Average annual temperature is 12.1 °C
Absolute maximum temperature: 33.2 °C
Absolute minimum temperature: -11.1 °C
Number of sunny days: 142 days
Number of rainy days: 206 days
Number of snow days: 17 days
Look at detailed online map of Hanover
* Weather data for Hanover United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 15.0 | 21.4 | 20.1 | 27.2 | 30.2 | 32.6 | 33.2 | 32.4 | 33.1 | 27.8 | 18.7 | 15.7 |
| Average daytime temperature (°C) | 7.0 | 10.9 | 10.1 | 18.0 | 21.9 | 25.7 | 29.2 | 27.3 | 24.7 | 18.1 | 11.0 | 8.5 |
| Average temperature (°C) | 2.9 | 3.9 | 4.4 | 11.3 | 15.3 | 19.5 | 23.2 | 21.5 | 19.0 | 13.2 | 5.8 | 4.5 |
| Average night temperature (°C) | -0.1 | -0.8 | 0.1 | 5.7 | 9.6 | 14.2 | 18.6 | 16.8 | 14.4 | 9.5 | 1.9 | 1.6 |
| Absolute minimum temperature (°C) | -6.7 | -11.1 | -7.5 | -2.0 | 1.9 | 8.8 | 14.5 | 12.5 | 8.9 | 1.1 | -7.1 | -4.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.1 | 6.5 | 6.5 | 8.9 | 10.4 | 10.6 | 11.4 | 10.8 | 8.9 | 6.8 | 6.7 | 4.3 |
| Precipitation (mm) | 147 | 48 | 140 | 74 | 82 | 138 | 94 | 82 | 75 | 75 | 51 | 67 |
| Sunny days | 5 | 12 | 11 | 14 | 19 | 12 | 4 | 10 | 13 | 14 | 17 | 11 |
| Rainy days | 18 | 15 | 14 | 16 | 12 | 18 | 27 | 21 | 17 | 17 | 12 | 19 |
| Snow days | 8 | 1 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Hanover during the most sunny months:
The largest precipitation sum in Hanover is at