Average annual temperature is 12.5 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -14.1 °C
Number of sunny days: 182 days
Number of rainy days: 176 days
Number of snow days: 7 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) | 17.5 | 17.5 | 17.0 | 30.9 | 30.2 | 35.2 | 33.3 | 31.3 | 34.8 | 27.8 | 20.3 | 15.9 |
| Average daytime temperature (°C) | 7.9 | 8.8 | 10.4 | 19.1 | 23.0 | 26.5 | 30.0 | 27.7 | 24.4 | 19.2 | 10.9 | 8.4 |
| Average temperature (°C) | 4.0 | 3.1 | 4.5 | 12.3 | 15.8 | 20.2 | 24.3 | 22.4 | 19.3 | 13.8 | 5.4 | 4.2 |
| Average night temperature (°C) | 0.4 | -1.7 | -0.4 | 6.6 | 8.4 | 14.5 | 19.3 | 17.7 | 15.0 | 9.2 | 0.9 | 0.7 |
| Absolute minimum temperature (°C) | -5.2 | -14.1 | -5.3 | -2.5 | 3.1 | 8.2 | 14.2 | 13.0 | 9.7 | 2.7 | -5.1 | -5.0 |
| 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) | 9.6 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 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) | 4.5 | 6.7 | 7.3 | 8.6 | 11.7 | 10.7 | 11.9 | 10.3 | 8.0 | 8.1 | 7.4 | 4.5 |
| Precipitation (mm) | 120 | 40 | 80 | 92 | 34 | 171 | 92 | 103 | 144 | 54 | 74 | 180 |
| Sunny days | 13 | 19 | 10 | 15 | 20 | 13 | 10 | 13 | 16 | 19 | 19 | 15 |
| Rainy days | 16 | 7 | 20 | 15 | 11 | 17 | 21 | 18 | 14 | 12 | 10 | 15 |
| Snow days | 2 | 2 | 1 | 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