Sèvre Nantaise water level at Tiffauges today

Is the Sèvre Nantaise at Tiffauges within its normal range for the date?

The Sèvre Nantaise at Tiffauges read 0.473 m at 16:40 CET on 26 October 2026.

NowHistoryThis dateBy year

Level now

within the normal range for the date

0.473 m

16:40 CET on 26 October 2026Provisional

within the normal range for the date

The normal range for 26 October is 0.18 m to 1.10 m: the 10th to 90th percentile of the daily highs from 19 October to 2 November in 18 years between 2006 and 2025.

Table: where the water stands

Level	Value
Newest reading	0.473 m, 16:40 CET on 26 October 2026
Normal range for the date	0.18 m to 1.10 m
Median for the date	0.34 m
Lowest in our series	0.091 m

Past day: +0.025 m
Past week: +0.068 m

The gauge reads the height of the water above a fixed zero, not the depth of the river. Its zero lies at 43.38 m above the Bourdalouë datum of 1857 (the first French sea-level datum).

Level history

within the normal range for the date

On 25 October 2026 the Sèvre Nantaise at Tiffauges averaged 0.455 m.

Three monthsOne yearTen yearsAll time

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

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

Daily highs of the Sèvre Nantaise at Tiffauges from 28 July 2026 to 25 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 high (m)	Normal range	Median	A year earlier
28 July 2026	0.405 m	0.114 m to 0.490 m	0.238 m	0.505 m
29 July 2026	0.403 m	0.114 m to 0.487 m	0.237 m	0.502 m
30 July 2026	0.403 m	0.115 m to 0.484 m	0.236 m	0.498 m
31 July 2026	0.408 m	0.116 m to 0.484 m	0.236 m	0.492 m
1 August 2026	0.401 m	0.124 m to 0.484 m	0.235 m	0.490 m
2 August 2026	0.400 m	0.124 m to 0.484 m	0.235 m	0.487 m
3 August 2026	0.400 m	0.125 m to 0.483 m	0.235 m	0.484 m
4 August 2026	0.397 m	0.125 m to 0.483 m	0.235 m	0.484 m
5 August 2026	0.396 m	0.125 m to 0.483 m	0.235 m	0.476 m
6 August 2026	0.400 m	0.125 m to 0.483 m	0.234 m	0.468 m
7 August 2026	0.400 m	0.125 m to 0.483 m	0.233 m	0.465 m
8 August 2026	0.403 m	0.126 m to 0.483 m	0.233 m	0.459 m
9 August 2026	0.404 m	0.126 m to 0.483 m	0.234 m	0.456 m
10 August 2026	0.406 m	0.126 m to 0.483 m	0.233 m	0.455 m
11 August 2026	0.406 m	0.128 m to 0.483 m	0.229 m	0.451 m
12 August 2026	0.406 m	0.128 m to 0.487 m	0.227 m	0.448 m
13 August 2026	0.406 m	0.128 m to 0.486 m	0.225 m	0.445 m
14 August 2026	0.406 m	0.128 m to 0.486 m	0.224 m	0.445 m
15 August 2026	0.405 m	0.130 m to 0.502 m	0.221 m	0.444 m
16 August 2026	0.405 m	0.135 m to 0.485 m	0.221 m	0.441 m
17 August 2026	0.399 m	0.139 m to 0.455 m	0.220 m	0.438 m
18 August 2026	0.393 m	0.139 m to 0.451 m	0.220 m	0.435 m
19 August 2026	0.393 m	0.135 m to 0.448 m	0.219 m	0.432 m
20 August 2026	0.398 m	0.132 m to 0.463 m	0.219 m	0.431 m
21 August 2026	0.407 m	0.131 m to 0.486 m	0.219 m	0.428 m
22 August 2026	0.411 m	0.130 m to 0.486 m	0.218 m	0.421 m
23 August 2026	0.409 m	0.129 m to 0.463 m	0.217 m	0.416 m
24 August 2026	0.411 m	0.129 m to 0.447 m	0.213 m	0.408 m
25 August 2026	0.411 m	0.128 m to 0.446 m	0.212 m	0.403 m
26 August 2026	0.430 m	0.125 m to 0.445 m	0.211 m	0.402 m
27 August 2026	0.413 m	0.125 m to 0.432 m	0.209 m	0.401 m
28 August 2026	0.415 m	0.124 m to 0.432 m	0.210 m	0.396 m
29 August 2026	0.415 m	0.124 m to 0.445 m	0.209 m	0.401 m
30 August 2026	0.415 m	0.123 m to 0.445 m	0.210 m	0.401 m
31 August 2026	0.431 m	0.122 m to 0.447 m	0.210 m	0.401 m
1 September 2026	0.428 m	0.122 m to 0.463 m	0.211 m	0.402 m
2 September 2026	0.418 m	0.122 m to 0.478 m	0.210 m	0.408 m
3 September 2026	0.415 m	0.122 m to 0.478 m	0.211 m	0.432 m
4 September 2026	0.414 m	0.122 m to 0.447 m	0.211 m	0.481 m
5 September 2026	0.421 m	0.123 m to 0.445 m	0.210 m	0.701 m
6 September 2026	0.417 m	0.123 m to 0.431 m	0.210 m	0.507 m
7 September 2026	0.418 m	0.123 m to 0.461 m	0.211 m	1.228 m
8 September 2026	0.417 m	0.124 m to 0.475 m	0.211 m	0.532 m
9 September 2026	0.416 m	0.124 m to 0.481 m	0.214 m	0.481 m
10 September 2026	0.414 m	0.124 m to 0.481 m	0.217 m	0.481 m
11 September 2026	0.414 m	0.124 m to 0.498 m	0.219 m	0.475 m
12 September 2026	0.413 m	0.125 m to 0.530 m	0.220 m	0.472 m
13 September 2026	0.414 m	0.125 m to 0.537 m	0.220 m	0.476 m
14 September 2026	0.428 m	0.125 m to 0.544 m	0.221 m	0.484 m
15 September 2026	0.437 m	0.125 m to 0.546 m	0.222 m	0.499 m
16 September 2026	0.433 m	0.125 m to 0.548 m	0.223 m	0.556 m
17 September 2026	0.458 m	0.125 m to 0.553 m	0.225 m	0.571 m
18 September 2026	0.421 m	0.125 m to 0.555 m	0.225 m	0.548 m
19 September 2026	0.420 m	0.125 m to 0.556 m	0.228 m	0.546 m
20 September 2026	0.416 m	0.125 m to 0.556 m	0.231 m	0.568 m
21 September 2026	0.414 m	0.126 m to 0.556 m	0.231 m	0.555 m
22 September 2026	0.411 m	0.126 m to 0.556 m	0.234 m	0.564 m
23 September 2026	0.407 m	0.125 m to 0.556 m	0.238 m	0.535 m
24 September 2026	0.406 m	0.125 m to 0.562 m	0.239 m	0.523 m
25 September 2026	0.406 m	0.129 m to 0.564 m	0.242 m	0.521 m
26 September 2026	0.406 m	0.134 m to 0.564 m	0.247 m	0.521 m
27 September 2026	0.402 m	0.138 m to 0.568 m	0.249 m	0.515 m
28 September 2026	0.405 m	0.141 m to 0.568 m	0.249 m	0.510 m
29 September 2026	0.405 m	0.143 m to 0.610 m	0.250 m	0.517 m
30 September 2026	0.404 m	0.148 m to 0.619 m	0.256 m	0.507 m
1 October 2026	0.404 m	0.149 m to 0.618 m	0.260 m	0.501 m
2 October 2026	0.402 m	0.152 m to 0.622 m	0.262 m	0.494 m
3 October 2026	0.400 m	0.153 m to 0.621 m	0.266 m	0.484 m
4 October 2026	0.400 m	0.155 m to 0.625 m	0.268 m	0.482 m
5 October 2026	0.407 m	0.156 m to 0.630 m	0.271 m	0.477 m
6 October 2026	0.407 m	0.160 m to 0.664 m	0.281 m	0.481 m
7 October 2026	0.400 m	0.162 m to 0.675 m	0.284 m	0.482 m
8 October 2026	0.399 m	0.167 m to 0.682 m	0.293 m	0.508 m
9 October 2026	0.396 m	0.175 m to 0.700 m	0.296 m	0.513 m
10 October 2026	0.390 m	0.182 m to 0.737 m	0.301 m	0.527 m
11 October 2026	0.392 m	0.185 m to 0.753 m	0.303 m	0.506 m
12 October 2026	0.393 m	0.185 m to 0.753 m	0.305 m	0.484 m
13 October 2026	0.396 m	0.187 m to 0.756 m	0.305 m	0.476 m
14 October 2026	0.396 m	0.187 m to 0.800 m	0.304 m	0.474 m
15 October 2026	0.399 m	0.187 m to 0.825 m	0.303 m	0.472 m
16 October 2026	0.399 m	0.183 m to 0.899 m	0.301 m	0.472 m
17 October 2026	0.402 m	0.187 m to 1.139 m	0.301 m	0.474 m
18 October 2026	0.405 m	0.181 m to 1.160 m	0.301 m	0.473 m
19 October 2026	0.408 m	0.187 m to 1.117 m	0.301 m	0.475 m
20 October 2026	0.408 m	0.187 m to 1.119 m	0.304 m	0.480 m
21 October 2026	0.411 m	0.188 m to 1.119 m	0.311 m	0.474 m
22 October 2026	0.415 m	0.189 m to 1.116 m	0.316 m	0.622 m
23 October 2026	0.426 m	0.188 m to 1.099 m	0.317 m	0.731 m
24 October 2026	0.433 m	0.188 m to 1.096 m	0.332 m	0.805 m
25 October 2026	0.455 m	0.186 m to 1.081 m	0.333 m	0.814 m

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

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

Daily highs of the Sèvre Nantaise at Tiffauges from 25 October 2025 to 25 October 2026, with the normal range for each day.

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

Day	Daily high (m)	Normal range	Median
25 October 2025	0.814 m	0.186 m to 1.081 m	0.333 m
26 October 2025	0.713 m	0.180 m to 1.096 m	0.336 m
27 October 2025	0.662 m	0.179 m to 1.118 m	0.336 m
28 October 2025	0.639 m	0.184 m to 1.178 m	0.345 m
29 October 2025	0.668 m	0.186 m to 1.246 m	0.358 m
30 October 2025	0.674 m	0.183 m to 1.275 m	0.361 m
31 October 2025	0.653 m	0.186 m to 1.332 m	0.365 m
1 November 2025	0.652 m	0.187 m to 1.345 m	0.378 m
2 November 2025	0.693 m	0.189 m to 1.379 m	0.394 m
3 November 2025	0.673 m	0.195 m to 1.405 m	0.406 m
4 November 2025	0.661 m	0.201 m to 1.420 m	0.443 m
5 November 2025	0.630 m	0.205 m to 1.425 m	0.515 m
6 November 2025	0.610 m	0.213 m to 1.425 m	0.583 m
7 November 2025	0.590 m	0.217 m to 1.425 m	0.605 m
8 November 2025	0.590 m	0.223 m to 1.425 m	0.615 m
9 November 2025	0.595 m	0.230 m to 1.425 m	0.636 m
10 November 2025	0.615 m	0.245 m to 1.425 m	0.639 m
11 November 2025	0.654 m	0.247 m to 1.420 m	0.639 m
12 November 2025	0.652 m	0.250 m to 1.405 m	0.646 m
13 November 2025	0.636 m	0.255 m to 1.360 m	0.645 m
14 November 2025	0.599 m	0.256 m to 1.329 m	0.639 m
15 November 2025	0.590 m	0.256 m to 1.309 m	0.645 m
16 November 2025	0.610 m	0.256 m to 1.285 m	0.652 m
17 November 2025	0.627 m	0.256 m to 1.253 m	0.657 m
18 November 2025	0.636 m	0.257 m to 1.247 m	0.666 m
19 November 2025	0.675 m	0.258 m to 1.238 m	0.675 m
20 November 2025	0.629 m	0.258 m to 1.244 m	0.691 m
21 November 2025	0.602 m	0.258 m to 1.251 m	0.694 m
22 November 2025	0.598 m	0.258 m to 1.263 m	0.694 m
23 November 2025	0.691 m	0.258 m to 1.266 m	0.688 m
24 November 2025	0.817 m	0.261 m to 1.269 m	0.672 m
25 November 2025	0.886 m	0.263 m to 1.287 m	0.674 m
26 November 2025	0.897 m	0.264 m to 1.306 m	0.677 m
27 November 2025	0.784 m	0.267 m to 1.319 m	0.690 m
28 November 2025	0.836 m	0.274 m to 1.325 m	0.706 m
29 November 2025	0.880 m	0.278 m to 1.337 m	0.719 m
30 November 2025	1.115 m	0.278 m to 1.338 m	0.724 m
1 December 2025	1.157 m	0.278 m to 1.374 m	0.730 m
2 December 2025	1.074 m	0.292 m to 1.389 m	0.744 m
3 December 2025	0.969 m	0.298 m to 1.410 m	0.756 m
4 December 2025	1.100 m	0.300 m to 1.430 m	0.760 m
5 December 2025	1.152 m	0.301 m to 1.440 m	0.771 m
6 December 2025	1.195 m	0.308 m to 1.430 m	0.783 m
7 December 2025	1.325 m	0.317 m to 1.440 m	0.806 m
8 December 2025	1.441 m	0.324 m to 1.452 m	0.858 m
9 December 2025	1.450 m	0.342 m to 1.497 m	0.864 m
10 December 2025	1.464 m	0.354 m to 1.530 m	0.880 m
11 December 2025	1.379 m	0.357 m to 1.567 m	0.884 m
12 December 2025	1.092 m	0.354 m to 1.570 m	0.885 m
13 December 2025	1.068 m	0.353 m to 1.602 m	0.903 m
14 December 2025	0.983 m	0.349 m to 1.665 m	0.923 m
15 December 2025	0.952 m	0.349 m to 1.737 m	0.947 m
16 December 2025	1.259 m	0.360 m to 1.864 m	0.952 m
17 December 2025	1.271 m	0.371 m to 1.864 m	0.965 m
18 December 2025	0.886 m	0.371 m to 1.867 m	0.985 m
19 December 2025	0.965 m	0.371 m to 1.867 m	1.041 m
20 December 2025	1.130 m	0.373 m to 1.859 m	1.047 m
21 December 2025	1.290 m	0.373 m to 1.877 m	1.059 m
22 December 2025	1.305 m	0.381 m to 1.877 m	1.092 m
23 December 2025	1.269 m	0.381 m to 1.867 m	1.099 m
24 December 2025	1.185 m	0.385 m to 1.829 m	1.109 m
25 December 2025	1.082 m	0.374 m to 1.810 m	1.119 m
26 December 2025	1.046 m	0.389 m to 1.810 m	1.142 m
27 December 2025	0.987 m	0.421 m to 1.856 m	1.153 m
28 December 2025	0.943 m	0.430 m to 1.862 m	1.165 m
29 December 2025	0.926 m	0.440 m to 1.873 m	1.147 m
30 December 2025	0.903 m	0.559 m to 1.862 m	1.147 m
31 December 2025	0.881 m	0.610 m to 1.861 m	1.137 m
1 January 2026	0.872 m	0.627 m to 1.885 m	1.132 m
2 January 2026	0.853 m	0.634 m to 1.883 m	1.125 m
3 January 2026	0.848 m	0.676 m to 1.883 m	1.132 m
4 January 2026	0.834 m	0.718 m to 1.907 m	1.121 m
5 January 2026	0.828 m	0.723 m to 1.873 m	1.116 m
6 January 2026	0.828 m	0.728 m to 1.829 m	1.111 m
7 January 2026	0.868 m	0.732 m to 1.775 m	1.110 m
8 January 2026	1.381 m	0.733 m to 1.775 m	1.110 m
9 January 2026	1.614 m	0.735 m to 1.828 m	1.116 m
10 January 2026	1.612 m	0.736 m to 1.828 m	1.125 m
11 January 2026	1.590 m	0.738 m to 1.816 m	1.116 m
12 January 2026	1.406 m	0.740 m to 1.747 m	1.110 m
13 January 2026	1.403 m	0.740 m to 1.653 m	1.110 m
14 January 2026	1.352 m	0.743 m to 1.620 m	1.107 m
15 January 2026	1.276 m	0.747 m to 1.620 m	1.107 m
16 January 2026	1.345 m	0.747 m to 1.628 m	1.105 m
17 January 2026	1.394 m	0.749 m to 1.644 m	1.105 m
18 January 2026	1.411 m	0.749 m to 1.683 m	1.104 m
19 January 2026	1.391 m	0.749 m to 1.714 m	1.098 m
20 January 2026	1.353 m	0.749 m to 1.716 m	1.098 m
21 January 2026	1.416 m	0.749 m to 1.716 m	1.105 m
22 January 2026	1.444 m	0.749 m to 1.737 m	1.107 m
23 January 2026	1.557 m	0.747 m to 1.756 m	1.117 m
24 January 2026	1.610 m	0.747 m to 1.768 m	1.119 m
25 January 2026	1.764 m	0.747 m to 1.790 m	1.117 m
26 January 2026	1.753 m	0.731 m to 1.836 m	1.117 m
27 January 2026	1.856 m	0.708 m to 1.964 m	1.117 m
28 January 2026	1.786 m	0.694 m to 2.012 m	1.117 m
29 January 2026	1.725 m	0.678 m to 2.012 m	1.119 m
30 January 2026	1.668 m	0.678 m to 1.994 m	1.128 m
31 January 2026	1.710 m	0.675 m to 1.964 m	1.133 m
1 February 2026	1.707 m	0.668 m to 1.923 m	1.140 m
2 February 2026	1.667 m	0.650 m to 1.964 m	1.143 m
3 February 2026	1.639 m	0.635 m to 2.034 m	1.161 m
4 February 2026	1.659 m	0.629 m to 2.034 m	1.161 m
5 February 2026	1.854 m	0.624 m to 2.034 m	1.143 m
6 February 2026	2.317 m	0.617 m to 2.026 m	1.140 m
7 February 2026	2.392 m	0.612 m to 1.935 m	1.133 m
8 February 2026	2.101 m	0.606 m to 1.896 m	1.120 m
9 February 2026	1.867 m	0.606 m to 1.820 m	1.106 m
10 February 2026	3.302 m	0.606 m to 1.729 m	1.120 m
11 February 2026	3.596 m	0.606 m to 1.684 m	1.122 m
12 February 2026	3.742 m	0.601 m to 1.661 m	1.120 m
13 February 2026	3.697 m	0.596 m to 1.630 m	1.115 m
14 February 2026	3.085 m	0.591 m to 1.630 m	1.099 m
15 February 2026	2.786 m	0.589 m to 1.661 m	1.087 m
16 February 2026	2.789 m	0.587 m to 1.630 m	1.082 m
17 February 2026	2.696 m	0.587 m to 1.580 m	1.079 m
18 February 2026	2.343 m	0.587 m to 1.552 m	1.077 m
19 February 2026	2.708 m	0.587 m to 1.519 m	1.062 m
20 February 2026	2.829 m	0.589 m to 1.486 m	1.042 m
21 February 2026	2.243 m	0.607 m to 1.483 m	1.024 m
22 February 2026	1.905 m	0.626 m to 1.486 m	1.011 m
23 February 2026	1.738 m	0.672 m to 1.498 m	0.998 m
24 February 2026	1.663 m	0.672 m to 1.514 m	0.998 m
25 February 2026	1.596 m	0.680 m to 1.544 m	0.998 m
26 February 2026	1.512 m	0.687 m to 1.590 m	0.998 m
27 February 2026	1.450 m	0.689 m to 1.625 m	0.998 m
28 February 2026	1.438 m	0.689 m to 1.671 m	0.984 m
1 March 2026	1.427 m	0.693 m to 1.697 m	0.981 m
2 March 2026	1.391 m	0.688 m to 1.511 m	0.958 m
3 March 2026	1.351 m	0.686 m to 1.511 m	0.958 m
4 March 2026	1.300 m	0.682 m to 1.511 m	0.958 m
5 March 2026	1.269 m	0.673 m to 1.480 m	0.968 m
6 March 2026	1.229 m	0.682 m to 1.475 m	0.968 m
7 March 2026	1.278 m	0.687 m to 1.474 m	0.983 m
8 March 2026	1.288 m	0.691 m to 1.430 m	0.980 m
9 March 2026	1.262 m	0.687 m to 1.419 m	0.957 m
10 March 2026	1.204 m	0.687 m to 1.408 m	0.951 m
11 March 2026	1.260 m	0.683 m to 1.399 m	0.947 m
12 March 2026	1.366 m	0.681 m to 1.387 m	0.924 m
13 March 2026	1.603 m	0.681 m to 1.343 m	0.914 m
14 March 2026	1.712 m	0.681 m to 1.332 m	0.896 m
15 March 2026	1.715 m	0.681 m to 1.302 m	0.882 m
16 March 2026	1.661 m	0.673 m to 1.289 m	0.878 m
17 March 2026	1.418 m	0.671 m to 1.272 m	0.869 m
18 March 2026	1.344 m	0.670 m to 1.257 m	0.865 m
19 March 2026	1.284 m	0.664 m to 1.219 m	0.865 m
20 March 2026	1.218 m	0.664 m to 1.218 m	0.858 m
21 March 2026	1.181 m	0.650 m to 1.215 m	0.849 m
22 March 2026	1.138 m	0.626 m to 1.215 m	0.834 m
23 March 2026	1.135 m	0.620 m to 1.258 m	0.838 m
24 March 2026	1.093 m	0.609 m to 1.261 m	0.830 m
25 March 2026	1.058 m	0.601 m to 1.266 m	0.829 m
26 March 2026	1.341 m	0.591 m to 1.279 m	0.823 m
27 March 2026	1.035 m	0.581 m to 1.285 m	0.820 m
28 March 2026	1.028 m	0.570 m to 1.288 m	0.815 m
29 March 2026	1.019 m	0.550 m to 1.298 m	0.810 m
30 March 2026	1.032 m	0.526 m to 1.305 m	0.801 m
31 March 2026	0.987 m	0.519 m to 1.307 m	0.801 m
1 April 2026	0.985 m	0.514 m to 1.328 m	0.801 m
2 April 2026	0.964 m	0.511 m to 1.360 m	0.801 m
3 April 2026	0.955 m	0.504 m to 1.368 m	0.777 m
4 April 2026	1.013 m	0.497 m to 1.368 m	0.775 m
5 April 2026	0.944 m	0.492 m to 1.368 m	0.767 m
6 April 2026	0.929 m	0.488 m to 1.368 m	0.763 m
7 April 2026	0.916 m	0.486 m to 1.360 m	0.762 m
8 April 2026	0.891 m	0.476 m to 1.328 m	0.759 m
9 April 2026	0.867 m	0.472 m to 1.301 m	0.758 m
10 April 2026	0.845 m	0.461 m to 1.256 m	0.758 m
11 April 2026	0.844 m	0.453 m to 1.216 m	0.758 m
12 April 2026	0.848 m	0.443 m to 1.186 m	0.755 m
13 April 2026	0.858 m	0.434 m to 1.170 m	0.753 m
14 April 2026	0.843 m	0.430 m to 1.063 m	0.738 m
15 April 2026	0.834 m	0.426 m to 1.032 m	0.736 m
16 April 2026	0.818 m	0.425 m to 1.012 m	0.730 m
17 April 2026	0.812 m	0.422 m to 0.951 m	0.719 m
18 April 2026	0.799 m	0.417 m to 0.936 m	0.715 m
19 April 2026	0.784 m	0.417 m to 0.928 m	0.715 m
20 April 2026	0.771 m	0.413 m to 0.928 m	0.714 m
21 April 2026	0.762 m	0.412 m to 0.928 m	0.715 m
22 April 2026	0.749 m	0.402 m to 0.927 m	0.713 m
23 April 2026	0.738 m	0.394 m to 0.926 m	0.715 m
24 April 2026	0.726 m	0.391 m to 0.928 m	0.716 m
25 April 2026	0.710 m	0.387 m to 0.948 m	0.717 m
26 April 2026	0.691 m	0.382 m to 0.953 m	0.717 m
27 April 2026	0.694 m	0.382 m to 0.954 m	0.717 m
28 April 2026	0.689 m	0.382 m to 0.960 m	0.715 m
29 April 2026	0.710 m	0.382 m to 0.979 m	0.716 m
30 April 2026	0.692 m	0.382 m to 0.996 m	0.715 m
1 May 2026	0.701 m	0.385 m to 1.107 m	0.716 m
2 May 2026	0.695 m	0.381 m to 1.138 m	0.714 m
3 May 2026	0.701 m	0.375 m to 1.137 m	0.705 m
4 May 2026	0.797 m	0.375 m to 1.134 m	0.703 m
5 May 2026	0.799 m	0.372 m to 1.144 m	0.701 m
6 May 2026	0.804 m	0.371 m to 1.134 m	0.700 m
7 May 2026	0.790 m	0.370 m to 1.106 m	0.700 m
8 May 2026	0.760 m	0.370 m to 1.085 m	0.694 m
9 May 2026	0.748 m	0.366 m to 1.053 m	0.680 m
10 May 2026	1.078 m	0.366 m to 1.048 m	0.660 m
11 May 2026	1.078 m	0.353 m to 1.038 m	0.619 m
12 May 2026	0.841 m	0.347 m to 1.038 m	0.606 m
13 May 2026	0.767 m	0.342 m to 1.038 m	0.593 m
14 May 2026	0.725 m	0.336 m to 1.030 m	0.586 m
15 May 2026	0.709 m	0.325 m to 1.030 m	0.572 m
16 May 2026	0.709 m	0.325 m to 1.053 m	0.558 m
17 May 2026	0.692 m	0.319 m to 1.053 m	0.552 m
18 May 2026	0.688 m	0.315 m to 1.053 m	0.532 m
19 May 2026	0.690 m	0.313 m to 1.039 m	0.522 m
20 May 2026	0.725 m	0.312 m to 1.030 m	0.513 m
21 May 2026	0.662 m	0.312 m to 1.022 m	0.500 m
22 May 2026	0.662 m	0.313 m to 1.026 m	0.496 m
23 May 2026	0.655 m	0.312 m to 1.059 m	0.483 m
24 May 2026	0.648 m	0.308 m to 1.091 m	0.477 m
25 May 2026	0.632 m	0.291 m to 1.105 m	0.459 m
26 May 2026	0.620 m	0.291 m to 1.091 m	0.456 m
27 May 2026	0.603 m	0.277 m to 1.054 m	0.441 m
28 May 2026	0.552 m	0.272 m to 1.026 m	0.438 m
29 May 2026	0.544 m	0.276 m to 0.980 m	0.433 m
30 May 2026	0.546 m	0.279 m to 0.951 m	0.428 m
31 May 2026	0.545 m	0.276 m to 0.931 m	0.423 m
1 June 2026	0.543 m	0.276 m to 0.924 m	0.413 m
2 June 2026	0.544 m	0.276 m to 0.910 m	0.411 m
3 June 2026	0.540 m	0.276 m to 0.903 m	0.409 m
4 June 2026	0.539 m	0.275 m to 0.898 m	0.397 m
5 June 2026	0.539 m	0.271 m to 0.894 m	0.399 m
6 June 2026	0.543 m	0.266 m to 0.888 m	0.407 m
7 June 2026	0.546 m	0.261 m to 0.882 m	0.409 m
8 June 2026	0.710 m	0.257 m to 0.875 m	0.409 m
9 June 2026	0.555 m	0.256 m to 0.872 m	0.407 m
10 June 2026	0.549 m	0.250 m to 0.868 m	0.406 m
11 June 2026	0.543 m	0.249 m to 0.864 m	0.411 m
12 June 2026	0.540 m	0.249 m to 0.854 m	0.397 m
13 June 2026	0.535 m	0.246 m to 0.849 m	0.408 m
14 June 2026	0.530 m	0.245 m to 0.848 m	0.408 m
15 June 2026	0.528 m	0.243 m to 0.846 m	0.415 m
16 June 2026	0.525 m	0.241 m to 0.827 m	0.418 m
17 June 2026	0.519 m	0.240 m to 0.829 m	0.417 m
18 June 2026	0.503 m	0.234 m to 0.829 m	0.414 m
19 June 2026	0.492 m	0.227 m to 0.815 m	0.408 m
20 June 2026	0.482 m	0.221 m to 0.815 m	0.400 m
21 June 2026	0.477 m	0.211 m to 0.815 m	0.374 m
22 June 2026	0.476 m	0.196 m to 0.815 m	0.369 m
23 June 2026	0.474 m	0.194 m to 0.811 m	0.361 m
24 June 2026	0.469 m	0.192 m to 0.799 m	0.355 m
25 June 2026	0.462 m	0.189 m to 0.805 m	0.358 m
26 June 2026	0.448 m	0.186 m to 0.788 m	0.355 m
27 June 2026	0.447 m	0.183 m to 0.759 m	0.340 m
28 June 2026	0.427 m	0.186 m to 0.750 m	0.331 m
29 June 2026	0.429 m	0.183 m to 0.738 m	0.324 m
30 June 2026	0.432 m	0.180 m to 0.735 m	0.322 m
1 July 2026	0.430 m	0.179 m to 0.725 m	0.321 m
2 July 2026	0.429 m	0.169 m to 0.721 m	0.319 m
3 July 2026	0.428 m	0.168 m to 0.719 m	0.319 m
4 July 2026	0.428 m	0.167 m to 0.694 m	0.312 m
5 July 2026	0.427 m	0.166 m to 0.676 m	0.308 m
6 July 2026	0.425 m	0.166 m to 0.668 m	0.308 m
7 July 2026	0.426 m	0.165 m to 0.668 m	0.306 m
8 July 2026	0.424 m	0.163 m to 0.668 m	0.303 m
9 July 2026	0.426 m	0.159 m to 0.641 m	0.300 m
10 July 2026	0.424 m	0.157 m to 0.603 m	0.289 m
11 July 2026	0.428 m	0.155 m to 0.573 m	0.279 m
12 July 2026	0.422 m	0.154 m to 0.558 m	0.266 m
13 July 2026	0.422 m	0.151 m to 0.558 m	0.269 m
14 July 2026	0.419 m	0.147 m to 0.546 m	0.265 m
15 July 2026	0.415 m	0.146 m to 0.537 m	0.259 m
16 July 2026	0.415 m	0.142 m to 0.489 m	0.257 m
17 July 2026	0.415 m	0.139 m to 0.489 m	0.255 m
18 July 2026	0.415 m	0.136 m to 0.489 m	0.254 m
19 July 2026	0.414 m	0.133 m to 0.517 m	0.253 m
20 July 2026	0.412 m	0.129 m to 0.517 m	0.246 m
21 July 2026	0.409 m	0.129 m to 0.512 m	0.249 m
22 July 2026	0.412 m	0.128 m to 0.506 m	0.248 m
23 July 2026	0.411 m	0.127 m to 0.502 m	0.247 m
24 July 2026	0.410 m	0.122 m to 0.498 m	0.245 m
25 July 2026	0.404 m	0.118 m to 0.498 m	0.242 m
26 July 2026	0.404 m	0.116 m to 0.498 m	0.241 m
27 July 2026	0.405 m	0.115 m to 0.497 m	0.240 m
28 July 2026	0.405 m	0.114 m to 0.490 m	0.238 m
29 July 2026	0.403 m	0.114 m to 0.487 m	0.237 m
30 July 2026	0.403 m	0.115 m to 0.484 m	0.236 m
31 July 2026	0.408 m	0.116 m to 0.484 m	0.236 m
1 August 2026	0.401 m	0.124 m to 0.484 m	0.235 m
2 August 2026	0.400 m	0.124 m to 0.484 m	0.235 m
3 August 2026	0.400 m	0.125 m to 0.483 m	0.235 m
4 August 2026	0.397 m	0.125 m to 0.483 m	0.235 m
5 August 2026	0.396 m	0.125 m to 0.483 m	0.235 m
6 August 2026	0.400 m	0.125 m to 0.483 m	0.234 m
7 August 2026	0.400 m	0.125 m to 0.483 m	0.233 m
8 August 2026	0.403 m	0.126 m to 0.483 m	0.233 m
9 August 2026	0.404 m	0.126 m to 0.483 m	0.234 m
10 August 2026	0.406 m	0.126 m to 0.483 m	0.233 m
11 August 2026	0.406 m	0.128 m to 0.483 m	0.229 m
12 August 2026	0.406 m	0.128 m to 0.487 m	0.227 m
13 August 2026	0.406 m	0.128 m to 0.486 m	0.225 m
14 August 2026	0.406 m	0.128 m to 0.486 m	0.224 m
15 August 2026	0.405 m	0.130 m to 0.502 m	0.221 m
16 August 2026	0.405 m	0.135 m to 0.485 m	0.221 m
17 August 2026	0.399 m	0.139 m to 0.455 m	0.220 m
18 August 2026	0.393 m	0.139 m to 0.451 m	0.220 m
19 August 2026	0.393 m	0.135 m to 0.448 m	0.219 m
20 August 2026	0.398 m	0.132 m to 0.463 m	0.219 m
21 August 2026	0.407 m	0.131 m to 0.486 m	0.219 m
22 August 2026	0.411 m	0.130 m to 0.486 m	0.218 m
23 August 2026	0.409 m	0.129 m to 0.463 m	0.217 m
24 August 2026	0.411 m	0.129 m to 0.447 m	0.213 m
25 August 2026	0.411 m	0.128 m to 0.446 m	0.212 m
26 August 2026	0.430 m	0.125 m to 0.445 m	0.211 m
27 August 2026	0.413 m	0.125 m to 0.432 m	0.209 m
28 August 2026	0.415 m	0.124 m to 0.432 m	0.210 m
29 August 2026	0.415 m	0.124 m to 0.445 m	0.209 m
30 August 2026	0.415 m	0.123 m to 0.445 m	0.210 m
31 August 2026	0.431 m	0.122 m to 0.447 m	0.210 m
1 September 2026	0.428 m	0.122 m to 0.463 m	0.211 m
2 September 2026	0.418 m	0.122 m to 0.478 m	0.210 m
3 September 2026	0.415 m	0.122 m to 0.478 m	0.211 m
4 September 2026	0.414 m	0.122 m to 0.447 m	0.211 m
5 September 2026	0.421 m	0.123 m to 0.445 m	0.210 m
6 September 2026	0.417 m	0.123 m to 0.431 m	0.210 m
7 September 2026	0.418 m	0.123 m to 0.461 m	0.211 m
8 September 2026	0.417 m	0.124 m to 0.475 m	0.211 m
9 September 2026	0.416 m	0.124 m to 0.481 m	0.214 m
10 September 2026	0.414 m	0.124 m to 0.481 m	0.217 m
11 September 2026	0.414 m	0.124 m to 0.498 m	0.219 m
12 September 2026	0.413 m	0.125 m to 0.530 m	0.220 m
13 September 2026	0.414 m	0.125 m to 0.537 m	0.220 m
14 September 2026	0.428 m	0.125 m to 0.544 m	0.221 m
15 September 2026	0.437 m	0.125 m to 0.546 m	0.222 m
16 September 2026	0.433 m	0.125 m to 0.548 m	0.223 m
17 September 2026	0.458 m	0.125 m to 0.553 m	0.225 m
18 September 2026	0.421 m	0.125 m to 0.555 m	0.225 m
19 September 2026	0.420 m	0.125 m to 0.556 m	0.228 m
20 September 2026	0.416 m	0.125 m to 0.556 m	0.231 m
21 September 2026	0.414 m	0.126 m to 0.556 m	0.231 m
22 September 2026	0.411 m	0.126 m to 0.556 m	0.234 m
23 September 2026	0.407 m	0.125 m to 0.556 m	0.238 m
24 September 2026	0.406 m	0.125 m to 0.562 m	0.239 m
25 September 2026	0.406 m	0.129 m to 0.564 m	0.242 m
26 September 2026	0.406 m	0.134 m to 0.564 m	0.247 m
27 September 2026	0.402 m	0.138 m to 0.568 m	0.249 m
28 September 2026	0.405 m	0.141 m to 0.568 m	0.249 m
29 September 2026	0.405 m	0.143 m to 0.610 m	0.250 m
30 September 2026	0.404 m	0.148 m to 0.619 m	0.256 m
1 October 2026	0.404 m	0.149 m to 0.618 m	0.260 m
2 October 2026	0.402 m	0.152 m to 0.622 m	0.262 m
3 October 2026	0.400 m	0.153 m to 0.621 m	0.266 m
4 October 2026	0.400 m	0.155 m to 0.625 m	0.268 m
5 October 2026	0.407 m	0.156 m to 0.630 m	0.271 m
6 October 2026	0.407 m	0.160 m to 0.664 m	0.281 m
7 October 2026	0.400 m	0.162 m to 0.675 m	0.284 m
8 October 2026	0.399 m	0.167 m to 0.682 m	0.293 m
9 October 2026	0.396 m	0.175 m to 0.700 m	0.296 m
10 October 2026	0.390 m	0.182 m to 0.737 m	0.301 m
11 October 2026	0.392 m	0.185 m to 0.753 m	0.303 m
12 October 2026	0.393 m	0.185 m to 0.753 m	0.305 m
13 October 2026	0.396 m	0.187 m to 0.756 m	0.305 m
14 October 2026	0.396 m	0.187 m to 0.800 m	0.304 m
15 October 2026	0.399 m	0.187 m to 0.825 m	0.303 m
16 October 2026	0.399 m	0.183 m to 0.899 m	0.301 m
17 October 2026	0.402 m	0.187 m to 1.139 m	0.301 m
18 October 2026	0.405 m	0.181 m to 1.160 m	0.301 m
19 October 2026	0.408 m	0.187 m to 1.117 m	0.301 m
20 October 2026	0.408 m	0.187 m to 1.119 m	0.304 m
21 October 2026	0.411 m	0.188 m to 1.119 m	0.311 m
22 October 2026	0.415 m	0.189 m to 1.116 m	0.316 m
23 October 2026	0.426 m	0.188 m to 1.099 m	0.317 m
24 October 2026	0.433 m	0.188 m to 1.096 m	0.332 m
25 October 2026	0.455 m	0.186 m to 1.081 m	0.333 m

The last 10 years, weekly averages

Level
Our record

Weekly averages of the Sèvre Nantaise at Tiffauges from the week of 24 October 2016 to 25 October 2026.

Table: The last 10 years, weekly averages

Week starting	Weekly average of daily highs (m)
24 October 2016	0.241 m
31 October 2016	0.203 m
7 November 2016	0.304 m
14 November 2016	0.329 m
21 November 2016	0.435 m
28 November 2016	0.311 m
5 December 2016	0.285 m
12 December 2016	0.280 m
19 December 2016	0.322 m
26 December 2016	0.337 m
2 January 2017	0.289 m
9 January 2017	0.369 m
16 January 2017	0.399 m
23 January 2017	0.325 m
30 January 2017	0.548 m
6 February 2017	0.727 m
13 February 2017	0.521 m
20 February 2017	0.438 m
27 February 2017	1.110 m
6 March 2017	1.222 m
13 March 2017	1.005 m
20 March 2017	0.947 m
27 March 2017	0.722 m
3 April 2017	0.559 m
10 April 2017	0.462 m
17 April 2017	0.410 m
24 April 2017	0.380 m
1 May 2017	0.406 m
8 May 2017	0.376 m
15 May 2017	0.363 m
22 May 2017	0.317 m
29 May 2017	0.277 m
5 June 2017	0.296 m
12 June 2017	0.222 m
19 June 2017	0.164 m
26 June 2017	0.162 m
3 July 2017	0.214 m
10 July 2017	0.195 m
17 July 2017	0.143 m
24 July 2017	0.138 m
31 July 2017	0.144 m
7 August 2017	0.139 m
14 August 2017	0.127 m
21 August 2017	0.137 m
28 August 2017	0.117 m
4 September 2017	0.118 m
11 September 2017	0.164 m
18 September 2017	0.178 m
25 September 2017	0.157 m
2 October 2017	0.148 m
9 October 2017	0.154 m
16 October 2017	0.157 m
23 October 2017	0.153 m
30 October 2017	0.155 m
6 November 2017	0.171 m
13 November 2017	0.175 m
20 November 2017	0.220 m
27 November 2017	0.222 m
4 December 2017	0.270 m
11 December 2017	0.461 m
18 December 2017	0.315 m
25 December 2017	0.611 m
1 January 2018	1.194 m
8 January 2018	1.127 m
15 January 2018	1.290 m
22 January 2018	1.582 m
29 January 2018	1.217 m
5 February 2018	1.098 m
12 February 2018	1.308 m
19 February 2018	1.181 m
26 February 2018	0.948 m
5 March 2018	1.167 m
12 March 2018	1.204 m
19 March 2018	1.071 m
26 March 2018	1.220 m
2 April 2018	1.402 m
9 April 2018	1.186 m
16 April 2018	0.861 m
23 April 2018	0.767 m
30 April 2018	0.709 m
7 May 2018	0.566 m
14 May 2018	0.502 m
21 May 2018	0.447 m
28 May 2018	0.493 m
4 June 2018	1.006 m
11 June 2018	1.275 m
18 June 2018	0.669 m
25 June 2018	0.415 m
2 July 2018	0.706 m
9 July 2018	0.363 m
16 July 2018	0.329 m
23 July 2018	0.271 m
30 July 2018	0.231 m
6 August 2018	0.224 m
13 August 2018	0.219 m
20 August 2018	0.203 m
27 August 2018	0.202 m
3 September 2018	0.190 m
10 September 2018	0.177 m
17 September 2018	0.153 m
24 September 2018	0.164 m
1 October 2018	0.173 m
8 October 2018	0.212 m
15 October 2018	0.244 m
22 October 2018	0.197 m
29 October 2018	0.281 m
5 November 2018	0.442 m
12 November 2018	0.752 m
19 November 2018	0.523 m
26 November 2018	0.880 m
3 December 2018	1.547 m
10 December 2018	1.063 m
17 December 2018	1.650 m
24 December 2018	1.164 m
31 December 2018	0.858 m
7 January 2019	0.793 m
14 January 2019	0.764 m
21 January 2019	0.781 m
28 January 2019	1.051 m
4 February 2019	1.082 m
11 February 2019	1.179 m
18 February 2019	0.812 m
25 February 2019	0.767 m
4 March 2019	1.040 m
11 March 2019	0.938 m
18 March 2019	0.829 m
25 March 2019	0.725 m
1 April 2019	0.628 m
8 April 2019	0.553 m
15 April 2019	0.460 m
22 April 2019	0.715 m
29 April 2019	0.576 m
6 May 2019	0.584 m
13 May 2019	0.430 m
20 May 2019	0.398 m
27 May 2019	0.347 m
3 June 2019	0.331 m
10 June 2019	0.462 m
17 June 2019	0.351 m
24 June 2019	0.250 m
1 July 2019	0.198 m
8 July 2019	0.154 m
15 July 2019	0.120 m
22 July 2019	0.110 m
29 July 2019	0.100 m
5 August 2019	0.214 m
12 August 2019	0.228 m
19 August 2019	0.199 m
26 August 2019	0.136 m
2 September 2019	0.128 m
9 September 2019	0.136 m
16 September 2019	0.120 m
23 September 2019	0.181 m
30 September 2019	0.292 m
7 October 2019	0.269 m
14 October 2019	0.529 m
21 October 2019	0.574 m
28 October 2019	0.615 m
4 November 2019	1.521 m
11 November 2019	1.148 m
18 November 2019	0.971 m
25 November 2019	1.310 m
2 December 2019	1.114 m
9 December 2019	1.530 m
16 December 2019	1.876 m
23 December 2019	1.678 m
30 December 2019	1.041 m
6 January 2020	1.054 m
13 January 2020	1.266 m
20 January 2020	0.973 m
27 January 2020	1.602 m
3 February 2020	1.583 m
10 February 2020	1.262 m
17 February 2020	1.160 m
24 February 2020	1.216 m
2 March 2020	2.513 m
9 March 2020	1.404 m
16 March 2020	1.078 m
23 March 2020	0.831 m
30 March 2020	0.676 m
6 April 2020	0.596 m
13 April 2020	0.527 m
20 April 2020	0.620 m
27 April 2020	0.672 m
4 May 2020	0.679 m
11 May 2020	0.869 m
18 May 2020	0.475 m
25 May 2020	0.382 m
1 June 2020	0.318 m
8 June 2020	0.372 m
15 June 2020	0.504 m
22 June 2020	0.371 m
29 June 2020	0.315 m
6 July 2020	0.278 m
13 July 2020	0.229 m
20 July 2020	0.269 m
27 July 2020	0.186 m
3 August 2020	0.125 m
10 August 2020	0.158 m
17 August 2020	0.223 m
24 August 2020	0.243 m
31 August 2020	0.166 m
7 September 2020	0.163 m
14 September 2020	0.145 m
21 September 2020	0.241 m
28 September 2020	0.450 m
5 October 2020	0.480 m
12 October 2020	0.357 m
19 October 2020	0.332 m
26 October 2020	0.896 m
2 November 2020	1.079 m
9 November 2020	0.673 m
16 November 2020	0.737 m
23 November 2020	0.579 m
30 November 2020	0.700 m
7 December 2020	1.059 m
14 December 2020	1.154 m
21 December 2020	1.445 m
28 December 2020	1.626 m
4 January 2021	0.992 m
11 January 2021	0.876 m
18 January 2021	1.568 m
25 January 2021	1.691 m
1 February 2021	2.220 m
8 February 2021	1.386 m
15 February 2021	1.233 m
22 February 2021	0.972 m
1 March 2021	0.794 m
8 March 2021	0.833 m
15 March 2021	0.773 m
22 March 2021	0.642 m
29 March 2021	0.570 m
5 April 2021	0.510 m
12 April 2021	0.486 m
19 April 2021	0.435 m
26 April 2021	0.382 m
3 May 2021	0.441 m
10 May 2021	0.422 m
17 May 2021	0.448 m
24 May 2021	0.447 m
31 May 2021	0.397 m
7 June 2021	0.313 m
14 June 2021	0.476 m
21 June 2021	0.603 m
28 June 2021	0.350 m
5 July 2021	0.371 m
12 July 2021	0.312 m
19 July 2021	0.260 m
26 July 2021	0.239 m
2 August 2021	0.255 m
9 August 2021	0.257 m
16 August 2021	0.207 m
23 August 2021	0.198 m
30 August 2021	0.173 m
6 September 2021	0.163 m
13 September 2021	0.151 m
20 September 2021	0.231 m
27 September 2021	0.192 m
4 October 2021	0.396 m
11 October 2021	0.272 m
18 October 2021	0.191 m
25 October 2021	0.296 m
1 November 2021	0.409 m
8 November 2021	0.283 m
15 November 2021	0.310 m
22 November 2021	0.284 m
29 November 2021	0.407 m
6 December 2021	0.822 m
13 December 2021	0.526 m
20 December 2021	0.432 m
27 December 2021	1.298 m
3 January 2022	1.293 m
10 January 2022	1.104 m
17 January 2022	0.818 m
24 January 2022	0.663 m
31 January 2022	0.599 m
7 February 2022	0.563 m
14 February 2022	0.963 m
21 February 2022	0.826 m
28 February 2022	0.660 m
7 March 2022	0.647 m
14 March 2022	0.744 m
21 March 2022	0.573 m
28 March 2022	0.501 m
4 April 2022	0.826 m
11 April 2022	0.710 m
18 April 2022	0.579 m
25 April 2022	0.577 m
2 May 2022	0.429 m
9 May 2022	0.328 m
16 May 2022	0.289 m
23 May 2022	0.361 m
30 May 2022	0.292 m
6 June 2022	0.293 m
13 June 2022	0.208 m
20 June 2022	0.172 m
27 June 2022	0.175 m
4 July 2022	0.165 m
11 July 2022	0.139 m
18 July 2022	0.118 m
25 July 2022	0.102 m
1 August 2022	0.094 m
8 August 2022	0.099 m
15 August 2022	0.095 m
22 August 2022	0.091 m
29 August 2022	0.099 m
5 September 2022	0.099 m
12 September 2022	0.102 m
19 September 2022	0.100 m
26 September 2022	0.105 m
3 October 2022	0.286 m
10 October 2022	0.205 m
17 October 2022	0.418 m
24 October 2022	0.275 m
31 October 2022	0.197 m
7 November 2022	0.267 m
14 November 2022	0.424 m
21 November 2022	0.478 m
28 November 2022	0.537 m
5 December 2022	0.429 m
12 December 2022	0.408 m
19 December 2022	0.877 m
26 December 2022	1.096 m
2 January 2023	1.176 m
9 January 2023	1.462 m
16 January 2023	1.692 m
23 January 2023	0.971 m
30 January 2023	0.777 m
6 February 2023	0.642 m
13 February 2023	0.574 m
20 February 2023	0.837 m
27 February 2023	0.719 m
6 March 2023	1.143 m
13 March 2023	1.350 m
20 March 2023	1.126 m
27 March 2023	1.139 m
3 April 2023	0.938 m
10 April 2023	0.875 m
17 April 2023	0.734 m
24 April 2023	0.681 m
1 May 2023	0.627 m
8 May 2023	0.717 m
15 May 2023	0.510 m
22 May 2023	0.412 m
29 May 2023	0.330 m
5 June 2023	0.324 m
12 June 2023	0.291 m
19 June 2023	0.473 m
26 June 2023	0.266 m
3 July 2023	0.241 m
10 July 2023	0.189 m
17 July 2023	0.150 m
24 July 2023	0.150 m
31 July 2023	0.298 m
7 August 2023	0.224 m
14 August 2023	0.177 m
21 August 2023	0.166 m
28 August 2023	0.228 m
4 September 2023	0.222 m
11 September 2023	0.172 m
18 September 2023	0.484 m
25 September 2023	0.544 m
2 October 2023	0.517 m
9 October 2023	0.481 m
16 October 2023	0.619 m
23 October 2023	1.176 m
30 October 2023	2.014 m
6 November 2023	2.106 m
13 November 2023	1.771 m
20 November 2023	1.349 m
27 November 2023	1.216 m
4 December 2023	1.653 m
11 December 2023	2.300 m
18 December 2023	1.401 m
25 December 2023	1.350 m
1 January 2024	2.543 m
8 January 2024	1.386 m
15 January 2024	1.430 m
22 January 2024	1.617 m
29 January 2024	1.297 m
5 February 2024	1.514 m
12 February 2024	1.419 m
19 February 2024	2.226 m
26 February 2024	2.019 m
4 March 2024	no value
11 March 2024	no value
18 March 2024	1.280 m
25 March 2024	1.438 m
1 April 2024	1.443 m
8 April 2024	1.266 m
15 April 2024	no value
22 April 2024	no value
29 April 2024	1.156 m
6 May 2024	1.327 m
13 May 2024	1.075 m
20 May 2024	1.650 m
27 May 2024	1.135 m
3 June 2024	0.893 m
10 June 2024	0.811 m
17 June 2024	1.306 m
24 June 2024	1.013 m
1 July 2024	0.834 m
8 July 2024	0.764 m
15 July 2024	0.665 m
22 July 2024	0.614 m
29 July 2024	0.577 m
5 August 2024	0.546 m
12 August 2024	0.521 m
19 August 2024	0.625 m
26 August 2024	0.547 m
2 September 2024	0.603 m
9 September 2024	0.628 m
16 September 2024	0.555 m
23 September 2024	1.140 m
30 September 2024	1.187 m
7 October 2024	1.831 m
14 October 2024	1.284 m
21 October 2024	1.248 m
28 October 2024	1.008 m
4 November 2024	0.914 m
11 November 2024	0.873 m
18 November 2024	1.279 m
25 November 2024	1.453 m
2 December 2024	1.447 m
9 December 2024	1.346 m
16 December 2024	1.273 m
23 December 2024	1.272 m
30 December 2024	1.452 m
6 January 2025	2.515 m
13 January 2025	1.493 m
20 January 2025	1.503 m
27 January 2025	2.313 m
3 February 2025	1.483 m
10 February 2025	1.364 m
17 February 2025	1.292 m
24 February 2025	1.707 m
3 March 2025	1.249 m
10 March 2025	1.152 m
17 March 2025	1.081 m
24 March 2025	1.078 m
31 March 2025	0.943 m
7 April 2025	0.848 m
14 April 2025	0.976 m
21 April 2025	1.136 m
28 April 2025	0.856 m
5 May 2025	0.826 m
12 May 2025	0.796 m
19 May 2025	0.681 m
26 May 2025	0.659 m
2 June 2025	0.679 m
9 June 2025	0.630 m
16 June 2025	0.548 m
23 June 2025	0.515 m
30 June 2025	0.476 m
7 July 2025	0.465 m
14 July 2025	0.454 m
21 July 2025	0.492 m
28 July 2025	0.494 m
4 August 2025	0.466 m
11 August 2025	0.445 m
18 August 2025	0.424 m
25 August 2025	0.401 m
1 September 2025	0.594 m
8 September 2025	0.486 m
15 September 2025	0.549 m
22 September 2025	0.527 m
29 September 2025	0.495 m
6 October 2025	0.500 m
13 October 2025	0.474 m
20 October 2025	0.663 m
27 October 2025	0.663 m
3 November 2025	0.621 m
10 November 2025	0.622 m
17 November 2025	0.637 m
24 November 2025	0.888 m
1 December 2025	1.139 m
8 December 2025	1.268 m
15 December 2025	1.108 m
22 December 2025	1.117 m
29 December 2025	0.874 m
5 January 2026	1.246 m
12 January 2026	1.370 m
19 January 2026	1.505 m
26 January 2026	1.744 m
2 February 2026	1.947 m
9 February 2026	3.154 m
16 February 2026	2.502 m
23 February 2026	1.546 m
2 March 2026	1.301 m
9 March 2026	1.446 m
16 March 2026	1.321 m
23 March 2026	1.101 m
30 March 2026	0.983 m
6 April 2026	0.877 m
13 April 2026	0.821 m
20 April 2026	0.735 m
27 April 2026	0.697 m
4 May 2026	0.825 m
11 May 2026	0.789 m
18 May 2026	0.676 m
25 May 2026	0.577 m
1 June 2026	0.542 m
8 June 2026	0.566 m
15 June 2026	0.504 m
22 June 2026	0.458 m
29 June 2026	0.429 m
6 July 2026	0.425 m
13 July 2026	0.416 m
20 July 2026	0.409 m
27 July 2026	0.404 m
3 August 2026	0.400 m
10 August 2026	0.406 m
17 August 2026	0.401 m
24 August 2026	0.416 m
31 August 2026	0.421 m
7 September 2026	0.415 m
14 September 2026	0.430 m
21 September 2026	0.407 m
28 September 2026	0.403 m
5 October 2026	0.399 m
12 October 2026	0.399 m
19 October 2026	0.422 m

The whole record since 2005, weekly averages

Level
Our record

Weekly averages of the Sèvre Nantaise at Tiffauges from 9 November 2005 to 25 October 2026.

Table: The whole record since 2005, weekly averages

Week starting	Weekly average of daily highs (m)
7 November 2005	0.464 m
14 November 2005	no value
21 November 2005	no value
28 November 2005	no value
5 December 2005	no value
12 December 2005	no value
19 December 2005	no value
26 December 2005	no value
2 January 2006	no value
9 January 2006	no value
16 January 2006	no value
23 January 2006	no value
30 January 2006	no value
6 February 2006	no value
13 February 2006	no value
20 February 2006	no value
27 February 2006	no value
6 March 2006	no value
13 March 2006	no value
20 March 2006	no value
27 March 2006	no value
3 April 2006	no value
10 April 2006	no value
17 April 2006	no value
24 April 2006	no value
1 May 2006	no value
8 May 2006	no value
15 May 2006	no value
22 May 2006	no value
29 May 2006	no value
5 June 2006	0.302 m
12 June 2006	0.294 m
19 June 2006	0.272 m
26 June 2006	no value
3 July 2006	no value
10 July 2006	no value
17 July 2006	no value
24 July 2006	no value
31 July 2006	no value
7 August 2006	no value
14 August 2006	no value
21 August 2006	no value
28 August 2006	no value
4 September 2006	no value
11 September 2006	no value
18 September 2006	no value
25 September 2006	no value
2 October 2006	no value
9 October 2006	no value
16 October 2006	no value
23 October 2006	no value
30 October 2006	no value
6 November 2006	no value
13 November 2006	no value
20 November 2006	no value
27 November 2006	no value
4 December 2006	no value
11 December 2006	no value
18 December 2006	no value
25 December 2006	no value
1 January 2007	no value
8 January 2007	no value
15 January 2007	no value
22 January 2007	no value
29 January 2007	no value
5 February 2007	no value
12 February 2007	no value
19 February 2007	no value
26 February 2007	no value
5 March 2007	no value
12 March 2007	no value
19 March 2007	no value
26 March 2007	no value
2 April 2007	no value
9 April 2007	no value
16 April 2007	no value
23 April 2007	no value
30 April 2007	no value
7 May 2007	no value
14 May 2007	no value
21 May 2007	no value
28 May 2007	no value
4 June 2007	no value
11 June 2007	no value
18 June 2007	no value
25 June 2007	no value
2 July 2007	no value
9 July 2007	no value
16 July 2007	no value
23 July 2007	no value
30 July 2007	no value
6 August 2007	no value
13 August 2007	no value
20 August 2007	no value
27 August 2007	no value
3 September 2007	no value
10 September 2007	no value
17 September 2007	no value
24 September 2007	0.290 m
1 October 2007	0.315 m
8 October 2007	0.300 m
15 October 2007	0.305 m
22 October 2007	no value
29 October 2007	no value
5 November 2007	no value
12 November 2007	no value
19 November 2007	0.627 m
26 November 2007	0.410 m
3 December 2007	1.056 m
10 December 2007	0.924 m
17 December 2007	no value
24 December 2007	no value
31 December 2007	no value
7 January 2008	no value
14 January 2008	no value
21 January 2008	no value
28 January 2008	no value
4 February 2008	no value
11 February 2008	no value
18 February 2008	no value
25 February 2008	no value
3 March 2008	no value
10 March 2008	no value
17 March 2008	no value
24 March 2008	no value
31 March 2008	no value
7 April 2008	no value
14 April 2008	no value
21 April 2008	no value
28 April 2008	no value
5 May 2008	no value
12 May 2008	no value
19 May 2008	no value
26 May 2008	no value
2 June 2008	no value
9 June 2008	no value
16 June 2008	no value
23 June 2008	no value
30 June 2008	no value
7 July 2008	no value
14 July 2008	0.280 m
21 July 2008	0.260 m
28 July 2008	0.301 m
4 August 2008	0.288 m
11 August 2008	0.272 m
18 August 2008	0.263 m
25 August 2008	0.251 m
1 September 2008	0.293 m
8 September 2008	0.299 m
15 September 2008	0.255 m
22 September 2008	0.256 m
29 September 2008	0.254 m
6 October 2008	0.318 m
13 October 2008	0.339 m
20 October 2008	0.283 m
27 October 2008	0.727 m
3 November 2008	no value
10 November 2008	no value
17 November 2008	no value
24 November 2008	no value
1 December 2008	no value
8 December 2008	no value
15 December 2008	no value
22 December 2008	no value
29 December 2008	0.752 m
5 January 2009	0.729 m
12 January 2009	0.715 m
19 January 2009	1.567 m
26 January 2009	1.341 m
2 February 2009	1.025 m
9 February 2009	1.029 m
16 February 2009	0.781 m
23 February 2009	0.764 m
2 March 2009	0.892 m
9 March 2009	0.769 m
16 March 2009	0.716 m
23 March 2009	0.700 m
30 March 2009	0.665 m
6 April 2009	0.736 m
13 April 2009	0.758 m
20 April 2009	0.720 m
27 April 2009	0.734 m
4 May 2009	0.594 m
11 May 2009	0.564 m
18 May 2009	0.489 m
25 May 2009	0.413 m
1 June 2009	0.338 m
8 June 2009	0.465 m
15 June 2009	0.310 m
22 June 2009	0.244 m
29 June 2009	0.195 m
6 July 2009	0.160 m
13 July 2009	0.186 m
20 July 2009	0.245 m
27 July 2009	0.235 m
3 August 2009	0.224 m
10 August 2009	0.219 m
17 August 2009	0.209 m
24 August 2009	0.207 m
31 August 2009	0.210 m
7 September 2009	0.232 m
14 September 2009	0.224 m
21 September 2009	0.240 m
28 September 2009	0.230 m
5 October 2009	0.242 m
12 October 2009	0.248 m
19 October 2009	0.258 m
26 October 2009	0.271 m
2 November 2009	0.522 m
9 November 2009	0.356 m
16 November 2009	0.599 m
23 November 2009	1.070 m
30 November 2009	1.344 m
7 December 2009	1.248 m
14 December 2009	0.896 m
21 December 2009	1.301 m
28 December 2009	1.722 m
4 January 2010	0.987 m
11 January 2010	1.114 m
18 January 2010	1.107 m
25 January 2010	0.974 m
1 February 2010	1.029 m
8 February 2010	0.931 m
15 February 2010	0.756 m
22 February 2010	1.162 m
1 March 2010	1.105 m
8 March 2010	0.790 m
15 March 2010	0.814 m
22 March 2010	1.021 m
29 March 2010	1.252 m
5 April 2010	1.041 m
12 April 2010	0.809 m
19 April 2010	0.769 m
26 April 2010	0.682 m
3 May 2010	0.484 m
10 May 2010	0.570 m
17 May 2010	0.415 m
24 May 2010	0.363 m
31 May 2010	0.402 m
7 June 2010	0.383 m
14 June 2010	0.379 m
21 June 2010	0.290 m
28 June 2010	0.272 m
5 July 2010	0.247 m
12 July 2010	0.246 m
19 July 2010	0.231 m
26 July 2010	0.227 m
2 August 2010	0.218 m
9 August 2010	0.219 m
16 August 2010	0.220 m
23 August 2010	0.263 m
30 August 2010	0.212 m
6 September 2010	0.242 m
13 September 2010	0.224 m
20 September 2010	0.231 m
27 September 2010	0.239 m
4 October 2010	0.413 m
11 October 2010	0.242 m
18 October 2010	0.241 m
25 October 2010	0.249 m
1 November 2010	0.278 m
8 November 2010	0.723 m
15 November 2010	0.660 m
22 November 2010	0.587 m
29 November 2010	0.429 m
6 December 2010	1.087 m
13 December 2010	0.828 m
20 December 2010	1.375 m
27 December 2010	0.915 m
3 January 2011	1.192 m
10 January 2011	1.217 m
17 January 2011	0.887 m
24 January 2011	0.949 m
31 January 2011	0.802 m
7 February 2011	0.767 m
14 February 2011	0.798 m
21 February 2011	0.850 m
28 February 2011	0.870 m
7 March 2011	0.706 m
14 March 2011	0.658 m
21 March 2011	0.656 m
28 March 2011	0.744 m
4 April 2011	0.618 m
11 April 2011	0.411 m
18 April 2011	0.367 m
25 April 2011	0.368 m
2 May 2011	0.363 m
9 May 2011	0.295 m
16 May 2011	0.268 m
23 May 2011	0.250 m
30 May 2011	0.259 m
6 June 2011	0.269 m
13 June 2011	0.244 m
20 June 2011	0.247 m
27 June 2011	0.239 m
4 July 2011	0.224 m
11 July 2011	0.230 m
18 July 2011	0.338 m
25 July 2011	0.251 m
1 August 2011	0.236 m
8 August 2011	0.241 m
15 August 2011	0.236 m
22 August 2011	0.302 m
29 August 2011	0.229 m
5 September 2011	0.226 m
12 September 2011	0.257 m
19 September 2011	0.235 m
26 September 2011	0.231 m
3 October 2011	0.234 m
10 October 2011	0.231 m
17 October 2011	0.237 m
24 October 2011	0.280 m
31 October 2011	0.337 m
7 November 2011	0.304 m
14 November 2011	0.315 m
21 November 2011	0.270 m
28 November 2011	0.350 m
5 December 2011	0.570 m
12 December 2011	1.821 m
19 December 2011	1.145 m
26 December 2011	0.982 m
2 January 2012	1.628 m
9 January 2012	0.952 m
16 January 2012	0.835 m
23 January 2012	0.825 m
30 January 2012	0.774 m
6 February 2012	0.740 m
13 February 2012	0.722 m
20 February 2012	0.752 m
27 February 2012	0.677 m
5 March 2012	0.743 m
12 March 2012	0.675 m
19 March 2012	0.697 m
26 March 2012	0.535 m
2 April 2012	0.387 m
9 April 2012	0.488 m
16 April 2012	0.583 m
23 April 2012	1.183 m
30 April 2012	1.351 m
7 May 2012	1.095 m
14 May 2012	0.983 m
21 May 2012	0.962 m
28 May 2012	0.901 m
4 June 2012	0.607 m
11 June 2012	0.618 m
18 June 2012	0.552 m
25 June 2012	0.394 m
2 July 2012	0.336 m
9 July 2012	0.515 m
16 July 2012	0.404 m
23 July 2012	0.307 m
30 July 2012	0.294 m
6 August 2012	0.267 m
13 August 2012	0.241 m
20 August 2012	0.234 m
27 August 2012	0.234 m
3 September 2012	0.233 m
10 September 2012	0.221 m
17 September 2012	0.235 m
24 September 2012	0.302 m
1 October 2012	0.275 m
8 October 2012	0.710 m
15 October 2012	1.941 m
22 October 2012	1.387 m
29 October 2012	1.111 m
5 November 2012	1.243 m
12 November 2012	0.901 m
19 November 2012	0.866 m
26 November 2012	0.677 m
3 December 2012	1.072 m
10 December 2012	1.451 m
17 December 2012	1.785 m
24 December 2012	1.632 m
31 December 2012	1.223 m
7 January 2013	1.016 m
14 January 2013	1.091 m
21 January 2013	1.415 m
28 January 2013	1.964 m
4 February 2013	1.488 m
11 February 2013	1.691 m
18 February 2013	1.010 m
25 February 2013	0.876 m
4 March 2013	1.033 m
11 March 2013	1.130 m
18 March 2013	1.209 m
25 March 2013	0.984 m
1 April 2013	0.875 m
8 April 2013	1.716 m
15 April 2013	1.057 m
22 April 2013	0.797 m
29 April 2013	0.781 m
6 May 2013	0.633 m
13 May 2013	0.742 m
20 May 2013	1.007 m
27 May 2013	0.804 m
3 June 2013	0.766 m
10 June 2013	0.696 m
17 June 2013	1.026 m
24 June 2013	0.752 m
1 July 2013	0.637 m
8 July 2013	0.378 m
15 July 2013	0.320 m
22 July 2013	0.388 m
29 July 2013	0.298 m
5 August 2013	0.244 m
12 August 2013	0.225 m
19 August 2013	0.203 m
26 August 2013	0.207 m
2 September 2013	0.167 m
9 September 2013	0.250 m
16 September 2013	0.327 m
23 September 2013	0.242 m
30 September 2013	0.346 m
7 October 2013	0.284 m
14 October 2013	0.479 m
21 October 2013	0.307 m
28 October 2013	0.746 m
4 November 2013	1.346 m
11 November 2013	1.222 m
18 November 2013	0.899 m
25 November 2013	0.710 m
2 December 2013	0.572 m
9 December 2013	0.524 m
16 December 2013	0.641 m
23 December 2013	2.021 m
30 December 2013	1.801 m
6 January 2014	1.318 m
13 January 2014	1.633 m
20 January 2014	1.438 m
27 January 2014	2.000 m
3 February 2014	1.687 m
10 February 2014	2.254 m
17 February 2014	1.428 m
24 February 2014	1.486 m
3 March 2014	1.353 m
10 March 2014	0.931 m
17 March 2014	0.787 m
24 March 2014	0.892 m
31 March 2014	0.814 m
7 April 2014	0.699 m
14 April 2014	0.559 m
21 April 2014	0.565 m
28 April 2014	0.854 m
5 May 2014	0.715 m
12 May 2014	0.635 m
19 May 2014	1.015 m
26 May 2014	0.880 m
2 June 2014	0.641 m
9 June 2014	0.441 m
16 June 2014	0.348 m
23 June 2014	0.372 m
30 June 2014	0.494 m
7 July 2014	0.527 m
14 July 2014	0.441 m
21 July 2014	0.433 m
28 July 2014	0.319 m
4 August 2014	0.633 m
11 August 2014	0.795 m
18 August 2014	0.444 m
25 August 2014	0.485 m
1 September 2014	0.350 m
8 September 2014	0.327 m
15 September 2014	0.287 m
22 September 2014	0.268 m
29 September 2014	0.279 m
6 October 2014	0.524 m
13 October 2014	0.537 m
20 October 2014	0.371 m
27 October 2014	0.343 m
3 November 2014	0.908 m
10 November 2014	0.807 m
17 November 2014	0.811 m
24 November 2014	0.792 m
1 December 2014	0.733 m
8 December 2014	0.799 m
15 December 2014	0.866 m
22 December 2014	0.801 m
29 December 2014	0.760 m
5 January 2015	0.893 m
12 January 2015	1.323 m
19 January 2015	1.019 m
26 January 2015	1.115 m
2 February 2015	0.879 m
9 February 2015	0.868 m
16 February 2015	1.162 m
23 February 2015	1.284 m
2 March 2015	1.046 m
9 March 2015	0.808 m
16 March 2015	0.794 m
23 March 2015	0.856 m
30 March 2015	0.859 m
6 April 2015	0.760 m
13 April 2015	0.745 m
20 April 2015	0.712 m
27 April 2015	1.064 m
4 May 2015	1.183 m
11 May 2015	0.772 m
18 May 2015	0.651 m
25 May 2015	0.607 m
1 June 2015	0.442 m
8 June 2015	0.413 m
15 June 2015	0.620 m
22 June 2015	0.320 m
29 June 2015	0.298 m
6 July 2015	0.209 m
13 July 2015	0.196 m
20 July 2015	0.178 m
27 July 2015	0.211 m
3 August 2015	0.152 m
10 August 2015	0.278 m
17 August 2015	0.222 m
24 August 2015	0.429 m
31 August 2015	0.252 m
7 September 2015	0.240 m
14 September 2015	0.791 m
21 September 2015	0.412 m
28 September 2015	0.323 m
5 October 2015	0.601 m
12 October 2015	0.366 m
19 October 2015	0.349 m
26 October 2015	0.407 m
2 November 2015	0.526 m
9 November 2015	0.410 m
16 November 2015	0.840 m
23 November 2015	0.809 m
30 November 2015	0.763 m
7 December 2015	0.707 m
14 December 2015	0.696 m
21 December 2015	0.636 m
28 December 2015	0.725 m
4 January 2016	1.616 m
11 January 2016	1.742 m
18 January 2016	1.017 m
25 January 2016	1.236 m
1 February 2016	1.394 m
8 February 2016	1.906 m
15 February 2016	1.342 m
22 February 2016	1.431 m
29 February 2016	1.225 m
7 March 2016	1.274 m
14 March 2016	0.936 m
21 March 2016	0.827 m
28 March 2016	1.276 m
4 April 2016	0.931 m
11 April 2016	0.849 m
18 April 2016	0.773 m
25 April 2016	0.743 m
2 May 2016	0.742 m
9 May 2016	0.781 m
16 May 2016	0.726 m
23 May 2016	0.747 m
30 May 2016	0.995 m
6 June 2016	0.652 m
13 June 2016	0.751 m
20 June 2016	0.588 m
27 June 2016	0.443 m
4 July 2016	0.393 m
11 July 2016	0.322 m
18 July 2016	0.264 m
25 July 2016	0.238 m
1 August 2016	0.224 m
8 August 2016	0.219 m
15 August 2016	0.185 m
22 August 2016	0.166 m
29 August 2016	0.154 m
5 September 2016	0.153 m
12 September 2016	0.192 m
19 September 2016	0.209 m
26 September 2016	0.208 m
3 October 2016	0.223 m
10 October 2016	0.207 m
17 October 2016	0.200 m
24 October 2016	0.241 m
31 October 2016	0.203 m
7 November 2016	0.304 m
14 November 2016	0.329 m
21 November 2016	0.435 m
28 November 2016	0.311 m
5 December 2016	0.285 m
12 December 2016	0.280 m
19 December 2016	0.322 m
26 December 2016	0.337 m
2 January 2017	0.289 m
9 January 2017	0.369 m
16 January 2017	0.399 m
23 January 2017	0.325 m
30 January 2017	0.548 m
6 February 2017	0.727 m
13 February 2017	0.521 m
20 February 2017	0.438 m
27 February 2017	1.110 m
6 March 2017	1.222 m
13 March 2017	1.005 m
20 March 2017	0.947 m
27 March 2017	0.722 m
3 April 2017	0.559 m
10 April 2017	0.462 m
17 April 2017	0.410 m
24 April 2017	0.380 m
1 May 2017	0.406 m
8 May 2017	0.376 m
15 May 2017	0.363 m
22 May 2017	0.317 m
29 May 2017	0.277 m
5 June 2017	0.296 m
12 June 2017	0.222 m
19 June 2017	0.164 m
26 June 2017	0.162 m
3 July 2017	0.214 m
10 July 2017	0.195 m
17 July 2017	0.143 m
24 July 2017	0.138 m
31 July 2017	0.144 m
7 August 2017	0.139 m
14 August 2017	0.127 m
21 August 2017	0.137 m
28 August 2017	0.117 m
4 September 2017	0.118 m
11 September 2017	0.164 m
18 September 2017	0.178 m
25 September 2017	0.157 m
2 October 2017	0.148 m
9 October 2017	0.154 m
16 October 2017	0.157 m
23 October 2017	0.153 m
30 October 2017	0.155 m
6 November 2017	0.171 m
13 November 2017	0.175 m
20 November 2017	0.220 m
27 November 2017	0.222 m
4 December 2017	0.270 m
11 December 2017	0.461 m
18 December 2017	0.315 m
25 December 2017	0.611 m
1 January 2018	1.194 m
8 January 2018	1.127 m
15 January 2018	1.290 m
22 January 2018	1.582 m
29 January 2018	1.217 m
5 February 2018	1.098 m
12 February 2018	1.308 m
19 February 2018	1.181 m
26 February 2018	0.948 m
5 March 2018	1.167 m
12 March 2018	1.204 m
19 March 2018	1.071 m
26 March 2018	1.220 m
2 April 2018	1.402 m
9 April 2018	1.186 m
16 April 2018	0.861 m
23 April 2018	0.767 m
30 April 2018	0.709 m
7 May 2018	0.566 m
14 May 2018	0.502 m
21 May 2018	0.447 m
28 May 2018	0.493 m
4 June 2018	1.006 m
11 June 2018	1.275 m
18 June 2018	0.669 m
25 June 2018	0.415 m
2 July 2018	0.706 m
9 July 2018	0.363 m
16 July 2018	0.329 m
23 July 2018	0.271 m
30 July 2018	0.231 m
6 August 2018	0.224 m
13 August 2018	0.219 m
20 August 2018	0.203 m
27 August 2018	0.202 m
3 September 2018	0.190 m
10 September 2018	0.177 m
17 September 2018	0.153 m
24 September 2018	0.164 m
1 October 2018	0.173 m
8 October 2018	0.212 m
15 October 2018	0.244 m
22 October 2018	0.197 m
29 October 2018	0.281 m
5 November 2018	0.442 m
12 November 2018	0.752 m
19 November 2018	0.523 m
26 November 2018	0.880 m
3 December 2018	1.547 m
10 December 2018	1.063 m
17 December 2018	1.650 m
24 December 2018	1.164 m
31 December 2018	0.858 m
7 January 2019	0.793 m
14 January 2019	0.764 m
21 January 2019	0.781 m
28 January 2019	1.051 m
4 February 2019	1.082 m
11 February 2019	1.179 m
18 February 2019	0.812 m
25 February 2019	0.767 m
4 March 2019	1.040 m
11 March 2019	0.938 m
18 March 2019	0.829 m
25 March 2019	0.725 m
1 April 2019	0.628 m
8 April 2019	0.553 m
15 April 2019	0.460 m
22 April 2019	0.715 m
29 April 2019	0.576 m
6 May 2019	0.584 m
13 May 2019	0.430 m
20 May 2019	0.398 m
27 May 2019	0.347 m
3 June 2019	0.331 m
10 June 2019	0.462 m
17 June 2019	0.351 m
24 June 2019	0.250 m
1 July 2019	0.198 m
8 July 2019	0.154 m
15 July 2019	0.120 m
22 July 2019	0.110 m
29 July 2019	0.100 m
5 August 2019	0.214 m
12 August 2019	0.228 m
19 August 2019	0.199 m
26 August 2019	0.136 m
2 September 2019	0.128 m
9 September 2019	0.136 m
16 September 2019	0.120 m
23 September 2019	0.181 m
30 September 2019	0.292 m
7 October 2019	0.269 m
14 October 2019	0.529 m
21 October 2019	0.574 m
28 October 2019	0.615 m
4 November 2019	1.521 m
11 November 2019	1.148 m
18 November 2019	0.971 m
25 November 2019	1.310 m
2 December 2019	1.114 m
9 December 2019	1.530 m
16 December 2019	1.876 m
23 December 2019	1.678 m
30 December 2019	1.041 m
6 January 2020	1.054 m
13 January 2020	1.266 m
20 January 2020	0.973 m
27 January 2020	1.602 m
3 February 2020	1.583 m
10 February 2020	1.262 m
17 February 2020	1.160 m
24 February 2020	1.216 m
2 March 2020	2.513 m
9 March 2020	1.404 m
16 March 2020	1.078 m
23 March 2020	0.831 m
30 March 2020	0.676 m
6 April 2020	0.596 m
13 April 2020	0.527 m
20 April 2020	0.620 m
27 April 2020	0.672 m
4 May 2020	0.679 m
11 May 2020	0.869 m
18 May 2020	0.475 m
25 May 2020	0.382 m
1 June 2020	0.318 m
8 June 2020	0.372 m
15 June 2020	0.504 m
22 June 2020	0.371 m
29 June 2020	0.315 m
6 July 2020	0.278 m
13 July 2020	0.229 m
20 July 2020	0.269 m
27 July 2020	0.186 m
3 August 2020	0.125 m
10 August 2020	0.158 m
17 August 2020	0.223 m
24 August 2020	0.243 m
31 August 2020	0.166 m
7 September 2020	0.163 m
14 September 2020	0.145 m
21 September 2020	0.241 m
28 September 2020	0.450 m
5 October 2020	0.480 m
12 October 2020	0.357 m
19 October 2020	0.332 m
26 October 2020	0.896 m
2 November 2020	1.079 m
9 November 2020	0.673 m
16 November 2020	0.737 m
23 November 2020	0.579 m
30 November 2020	0.700 m
7 December 2020	1.059 m
14 December 2020	1.154 m
21 December 2020	1.445 m
28 December 2020	1.626 m
4 January 2021	0.992 m
11 January 2021	0.876 m
18 January 2021	1.568 m
25 January 2021	1.691 m
1 February 2021	2.220 m
8 February 2021	1.386 m
15 February 2021	1.233 m
22 February 2021	0.972 m
1 March 2021	0.794 m
8 March 2021	0.833 m
15 March 2021	0.773 m
22 March 2021	0.642 m
29 March 2021	0.570 m
5 April 2021	0.510 m
12 April 2021	0.486 m
19 April 2021	0.435 m
26 April 2021	0.382 m
3 May 2021	0.441 m
10 May 2021	0.422 m
17 May 2021	0.448 m
24 May 2021	0.447 m
31 May 2021	0.397 m
7 June 2021	0.313 m
14 June 2021	0.476 m
21 June 2021	0.603 m
28 June 2021	0.350 m
5 July 2021	0.371 m
12 July 2021	0.312 m
19 July 2021	0.260 m
26 July 2021	0.239 m
2 August 2021	0.255 m
9 August 2021	0.257 m
16 August 2021	0.207 m
23 August 2021	0.198 m
30 August 2021	0.173 m
6 September 2021	0.163 m
13 September 2021	0.151 m
20 September 2021	0.231 m
27 September 2021	0.192 m
4 October 2021	0.396 m
11 October 2021	0.272 m
18 October 2021	0.191 m
25 October 2021	0.296 m
1 November 2021	0.409 m
8 November 2021	0.283 m
15 November 2021	0.310 m
22 November 2021	0.284 m
29 November 2021	0.407 m
6 December 2021	0.822 m
13 December 2021	0.526 m
20 December 2021	0.432 m
27 December 2021	1.298 m
3 January 2022	1.293 m
10 January 2022	1.104 m
17 January 2022	0.818 m
24 January 2022	0.663 m
31 January 2022	0.599 m
7 February 2022	0.563 m
14 February 2022	0.963 m
21 February 2022	0.826 m
28 February 2022	0.660 m
7 March 2022	0.647 m
14 March 2022	0.744 m
21 March 2022	0.573 m
28 March 2022	0.501 m
4 April 2022	0.826 m
11 April 2022	0.710 m
18 April 2022	0.579 m
25 April 2022	0.577 m
2 May 2022	0.429 m
9 May 2022	0.328 m
16 May 2022	0.289 m
23 May 2022	0.361 m
30 May 2022	0.292 m
6 June 2022	0.293 m
13 June 2022	0.208 m
20 June 2022	0.172 m
27 June 2022	0.175 m
4 July 2022	0.165 m
11 July 2022	0.139 m
18 July 2022	0.118 m
25 July 2022	0.102 m
1 August 2022	0.094 m
8 August 2022	0.099 m
15 August 2022	0.095 m
22 August 2022	0.091 m
29 August 2022	0.099 m
5 September 2022	0.099 m
12 September 2022	0.102 m
19 September 2022	0.100 m
26 September 2022	0.105 m
3 October 2022	0.286 m
10 October 2022	0.205 m
17 October 2022	0.418 m
24 October 2022	0.275 m
31 October 2022	0.197 m
7 November 2022	0.267 m
14 November 2022	0.424 m
21 November 2022	0.478 m
28 November 2022	0.537 m
5 December 2022	0.429 m
12 December 2022	0.408 m
19 December 2022	0.877 m
26 December 2022	1.096 m
2 January 2023	1.176 m
9 January 2023	1.462 m
16 January 2023	1.692 m
23 January 2023	0.971 m
30 January 2023	0.777 m
6 February 2023	0.642 m
13 February 2023	0.574 m
20 February 2023	0.837 m
27 February 2023	0.719 m
6 March 2023	1.143 m
13 March 2023	1.350 m
20 March 2023	1.126 m
27 March 2023	1.139 m
3 April 2023	0.938 m
10 April 2023	0.875 m
17 April 2023	0.734 m
24 April 2023	0.681 m
1 May 2023	0.627 m
8 May 2023	0.717 m
15 May 2023	0.510 m
22 May 2023	0.412 m
29 May 2023	0.330 m
5 June 2023	0.324 m
12 June 2023	0.291 m
19 June 2023	0.473 m
26 June 2023	0.266 m
3 July 2023	0.241 m
10 July 2023	0.189 m
17 July 2023	0.150 m
24 July 2023	0.150 m
31 July 2023	0.298 m
7 August 2023	0.224 m
14 August 2023	0.177 m
21 August 2023	0.166 m
28 August 2023	0.228 m
4 September 2023	0.222 m
11 September 2023	0.172 m
18 September 2023	0.484 m
25 September 2023	0.544 m
2 October 2023	0.517 m
9 October 2023	0.481 m
16 October 2023	0.619 m
23 October 2023	1.176 m
30 October 2023	2.014 m
6 November 2023	2.106 m
13 November 2023	1.771 m
20 November 2023	1.349 m
27 November 2023	1.216 m
4 December 2023	1.653 m
11 December 2023	2.300 m
18 December 2023	1.401 m
25 December 2023	1.350 m
1 January 2024	2.543 m
8 January 2024	1.386 m
15 January 2024	1.430 m
22 January 2024	1.617 m
29 January 2024	1.297 m
5 February 2024	1.514 m
12 February 2024	1.419 m
19 February 2024	2.226 m
26 February 2024	2.019 m
4 March 2024	no value
11 March 2024	no value
18 March 2024	1.280 m
25 March 2024	1.438 m
1 April 2024	1.443 m
8 April 2024	1.266 m
15 April 2024	no value
22 April 2024	no value
29 April 2024	1.156 m
6 May 2024	1.327 m
13 May 2024	1.075 m
20 May 2024	1.650 m
27 May 2024	1.135 m
3 June 2024	0.893 m
10 June 2024	0.811 m
17 June 2024	1.306 m
24 June 2024	1.013 m
1 July 2024	0.834 m
8 July 2024	0.764 m
15 July 2024	0.665 m
22 July 2024	0.614 m
29 July 2024	0.577 m
5 August 2024	0.546 m
12 August 2024	0.521 m
19 August 2024	0.625 m
26 August 2024	0.547 m
2 September 2024	0.603 m
9 September 2024	0.628 m
16 September 2024	0.555 m
23 September 2024	1.140 m
30 September 2024	1.187 m
7 October 2024	1.831 m
14 October 2024	1.284 m
21 October 2024	1.248 m
28 October 2024	1.008 m
4 November 2024	0.914 m
11 November 2024	0.873 m
18 November 2024	1.279 m
25 November 2024	1.453 m
2 December 2024	1.447 m
9 December 2024	1.346 m
16 December 2024	1.273 m
23 December 2024	1.272 m
30 December 2024	1.452 m
6 January 2025	2.515 m
13 January 2025	1.493 m
20 January 2025	1.503 m
27 January 2025	2.313 m
3 February 2025	1.483 m
10 February 2025	1.364 m
17 February 2025	1.292 m
24 February 2025	1.707 m
3 March 2025	1.249 m
10 March 2025	1.152 m
17 March 2025	1.081 m
24 March 2025	1.078 m
31 March 2025	0.943 m
7 April 2025	0.848 m
14 April 2025	0.976 m
21 April 2025	1.136 m
28 April 2025	0.856 m
5 May 2025	0.826 m
12 May 2025	0.796 m
19 May 2025	0.681 m
26 May 2025	0.659 m
2 June 2025	0.679 m
9 June 2025	0.630 m
16 June 2025	0.548 m
23 June 2025	0.515 m
30 June 2025	0.476 m
7 July 2025	0.465 m
14 July 2025	0.454 m
21 July 2025	0.492 m
28 July 2025	0.494 m
4 August 2025	0.466 m
11 August 2025	0.445 m
18 August 2025	0.424 m
25 August 2025	0.401 m
1 September 2025	0.594 m
8 September 2025	0.486 m
15 September 2025	0.549 m
22 September 2025	0.527 m
29 September 2025	0.495 m
6 October 2025	0.500 m
13 October 2025	0.474 m
20 October 2025	0.663 m
27 October 2025	0.663 m
3 November 2025	0.621 m
10 November 2025	0.622 m
17 November 2025	0.637 m
24 November 2025	0.888 m
1 December 2025	1.139 m
8 December 2025	1.268 m
15 December 2025	1.108 m
22 December 2025	1.117 m
29 December 2025	0.874 m
5 January 2026	1.246 m
12 January 2026	1.370 m
19 January 2026	1.505 m
26 January 2026	1.744 m
2 February 2026	1.947 m
9 February 2026	3.154 m
16 February 2026	2.502 m
23 February 2026	1.546 m
2 March 2026	1.301 m
9 March 2026	1.446 m
16 March 2026	1.321 m
23 March 2026	1.101 m
30 March 2026	0.983 m
6 April 2026	0.877 m
13 April 2026	0.821 m
20 April 2026	0.735 m
27 April 2026	0.697 m
4 May 2026	0.825 m
11 May 2026	0.789 m
18 May 2026	0.676 m
25 May 2026	0.577 m
1 June 2026	0.542 m
8 June 2026	0.566 m
15 June 2026	0.504 m
22 June 2026	0.458 m
29 June 2026	0.429 m
6 July 2026	0.425 m
13 July 2026	0.416 m
20 July 2026	0.409 m
27 July 2026	0.404 m
3 August 2026	0.400 m
10 August 2026	0.406 m
17 August 2026	0.401 m
24 August 2026	0.416 m
31 August 2026	0.421 m
7 September 2026	0.415 m
14 September 2026	0.430 m
21 September 2026	0.407 m
28 September 2026	0.403 m
5 October 2026	0.399 m
12 October 2026	0.399 m
19 October 2026	0.422 m

How this compares

The daily high on 25 October 2026 was 0.455 m, the sixth highest for 25 October in 19 years of record (2008 to 2026). The newest value is provisional.
That is 0.14 m above the median of 0.32 m for 25 October over the last 10 years. The newest value is provisional.

Same date in past years

25 October in the last 10 years

Day	Level	Against the normal range for the date
25 October 2025	0.814 m
25 October 2024	1.119 m
25 October 2023	0.619 m
25 October 2022	0.224 m
25 October 2021	0.197 m
25 October 2020	0.529 m
25 October 2019	0.421 m
25 October 2018	0.179 m
25 October 2017	0.156 m
25 October 2016	0.177 m

Year by year

Lowest and highestAcross the year

The lowest and highest daily high of each year

Each year, lowest to highest
The year so far
Lowest in our series
Highest in our series

The lowest and highest daily high of the Sèvre Nantaise at Tiffauges in each year from 2009 to 2025 with a value on at least 300 days, and in 2026 so far. The lowest daily high in our series since 9 November 2005 was 0.091 m, on 18 August 2022 and 6 other days. The highest was 3.777 m, on 3 January 2024.

Table: The lowest and highest daily high of each year

Year	Lowest daily high (m)	Day	Highest daily high (m)	Day	Days with a value
2009provisional	0.143 m	9 July	2.264 m	24 January	365
2010provisional	0.206 m	3 September	1.64 m	1 January	365
2011provisional	0.217 m	6 September	3.158 m	17 December	365
2012provisional	0.217 m	14 September	2.828 m	19 October	366
2013provisional	0.145 m	3 September	2.557 m	26 December	365
2014provisional	0.257 m	29 September	3.458 m	14 February	365
2015provisional	0.146 m	4 August	1.642 m	3 May	365
2016provisional	0.15 m	12 September	2.497 m	11 January	366
2017	0.111 m	2 September	1.431 m	7 March	365
2018	0.143 m	22 September	2.44 m	22 December	365
2019	0.092 m	29 July	2.319 m	21 December	365
2020	0.118 m	11 August	3.205 m	6 March	366
2021	0.123 m	1 October	3.032 m	2 February	365
2022	0.091 m	18 August	1.486 m	5 January	365
2023	0.137 m	20 July	3.005 m	11 December	365
2024	0.503 m	13 August	3.777 m	3 January	344
2025provisional	0.396 m	28 August	3.644 m	10 January	365
2026so far, provisional	0.39 m	10 October	3.742 m	12 February	298

Each year from January to December, weekly averages of daily highs

The year so far
2025, the year before
Year of the lowest day in our series
Year of the highest day in our series
Other years
Normal range for the week

The weekly averages of daily highs of the Sèvre Nantaise at Tiffauges in each year from 2009 to 2025 with a value in at least 26 weeks, and in 2026 so far, on one axis from January to December, with the normal range for each week. The lowest daily high in our series since 9 November 2005 was in 2022, the highest in 2024. Each week is 7 days counted from 1 January (in a leap year, the weeks after 29 February start a day earlier), the last to 31 December.

Table: Each year from January to December, weekly averages of daily highs

Week	2026 so far Weekly average of daily highs (m)	2022, lowest day Weekly average of daily highs (m)	2024, highest day Weekly average of daily highs (m)	Normal range (m)
1 Jan to 7 Jan	0.847 m	1.234 m	2.543 m	0.718 m to 1.907 m
8 Jan to 14 Jan	1.480 m	1.207 m	1.386 m	0.738 m to 1.816 m
15 Jan to 21 Jan	1.369 m	0.862 m	1.430 m	0.749 m to 1.683 m
22 Jan to 28 Jan	1.681 m	0.703 m	1.617 m	0.747 m to 1.790 m
29 Jan to 4 Feb	1.682 m	0.607 m	1.297 m	0.668 m to 1.923 m
5 Feb to 11 Feb	2.490 m	0.580 m	1.514 m	0.606 m to 1.896 m
12 Feb to 18 Feb	3.020 m	0.818 m	1.419 m	0.589 m to 1.661 m
19 Feb to 25 Feb	2.097 m	0.916 m	2.226 m	0.626 m to 1.486 m
26 Feb to 4 Mar	1.410 m	0.687 m	2.019 m	0.693 m to 1.697 m
5 Mar to 11 Mar	1.256 m	0.617 m	no value	0.691 m to 1.430 m
12 Mar to 18 Mar	1.546 m	0.783 m	no value	0.681 m to 1.302 m
19 Mar to 25 Mar	1.158 m	0.566 m	1.280 m	0.626 m to 1.215 m
26 Mar to 1 Apr	1.061 m	0.534 m	1.438 m	0.550 m to 1.298 m
2 Apr to 8 Apr	0.945 m	0.626 m	1.443 m	0.492 m to 1.368 m
9 Apr to 15 Apr	0.848 m	0.883 m	1.266 m	0.443 m to 1.186 m
16 Apr to 22 Apr	0.785 m	0.559 m	no value	0.417 m to 0.928 m
23 Apr to 29 Apr	0.708 m	0.638 m	no value	0.382 m to 0.953 m
30 Apr to 6 May	0.741 m	0.440 m	1.156 m	0.375 m to 1.137 m
7 May to 13 May	0.866 m	0.368 m	1.327 m	0.366 m to 1.048 m
14 May to 20 May	0.705 m	0.295 m	1.075 m	0.319 m to 1.053 m
21 May to 27 May	0.640 m	0.344 m	1.650 m	0.308 m to 1.091 m
28 May to 3 Jun	0.545 m	0.309 m	1.135 m	0.276 m to 0.931 m
4 Jun to 10 Jun	0.569 m	0.286 m	0.893 m	0.261 m to 0.882 m
11 Jun to 17 Jun	0.531 m	0.236 m	0.811 m	0.245 m to 0.848 m
18 Jun to 24 Jun	0.482 m	0.179 m	1.306 m	0.211 m to 0.815 m
25 Jun to 1 Jul	0.439 m	0.169 m	1.013 m	0.186 m to 0.750 m
2 Jul to 8 Jul	0.427 m	0.174 m	0.834 m	0.166 m to 0.676 m
9 Jul to 15 Jul	0.422 m	0.145 m	0.764 m	0.154 m to 0.558 m
16 Jul to 22 Jul	0.413 m	0.124 m	0.665 m	0.133 m to 0.517 m
23 Jul to 29 Jul	0.406 m	0.106 m	0.614 m	0.116 m to 0.498 m
30 Jul to 5 Aug	0.401 m	0.096 m	0.577 m	0.124 m to 0.484 m
6 Aug to 12 Aug	0.404 m	0.097 m	0.546 m	0.126 m to 0.483 m
13 Aug to 19 Aug	0.401 m	0.097 m	0.521 m	0.135 m to 0.485 m
20 Aug to 26 Aug	0.411 m	0.092 m	0.625 m	0.129 m to 0.463 m
27 Aug to 2 Sep	0.419 m	0.097 m	0.547 m	0.123 m to 0.445 m
3 Sep to 9 Sep	0.417 m	0.098 m	0.603 m	0.123 m to 0.431 m
10 Sep to 16 Sep	0.422 m	0.101 m	0.628 m	0.125 m to 0.537 m
17 Sep to 23 Sep	0.421 m	0.101 m	0.555 m	0.125 m to 0.556 m
24 Sep to 30 Sep	0.405 m	0.100 m	1.140 m	0.138 m to 0.568 m
1 Oct to 7 Oct	0.403 m	0.268 m	1.187 m	0.155 m to 0.625 m
8 Oct to 14 Oct	0.395 m	0.185 m	1.831 m	0.185 m to 0.753 m
15 Oct to 21 Oct	0.405 m	0.417 m	1.284 m	0.181 m to 1.160 m
22 Oct to 28 Oct	no value	0.300 m	1.248 m	0.186 m to 1.081 m
29 Oct to 4 Nov	no value	0.165 m	1.008 m	0.187 m to 1.345 m
5 Nov to 11 Nov	no value	0.278 m	0.914 m	0.223 m to 1.425 m
12 Nov to 18 Nov	no value	0.359 m	0.873 m	0.256 m to 1.309 m
19 Nov to 25 Nov	no value	0.483 m	1.279 m	0.258 m to 1.263 m
26 Nov to 2 Dec	no value	0.550 m	1.453 m	0.278 m to 1.337 m
3 Dec to 9 Dec	no value	0.373 m	1.447 m	0.308 m to 1.430 m
10 Dec to 16 Dec	no value	0.469 m	1.346 m	0.353 m to 1.602 m
17 Dec to 23 Dec	no value	0.610 m	1.273 m	0.373 m to 1.859 m
24 Dec to 31 Dec	no value	1.129 m	1.240 m	0.421 m to 1.856 m

Every year

Year	Days with a value	Days below the normal range
2026to 25 October 2026	298	0
2025	365	0
2024	344	0
2023	365	17
2022	365	190
2021	365	22
2020	366	5
2019	365	37
2018	365	4
2017	365	185
2016	366	31
2015	365	0
2014	365	0
2013	365	0
2012	366	24
2011	365	73
2010	365	0
2009	365	12
2008	110	0
2007	52	0
2006	21	0
2005	6	0

How it compares

That is within the normal range for the date.

Records

Highest daily high in our series since 9 November 2005: 3.777 m on 3 January 2024.
Lowest daily high in our series since 9 November 2005: 0.091 m on 18 August 2022.

Also on this water

About this gauge

Tiffauges is a gauge on the Sèvre Nantaise in Vendée, France.

It lies at 47.0175° N, 1.1134° W.

Its readings come from France's national network of river gauges (Vigicrues and its partners), through Hub'Eau.

Hub'Eau's daily highs for this gauge go back to 9 November 2005.

Hub'Eau's newest readings are mostly raw data that the gauge's operator checks and validates later.

The newest reading is provisional: the source may still correct it.

About these figures

The normal range for 25 October is 0.19 m to 1.08 m: the 10th to 90th percentile of the daily highs from 18 October to 1 November in 18 years between 2006 and 2025.

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Sources

Source : Hub'Eau / SCV, données PHyC (Licence Ouverte Etalab) (source). Licence: Licence Ouverte / Open Licence version 2.0