Average annual temperature is 12.8 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: -17.0 °C
Number of sunny days: 176 days
Number of rainy days: 185 days
Number of snow days: 4 days
Look at detailed online map of Grantwood
* Weather data for Grantwood 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) | 17.6 | 19.1 | 15.3 | 30.3 | 28.7 | 31.1 | 33.9 | 30.6 | 34.4 | 27.4 | 20.0 | 16.4 |
| Average daytime temperature (°C) | 8.3 | 7.9 | 9.9 | 18.0 | 21.1 | 25.3 | 29.7 | 27.4 | 24.4 | 19.6 | 11.3 | 9.1 |
| Average temperature (°C) | 4.5 | 3.1 | 5.0 | 12.4 | 15.4 | 19.8 | 24.5 | 22.7 | 19.7 | 14.5 | 6.3 | 4.9 |
| Average night temperature (°C) | 1.3 | -1.0 | 0.8 | 7.8 | 10.2 | 15.3 | 20.3 | 18.6 | 15.9 | 10.4 | 2.1 | 1.5 |
| Absolute minimum temperature (°C) | -3.8 | -17.0 | -3.3 | -0.5 | 5.6 | 10.1 | 15.6 | 14.6 | 9.4 | 4.5 | -4.1 | -5.5 |
| 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 | 10.6 | 11.9 | 13.3 | 14.5 | 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) | 4.7 | 6.4 | 7.5 | 8.7 | 12.1 | 10.5 | 11.6 | 10.3 | 7.7 | 7.7 | 7.2 | 5.0 |
| Precipitation (mm) | 119 | 45 | 123 | 135 | 37 | 107 | 161 | 134 | 253 | 153 | 55 | 228 |
| Sunny days | 12 | 17 | 15 | 13 | 21 | 13 | 7 | 8 | 13 | 19 | 21 | 17 |
| Rainy days | 19 | 9 | 14 | 17 | 10 | 17 | 24 | 23 | 17 | 12 | 9 | 14 |
| Snow days | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Grantwood during the most sunny months:
The largest precipitation sum in Grantwood is at