Climate
Climate in Vannes
Air temperature, 10 m wind, sunshine hours and rain, month by month. Averages 2016-2025. This is not a trip forecast.
The year
The air is 18 °C or warmer from July to August.
7°
Jan
8°
Feb
9°
Mar
11°
Apr
15°
May
18°
Jun
19°
Jul
19°
Aug
17°
Sep
14°
Oct
10°
Nov
8°
Dec
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air (°C) | 6.9 | 7.8 | 9.2 | 11.4 | 14.6 | 17.9 | 19.4 | 19.3 | 17.1 | 14 | 10.3 | 8.3 |
| Sunshine (h) | 143 | 168 | 256 | 308 | 359 | 363 | 391 | 352 | 293 | 230 | 173 | 134 |
| Rain (mm) | 109 | 76 | 83 | 60 | 61 | 73 | 55 | 52 | 62 | 109 | 98 | 118 |
| Wind (kn) | 9.3 | 9.5 | 9.6 | 8.1 | 8.2 | 7.4 | 8 | 7.6 | 7.8 | 8.5 | 9.1 | 9.7 |
| Gusts (kn) | 24.7 | 24.6 | 25.6 | 22.2 | 22.4 | 21.4 | 22.4 | 21.5 | 21.8 | 23.1 | 24.7 | 25.1 |
| Sea (°C) | 8.3 | 9.5 | 10.9 | 13.5 | 17.1 | 20.3 | 21.5 | 21.6 | 19.6 | 16.5 | 13.1 | 10.1 |
Mean wind at 10 m, in knots. Gusts are the mean of each day's peak.
Sea temperature, averages 2022-2026. This is not the 2015-2024 series.
The seasons
Spring
March – May
12°·308 h·68 mm
8.6 kn·Sea 14°
Summer
June – August
19°·369 h·60 mm
7.7 kn·Sea 21°
Autumn
September – November
14°·232 h·90 mm
8.5 kn·Sea 16°
Winter
December – February
8°·148 h·101 mm
9.5 kn·Sea 9°
