7 March 2011	504.7 cm
14 March 2011	471.1 cm
21 March 2011	483.3 cm
28 March 2011	496.6 cm
4 April 2011	502.8 cm
11 April 2011	497.6 cm
18 April 2011	481.6 cm
25 April 2011	478.4 cm
2 May 2011	472.9 cm
9 May 2011	500.6 cm
16 May 2011	498.2 cm
23 May 2011	513.9 cm
30 May 2011	487.3 cm
6 June 2011	499.5 cm
13 June 2011	506.3 cm
20 June 2011	508.0 cm
27 June 2011	503.1 cm
4 July 2011	494.0 cm
11 July 2011	497.7 cm
18 July 2011	523.3 cm
25 July 2011	501.1 cm
1 August 2011	498.0 cm
8 August 2011	520.7 cm
15 August 2011	503.7 cm
22 August 2011	508.5 cm
29 August 2011	512.5 cm
5 September 2011	530.5 cm
12 September 2011	528.5 cm
19 September 2011	518.2 cm
26 September 2011	491.1 cm
3 October 2011	540.6 cm
10 October 2011	505.8 cm
17 October 2011	525.6 cm
24 October 2011	475.3 cm
31 October 2011	506.4 cm
7 November 2011	475.5 cm
14 November 2011	489.3 cm
21 November 2011	534.4 cm
28 November 2011	546.4 cm
5 December 2011	567.1 cm
12 December 2011	541.9 cm
19 December 2011	524.8 cm
26 December 2011	532.2 cm
2 January 2012	579.1 cm
9 January 2012	512.0 cm
16 January 2012	540.6 cm
23 January 2012	473.0 cm
30 January 2012	449.6 cm
6 February 2012	453.6 cm
13 February 2012	513.6 cm
20 February 2012	504.8 cm
27 February 2012	486.1 cm
5 March 2012	489.5 cm
12 March 2012	489.6 cm
19 March 2012	481.0 cm
26 March 2012	491.5 cm
2 April 2012	481.9 cm
9 April 2012	508.3 cm
16 April 2012	494.2 cm
23 April 2012	430.5 cm
30 April 2012	484.0 cm
7 May 2012	490.1 cm
14 May 2012	503.3 cm
21 May 2012	483.2 cm
28 May 2012	500.4 cm
4 June 2012	501.0 cm
11 June 2012	no value
18 June 2012	no value
25 June 2012	no value
2 July 2012	no value
9 July 2012	no value
16 July 2012	no value
23 July 2012	no value
30 July 2012	no value
6 August 2012	no value
13 August 2012	no value
20 August 2012	no value
27 August 2012	no value
3 September 2012	no value
10 September 2012	no value
17 September 2012	no value
24 September 2012	no value
1 October 2012	no value
8 October 2012	no value
15 October 2012	no value
22 October 2012	no value
29 October 2012	no value
5 November 2012	no value
12 November 2012	no value
19 November 2012	no value
26 November 2012	no value
3 December 2012	507.8 cm
10 December 2012	490.2 cm
17 December 2012	461.0 cm
24 December 2012	530.0 cm
31 December 2012	523.5 cm
7 January 2013	494.1 cm
14 January 2013	465.4 cm
21 January 2013	470.3 cm
28 January 2013	543.3 cm
4 February 2013	512.2 cm
11 February 2013	456.8 cm
18 February 2013	476.5 cm
25 February 2013	473.1 cm
4 March 2013	459.1 cm
11 March 2013	472.2 cm
18 March 2013	432.0 cm
25 March 2013	463.6 cm
1 April 2013	484.3 cm
8 April 2013	482.1 cm
15 April 2013	500.7 cm
22 April 2013	491.0 cm
29 April 2013	486.6 cm
6 May 2013	493.8 cm
13 May 2013	496.1 cm
20 May 2013	506.5 cm
27 May 2013	497.0 cm
3 June 2013	478.7 cm
10 June 2013	501.6 cm
17 June 2013	491.8 cm
24 June 2013	499.5 cm
1 July 2013	497.9 cm
8 July 2013	488.9 cm
15 July 2013	496.9 cm
22 July 2013	495.4 cm
29 July 2013	510.7 cm
5 August 2013	no value
12 August 2013	no value
19 August 2013	no value
26 August 2013	no value
2 September 2013	no value
9 September 2013	no value
16 September 2013	no value
23 September 2013	no value
30 September 2013	no value
7 October 2013	no value
14 October 2013	no value
21 October 2013	no value
28 October 2013	no value
4 November 2013	no value
11 November 2013	no value
18 November 2013	no value
25 November 2013	no value
2 December 2013	no value
9 December 2013	no value
16 December 2013	no value
23 December 2013	no value
30 December 2013	no value
6 January 2014	no value
13 January 2014	no value
20 January 2014	no value
27 January 2014	no value
3 February 2014	no value
10 February 2014	no value
17 February 2014	no value
24 February 2014	no value
3 March 2014	no value
10 March 2014	no value
17 March 2014	no value
24 March 2014	no value
31 March 2014	no value
7 April 2014	no value
14 April 2014	no value
21 April 2014	no value
28 April 2014	no value
5 May 2014	no value
12 May 2014	no value
19 May 2014	no value
26 May 2014	no value
2 June 2014	no value
9 June 2014	no value
16 June 2014	no value
23 June 2014	no value
30 June 2014	no value
7 July 2014	no value
14 July 2014	no value
21 July 2014	no value
28 July 2014	no value
4 August 2014	no value
11 August 2014	no value
18 August 2014	no value
25 August 2014	no value
1 September 2014	no value
8 September 2014	no value
15 September 2014	no value
22 September 2014	no value
29 September 2014	no value
6 October 2014	no value
13 October 2014	no value
20 October 2014	no value
27 October 2014	no value
3 November 2014	no value
10 November 2014	no value
17 November 2014	no value
24 November 2014	no value
1 December 2014	no value
8 December 2014	no value
15 December 2014	no value
22 December 2014	no value
29 December 2014	no value
5 January 2015	no value
12 January 2015	no value
19 January 2015	no value
26 January 2015	no value
2 February 2015	no value
9 February 2015	no value
16 February 2015	no value
23 February 2015	no value
2 March 2015	no value
9 March 2015	no value
16 March 2015	no value
23 March 2015	no value
30 March 2015	no value
6 April 2015	no value
13 April 2015	no value
20 April 2015	no value
27 April 2015	no value
4 May 2015	no value
11 May 2015	no value
18 May 2015	no value
25 May 2015	no value
1 June 2015	no value
8 June 2015	no value
15 June 2015	no value
22 June 2015	no value
29 June 2015	no value
6 July 2015	no value
13 July 2015	no value
20 July 2015	no value
27 July 2015	no value
3 August 2015	no value
10 August 2015	no value
17 August 2015	no value
24 August 2015	no value
31 August 2015	no value
7 September 2015	no value
14 September 2015	no value
21 September 2015	no value
28 September 2015	no value
5 October 2015	no value
12 October 2015	no value
19 October 2015	no value
26 October 2015	no value
2 November 2015	no value
9 November 2015	no value
16 November 2015	no value
23 November 2015	no value
30 November 2015	no value
7 December 2015	no value
14 December 2015	no value
21 December 2015	no value
28 December 2015	no value
4 January 2016	no value
11 January 2016	no value
18 January 2016	no value
25 January 2016	no value
1 February 2016	no value
8 February 2016	no value
15 February 2016	no value
22 February 2016	no value
29 February 2016	no value
7 March 2016	no value
14 March 2016	no value
21 March 2016	no value
28 March 2016	no value
4 April 2016	no value
11 April 2016	no value
18 April 2016	no value
25 April 2016	no value
2 May 2016	no value
9 May 2016	no value
16 May 2016	no value
23 May 2016	no value
30 May 2016	no value
6 June 2016	no value
13 June 2016	no value
20 June 2016	no value
27 June 2016	no value
4 July 2016	no value
11 July 2016	no value
18 July 2016	no value
25 July 2016	no value
1 August 2016	no value
8 August 2016	no value
15 August 2016	no value
22 August 2016	no value
29 August 2016	no value
5 September 2016	no value
12 September 2016	no value
19 September 2016	no value
26 September 2016	no value
3 October 2016	no value
10 October 2016	no value
17 October 2016	no value
24 October 2016	no value
31 October 2016	no value
7 November 2016	no value
14 November 2016	no value
21 November 2016	no value
28 November 2016	no value
5 December 2016	no value
12 December 2016	no value
19 December 2016	no value
26 December 2016	no value
2 January 2017	no value
9 January 2017	no value
16 January 2017	no value
23 January 2017	no value
30 January 2017	no value
6 February 2017	no value
13 February 2017	no value
20 February 2017	no value
27 February 2017	no value
6 March 2017	no value
13 March 2017	no value
20 March 2017	no value
27 March 2017	no value
3 April 2017	no value
10 April 2017	no value
17 April 2017	no value
24 April 2017	no value
1 May 2017	no value
8 May 2017	no value
15 May 2017	no value
22 May 2017	no value
29 May 2017	no value
5 June 2017	no value
12 June 2017	no value
19 June 2017	no value
26 June 2017	no value
3 July 2017	no value
10 July 2017	no value
17 July 2017	no value
24 July 2017	no value
31 July 2017	no value
7 August 2017	no value
14 August 2017	no value
21 August 2017	no value
28 August 2017	no value
4 September 2017	no value
11 September 2017	no value
18 September 2017	no value
25 September 2017	no value
2 October 2017	no value
9 October 2017	no value
16 October 2017	no value
23 October 2017	no value
30 October 2017	no value
6 November 2017	no value
13 November 2017	no value
20 November 2017	no value
27 November 2017	no value
4 December 2017	no value
11 December 2017	no value
18 December 2017	no value
25 December 2017	no value
1 January 2018	no value
8 January 2018	no value
15 January 2018	no value
22 January 2018	no value
29 January 2018	no value
5 February 2018	no value
12 February 2018	no value
19 February 2018	no value
26 February 2018	no value
5 March 2018	no value
12 March 2018	no value
19 March 2018	no value
26 March 2018	no value
2 April 2018	no value
9 April 2018	no value
16 April 2018	no value
23 April 2018	no value
30 April 2018	no value
7 May 2018	no value
14 May 2018	no value
21 May 2018	no value
28 May 2018	no value
4 June 2018	no value
11 June 2018	no value
18 June 2018	no value
25 June 2018	no value
2 July 2018	no value
9 July 2018	no value
16 July 2018	no value
23 July 2018	no value
30 July 2018	no value
6 August 2018	no value
13 August 2018	no value
20 August 2018	no value
27 August 2018	no value
3 September 2018	no value
10 September 2018	no value
17 September 2018	no value
24 September 2018	no value
1 October 2018	no value
8 October 2018	no value
15 October 2018	no value
22 October 2018	no value
29 October 2018	no value
5 November 2018	no value
12 November 2018	no value
19 November 2018	no value
26 November 2018	no value
3 December 2018	no value
10 December 2018	no value
17 December 2018	no value
24 December 2018	no value
31 December 2018	no value
7 January 2019	no value
14 January 2019	no value
21 January 2019	no value
28 January 2019	no value
4 February 2019	no value
11 February 2019	no value
18 February 2019	no value
25 February 2019	no value
4 March 2019	no value
11 March 2019	no value
18 March 2019	no value
25 March 2019	no value
1 April 2019	no value
8 April 2019	no value
15 April 2019	no value
22 April 2019	no value
29 April 2019	no value
6 May 2019	no value
13 May 2019	no value
20 May 2019	no value
27 May 2019	no value
3 June 2019	no value
10 June 2019	no value
17 June 2019	no value
24 June 2019	no value
1 July 2019	no value
8 July 2019	no value
15 July 2019	no value
22 July 2019	no value
29 July 2019	no value
5 August 2019	no value
12 August 2019	no value
19 August 2019	no value
26 August 2019	no value
2 September 2019	no value
9 September 2019	no value
16 September 2019	no value
23 September 2019	no value
30 September 2019	no value
7 October 2019	no value
14 October 2019	no value
21 October 2019	no value
28 October 2019	no value
4 November 2019	no value
11 November 2019	no value
18 November 2019	no value
25 November 2019	no value
2 December 2019	no value
9 December 2019	no value
16 December 2019	no value
23 December 2019	no value
30 December 2019	no value
6 January 2020	no value
13 January 2020	no value
20 January 2020	no value
27 January 2020	no value
3 February 2020	no value
10 February 2020	no value
17 February 2020	no value
24 February 2020	no value
2 March 2020	no value
9 March 2020	no value
16 March 2020	no value
23 March 2020	no value
30 March 2020	no value
6 April 2020	no value
13 April 2020	no value
20 April 2020	no value
27 April 2020	no value
4 May 2020	no value
11 May 2020	no value
18 May 2020	no value
25 May 2020	no value
1 June 2020	no value
8 June 2020	no value
15 June 2020	no value
22 June 2020	no value
29 June 2020	no value
6 July 2020	no value
13 July 2020	no value
20 July 2020	no value
27 July 2020	no value
3 August 2020	no value
10 August 2020	no value
17 August 2020	no value
24 August 2020	no value
31 August 2020	no value
7 September 2020	no value
14 September 2020	no value
21 September 2020	no value
28 September 2020	no value
5 October 2020	no value
12 October 2020	no value
19 October 2020	no value
26 October 2020	no value
2 November 2020	522.0 cm
9 November 2020	502.3 cm
16 November 2020	543.3 cm
23 November 2020	509.8 cm
30 November 2020	505.1 cm
7 December 2020	492.7 cm
14 December 2020	505.1 cm
21 December 2020	520.4 cm
28 December 2020	500.8 cm
4 January 2021	483.4 cm
11 January 2021	505.6 cm
18 January 2021	541.0 cm
25 January 2021	502.4 cm
1 February 2021	446.0 cm
8 February 2021	454.1 cm
15 February 2021	504.7 cm
22 February 2021	505.7 cm
1 March 2021	485.3 cm
8 March 2021	524.7 cm
15 March 2021	496.8 cm
22 March 2021	502.2 cm
29 March 2021	494.4 cm
5 April 2021	534.3 cm
12 April 2021	489.4 cm
19 April 2021	495.4 cm
26 April 2021	490.4 cm
3 May 2021	522.6 cm
10 May 2021	501.3 cm
17 May 2021	514.5 cm
24 May 2021	489.0 cm
31 May 2021	487.4 cm
7 June 2021	498.3 cm
14 June 2021	500.6 cm
21 June 2021	497.1 cm
28 June 2021	499.8 cm
5 July 2021	502.1 cm
12 July 2021	502.2 cm
19 July 2021	495.4 cm
26 July 2021	519.6 cm
2 August 2021	510.1 cm
9 August 2021	508.9 cm
16 August 2021	517.9 cm
23 August 2021	494.8 cm
30 August 2021	492.3 cm
6 September 2021	500.9 cm
13 September 2021	506.5 cm
20 September 2021	519.1 cm
27 September 2021	529.9 cm
4 October 2021	502.9 cm
11 October 2021	525.2 cm
18 October 2021	537.0 cm
25 October 2021	528.4 cm
1 November 2021	537.0 cm
8 November 2021	514.5 cm
15 November 2021	524.3 cm
22 November 2021	516.5 cm
29 November 2021	532.8 cm
6 December 2021	492.8 cm
13 December 2021	508.0 cm
20 December 2021	491.5 cm
27 December 2021	525.2 cm
3 January 2022	545.6 cm
10 January 2022	507.1 cm
17 January 2022	516.1 cm
24 January 2022	541.8 cm
31 January 2022	549.0 cm
7 February 2022	532.6 cm
14 February 2022	558.7 cm
21 February 2022	538.9 cm
28 February 2022	475.4 cm
7 March 2022	475.1 cm
14 March 2022	472.6 cm
21 March 2022	480.6 cm
28 March 2022	479.1 cm
4 April 2022	536.9 cm
11 April 2022	486.2 cm
18 April 2022	482.2 cm
25 April 2022	483.9 cm
2 May 2022	488.3 cm
9 May 2022	501.8 cm
16 May 2022	494.7 cm
23 May 2022	521.9 cm
30 May 2022	490.6 cm
6 June 2022	514.5 cm
13 June 2022	501.8 cm
20 June 2022	504.0 cm
27 June 2022	498.9 cm
4 July 2022	510.0 cm
11 July 2022	500.9 cm
18 July 2022	500.6 cm
25 July 2022	505.8 cm
1 August 2022	506.0 cm
8 August 2022	494.0 cm
15 August 2022	511.5 cm
22 August 2022	500.5 cm
29 August 2022	480.1 cm
5 September 2022	496.3 cm
12 September 2022	538.1 cm
19 September 2022	506.9 cm
26 September 2022	528.2 cm
3 October 2022	529.5 cm
10 October 2022	519.7 cm
17 October 2022	502.2 cm
24 October 2022	519.5 cm
31 October 2022	535.9 cm
7 November 2022	531.7 cm
14 November 2022	475.4 cm
21 November 2022	508.5 cm
28 November 2022	490.4 cm
5 December 2022	507.5 cm
12 December 2022	509.1 cm
19 December 2022	523.8 cm
26 December 2022	543.7 cm
2 January 2023	532.8 cm
9 January 2023	556.3 cm
16 January 2023	518.7 cm
23 January 2023	487.4 cm
30 January 2023	546.1 cm
6 February 2023	495.8 cm
13 February 2023	512.1 cm
20 February 2023	513.6 cm
27 February 2023	491.4 cm
6 March 2023	511.0 cm
13 March 2023	524.1 cm
20 March 2023	515.7 cm
27 March 2023	511.7 cm
3 April 2023	478.7 cm
10 April 2023	499.5 cm
17 April 2023	473.6 cm
24 April 2023	507.9 cm
1 May 2023	477.1 cm
8 May 2023	492.1 cm
15 May 2023	489.8 cm
22 May 2023	491.1 cm
29 May 2023	482.7 cm
5 June 2023	486.4 cm
12 June 2023	495.5 cm
19 June 2023	501.9 cm
26 June 2023	524.6 cm
3 July 2023	511.5 cm
10 July 2023	514.0 cm
17 July 2023	513.4 cm
24 July 2023	521.9 cm
31 July 2023	516.0 cm
7 August 2023	527.4 cm
14 August 2023	499.3 cm
21 August 2023	510.1 cm
28 August 2023	510.4 cm
4 September 2023	503.4 cm
11 September 2023	505.8 cm
18 September 2023	528.9 cm
25 September 2023	517.1 cm
2 October 2023	533.6 cm
9 October 2023	548.9 cm
16 October 2023	470.4 cm
23 October 2023	514.4 cm
30 October 2023	541.1 cm
6 November 2023	544.6 cm
13 November 2023	520.3 cm
20 November 2023	541.0 cm
27 November 2023	502.9 cm
4 December 2023	498.2 cm
11 December 2023	515.5 cm
18 December 2023	572.6 cm
25 December 2023	539.7 cm
1 January 2024	502.8 cm
8 January 2024	497.5 cm
15 January 2024	550.5 cm
22 January 2024	552.2 cm
29 January 2024	540.8 cm
5 February 2024	521.5 cm
12 February 2024	510.6 cm
19 February 2024	528.4 cm
26 February 2024	490.5 cm
4 March 2024	468.2 cm
11 March 2024	494.6 cm
18 March 2024	519.7 cm
25 March 2024	505.5 cm
1 April 2024	521.1 cm
8 April 2024	525.2 cm
15 April 2024	519.6 cm
22 April 2024	500.8 cm
29 April 2024	498.3 cm
6 May 2024	488.3 cm
13 May 2024	494.1 cm
20 May 2024	488.3 cm
27 May 2024	508.1 cm
3 June 2024	515.4 cm
10 June 2024	516.3 cm
17 June 2024	504.7 cm
24 June 2024	504.5 cm
1 July 2024	528.7 cm
8 July 2024	509.3 cm
15 July 2024	508.3 cm
22 July 2024	507.5 cm
29 July 2024	506.4 cm
5 August 2024	517.4 cm
12 August 2024	515.9 cm
19 August 2024	527.3 cm
26 August 2024	501.8 cm
2 September 2024	496.9 cm
9 September 2024	528.7 cm
16 September 2024	487.8 cm
23 September 2024	531.1 cm
30 September 2024	486.5 cm
7 October 2024	537.6 cm
14 October 2024	498.8 cm
21 October 2024	518.3 cm
28 October 2024	512.0 cm
4 November 2024	492.4 cm
11 November 2024	525.3 cm
18 November 2024	539.1 cm
25 November 2024	524.4 cm
2 December 2024	521.0 cm
9 December 2024	485.5 cm
16 December 2024	556.6 cm
23 December 2024	511.3 cm
30 December 2024	533.8 cm
6 January 2025	547.2 cm
13 January 2025	508.0 cm
20 January 2025	520.8 cm
27 January 2025	512.1 cm
3 February 2025	484.4 cm
10 February 2025	455.6 cm
17 February 2025	481.7 cm
24 February 2025	506.5 cm
3 March 2025	508.3 cm
10 March 2025	504.9 cm
17 March 2025	477.4 cm
24 March 2025	513.4 cm
31 March 2025	479.9 cm
7 April 2025	491.0 cm
14 April 2025	501.2 cm
21 April 2025	494.6 cm
28 April 2025	499.4 cm
5 May 2025	486.4 cm
12 May 2025	494.5 cm
19 May 2025	512.5 cm
26 May 2025	508.8 cm
2 June 2025	520.3 cm
9 June 2025	496.3 cm
16 June 2025	498.0 cm
23 June 2025	521.6 cm
30 June 2025	508.9 cm
7 July 2025	508.1 cm
14 July 2025	504.9 cm
21 July 2025	513.1 cm
28 July 2025	522.5 cm
4 August 2025	524.6 cm
11 August 2025	500.9 cm
18 August 2025	507.7 cm
25 August 2025	513.8 cm
1 September 2025	519.1 cm
8 September 2025	514.7 cm
15 September 2025	544.2 cm
22 September 2025	487.1 cm
29 September 2025	523.2 cm
6 October 2025	517.0 cm
13 October 2025	499.6 cm
20 October 2025	562.8 cm
27 October 2025	542.3 cm
3 November 2025	520.1 cm
10 November 2025	507.4 cm
17 November 2025	516.7 cm
24 November 2025	528.1 cm
1 December 2025	503.7 cm
8 December 2025	529.7 cm
15 December 2025	520.4 cm
22 December 2025	462.2 cm
29 December 2025	544.5 cm
5 January 2026	473.0 cm
12 January 2026	506.3 cm
19 January 2026	439.1 cm
26 January 2026	457.7 cm
2 February 2026	436.6 cm
9 February 2026	490.2 cm
16 February 2026	491.2 cm
23 February 2026	512.0 cm
2 March 2026	484.9 cm
9 March 2026	514.7 cm
16 March 2026	490.9 cm
23 March 2026	525.1 cm
30 March 2026	510.5 cm
6 April 2026	492.6 cm
13 April 2026	490.2 cm
20 April 2026	487.3 cm
27 April 2026	473.3 cm
4 May 2026	492.1 cm
11 May 2026	516.7 cm
18 May 2026	492.8 cm
25 May 2026	489.6 cm
1 June 2026	511.3 cm
8 June 2026	517.8 cm
15 June 2026	499.0 cm
22 June 2026	493.2 cm
29 June 2026	511.5 cm
6 July 2026	508.6 cm
13 July 2026	500.7 cm
20 July 2026	515.5 cm
27 July 2026	509.0 cm
3 August 2026	505.4 cm
10 August 2026	498.4 cm
17 August 2026	514.2 cm
24 August 2026	499.9 cm
31 August 2026	529.6 cm
7 September 2026	520.7 cm
14 September 2026	535.8 cm
21 September 2026	511.5 cm
28 September 2026	504.9 cm

4 October in the last 10 years

Day	Level
4 October 2025	556.5 cm
4 October 2024	495.9 cm
4 October 2023	552.3 cm
4 October 2022	513.6 cm
4 October 2021	531.1 cm
4 October 2020	no value
4 October 2019	no value
4 October 2018	no value
4 October 2017	no value
4 October 2016	no value

Year by year

Year	Days with a value	Days below the normal range
2026to 5 October 2026	278	12
2025	365	11
2024	366	7
2023	365	7
2022	365	12
2021	365	8
2020	62	1
2015	4	0
2013	218	12
2012	198	7
2011	365	15
2010	365	30
2009	365	23
2008	366	34
2007	365	11
2006	364	13
2005	365	14
2004	366	20
2003	277	91
2002	157	61
2001	212	110
2000	195	67

Records

Highest reading in our series since 1 January 2000: 1,856 cm at 15:34 CEST on 15 September 2003. Provisional data.
Lowest reading in our series since 1 January 2000: 0 cm at 14:14 CET on 9 February 2000. Provisional data.
Highest daily average in our series since 1 January 2000: 658.6 cm on 1 March 2008. Provisional data.
Lowest daily average in our series since 1 January 2000: 0 cm on 11 January 2002. Provisional data.

North Sea at Helgoland Südhafen: history

4 October in the last 10 years

Year by year

Records

See also