Climate
Climate in Dieppe
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
8°
Mar
10°
Apr
13°
May
17°
Jun
18°
Jul
19°
Aug
17°
Sep
14°
Oct
9°
Nov
7°
Dec
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air (°C) | 5.6 | 6.7 | 8.2 | 10.2 | 13.3 | 16.7 | 18.4 | 18.7 | 16.6 | 13.5 | 9.2 | 7 |
| Sunshine (h) | 124 | 158 | 232 | 316 | 354 | 369 | 377 | 339 | 268 | 212 | 141 | 117 |
| Rain (mm) | 104 | 69 | 68 | 57 | 64 | 71 | 59 | 64 | 71 | 93 | 110 | 105 |
| Wind (kn) | 10.1 | 10.9 | 9.9 | 8.2 | 7.9 | 7.4 | 7.6 | 7.6 | 8.1 | 9.3 | 10 | 10.5 |
| Gusts (kn) | 26.3 | 27.7 | 26.1 | 23.1 | 22.7 | 21.9 | 22.2 | 22.1 | 22.3 | 24.8 | 25.6 | 26.7 |
| Sea (°C) | 7.5 | 8.2 | 9 | 11.4 | 14.6 | 17.8 | 20.1 | 20.9 | 19 | 16.2 | 12.6 | 9.6 |
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
11°·301 h·63 mm
8.7 kn·Sea 12°
Summer
June – August
18°·362 h·65 mm
7.5 kn·Sea 20°
Autumn
September – November
13°·207 h·91 mm
9.1 kn·Sea 16°
Winter
December – February
6°·133 h·93 mm
10.5 kn·Sea 8°
