Climate
Climate in Rennes
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.
6°
Jan
7°
Feb
9°
Mar
11°
Apr
14°
May
18°
Jun
19°
Jul
19°
Aug
17°
Sep
13°
Oct
9°
Nov
7°
Dec
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air (°C) | 5.8 | 6.9 | 8.6 | 11 | 14.3 | 17.8 | 19.3 | 19.2 | 16.7 | 13.3 | 9.1 | 7.1 |
| Sunshine (h) | 131 | 160 | 235 | 299 | 339 | 345 | 364 | 336 | 278 | 217 | 164 | 130 |
| Rain (mm) | 86 | 60 | 70 | 56 | 62 | 82 | 45 | 48 | 63 | 88 | 83 | 86 |
| Wind (kn) | 7.3 | 7.8 | 7.8 | 6.6 | 6.6 | 5.9 | 6.4 | 6.1 | 6.3 | 6.9 | 7.2 | 7.6 |
| Gusts (kn) | 21.6 | 22.7 | 23.2 | 20.4 | 20.8 | 19.3 | 20.3 | 19.4 | 19.8 | 21.1 | 21.5 | 21.7 |
Mean wind at 10 m, in knots. Gusts are the mean of each day's peak.
The seasons
Spring
March – May
11°·291 h·63 mm
7 kn
Summer
June – August
19°·348 h·58 mm
6.1 kn
Autumn
September – November
13°·220 h·78 mm
6.8 kn
Winter
December – February
7°·140 h·77 mm
7.6 kn
