Climate
Climate in Bonn, 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
5°
Feb
7°
Mar
10°
Apr
14°
May
19°
Jun
20°
Jul
20°
Aug
16°
Sep
12°
Oct
7°
Nov
5°
Dec
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air (°C) | 3.4 | 4.9 | 6.9 | 9.9 | 14.2 | 18.9 | 19.7 | 19.9 | 16.3 | 12.3 | 7.2 | 4.9 |
| Sunshine (h) | 115 | 155 | 223 | 280 | 336 | 337 | 346 | 326 | 274 | 185 | 134 | 94 |
| Rain (mm) | 86 | 63 | 69 | 54 | 70 | 75 | 83 | 64 | 76 | 70 | 73 | 78 |
| Wind (kn) | 7.1 | 7.4 | 6.5 | 5.7 | 5.3 | 5.1 | 5.2 | 5 | 5.2 | 6.3 | 6.2 | 6.8 |
| Gusts (kn) | 21 | 22 | 20.3 | 18.8 | 18.4 | 18.4 | 18.6 | 17.8 | 17.1 | 19.2 | 18.4 | 19.5 |
Mean wind at 10 m, in knots. Gusts are the mean of each day's peak.
The seasons
Spring
March – May
10°·280 h·64 mm
5.8 kn
Summer
June – August
19°·336 h·74 mm
5.1 kn
Autumn
September – November
12°·198 h·73 mm
5.9 kn
Winter
December – February
4°·121 h·76 mm
7.1 kn
