Average annual temperature is 10.7 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: -23.9 °C
Number of sunny days: 189 days
Number of rainy days: 155 days
Number of snow days: 21 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) | 8.6 | 9.3 | 19.6 | 25.0 | 31.1 | 33.4 | 34.6 | 37.7 | 34.0 | 28.3 | 17.9 | 12.5 |
| Average daytime temperature (°C) | 1.4 | 3.5 | 7.3 | 15.7 | 23.4 | 28.4 | 29.1 | 28.6 | 24.9 | 16.4 | 8.9 | 5.7 |
| Average temperature (°C) | -2.4 | -2.0 | 1.9 | 9.1 | 16.5 | 21.8 | 23.0 | 22.8 | 19.4 | 12.0 | 4.0 | 2.0 |
| Average night temperature (°C) | -5.3 | -6.9 | -2.2 | 3.8 | 10.2 | 15.4 | 17.6 | 18.1 | 15.0 | 8.2 | 0.2 | -0.4 |
| Absolute minimum temperature (°C) | -23.9 | -22.9 | -14.8 | -2.3 | 1.4 | 7.9 | 13.1 | 11.0 | 9.6 | -2.5 | -14.3 | -8.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.9 | 7.2 | 6.5 | 9.0 | 11.7 | 12.5 | 12.4 | 11.4 | 9.7 | 7.0 | 7.1 | 4.1 |
| Precipitation (mm) | 77 | 99 | 86 | 100 | 44 | 38 | 71 | 57 | 82 | 95 | 36 | 55 |
| Sunny days | 14 | 15 | 12 | 16 | 22 | 16 | 14 | 15 | 13 | 14 | 22 | 16 |
| Rainy days | 10 | 9 | 16 | 14 | 9 | 14 | 17 | 16 | 17 | 16 | 6 | 11 |
| Snow days | 7 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 |
The best time to visit Hanover during the most sunny months:
The largest precipitation sum in Hanover is at