Climate
Climate in Mainz, Stadt
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 June to August.
3°
Jan
4°
Feb
7°
Mar
11°
Apr
15°
May
20°
Jun
21°
Jul
21°
Aug
17°
Sep
12°
Oct
6°
Nov
4°
Dec
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air (°C) | 2.8 | 4.2 | 6.7 | 10.5 | 15.1 | 20.2 | 21.1 | 21 | 16.8 | 11.9 | 6.3 | 3.8 |
| Sunshine (h) | 116 | 161 | 237 | 302 | 346 | 361 | 376 | 343 | 282 | 188 | 121 | 85 |
| Rain (mm) | 64 | 50 | 50 | 47 | 65 | 63 | 68 | 56 | 55 | 63 | 57 | 63 |
| Wind (kn) | 6.6 | 6.8 | 6.2 | 5.7 | 5.6 | 5.2 | 5.1 | 4.7 | 4.9 | 5.5 | 5.3 | 5.9 |
| Gusts (kn) | 19.3 | 20.4 | 19.6 | 19 | 19.3 | 19.1 | 19.3 | 17.3 | 17.2 | 17.5 | 16.6 | 17 |
Mean wind at 10 m, in knots. Gusts are the mean of each day's peak.
The seasons
Spring
March – May
11°·295 h·54 mm
5.8 kn
Summer
June – August
21°·360 h·62 mm
5 kn
Autumn
September – November
12°·197 h·58 mm
5.2 kn
Winter
December – February
4°·121 h·59 mm
6.4 kn
