Average annual temperature is 12.7 °C
Absolute maximum temperature: 34.2 °C
Absolute minimum temperature: -11.4 °C
Number of sunny days: 174 days
Number of rainy days: 186 days
Number of snow days: 5 days
Look at detailed online map of Grantville
* Weather data for Grantville 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) | 16.5 | 19.3 | 20.0 | 29.9 | 31.0 | 33.9 | 34.2 | 32.0 | 33.6 | 27.7 | 21.2 | 15.7 |
| Average daytime temperature (°C) | 7.7 | 9.6 | 10.5 | 19.6 | 22.4 | 26.3 | 30.1 | 28.0 | 24.1 | 19.0 | 11.0 | 8.2 |
| Average temperature (°C) | 4.0 | 3.8 | 4.8 | 12.8 | 15.7 | 20.0 | 24.3 | 22.6 | 19.2 | 14.0 | 5.8 | 4.4 |
| Average night temperature (°C) | 1.1 | -0.7 | 0.2 | 7.3 | 9.2 | 14.7 | 19.5 | 18.1 | 15.0 | 9.8 | 1.8 | 1.3 |
| Absolute minimum temperature (°C) | -4.1 | -11.4 | -6.1 | -0.5 | 2.9 | 10.0 | 16.3 | 14.3 | 9.5 | 2.3 | -5.7 | -3.9 |
| 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) | 4.7 | 6.9 | 7.4 | 9.2 | 11.4 | 10.8 | 12.2 | 10.5 | 8.6 | 8.1 | 7.4 | 4.0 |
| Precipitation (mm) | 93 | 36 | 79 | 129 | 14 | 107 | 92 | 132 | 108 | 58 | 58 | 114 |
| Sunny days | 12 | 16 | 13 | 16 | 20 | 12 | 5 | 11 | 15 | 20 | 21 | 13 |
| Rainy days | 19 | 10 | 17 | 14 | 11 | 18 | 26 | 20 | 15 | 11 | 8 | 17 |
| Snow days | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Grantville during the most sunny months:
The largest precipitation sum in Grantville is at