Average annual temperature is 8.3 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: -27.5 °C
Number of sunny days: 213 days
Number of rainy days: 127 days
Number of snow days: 25 days
Look at detailed online map of De Graff
* Weather data for De Graff 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) | 1.5 | 4.1 | 3.7 | 26.5 | 32.8 | 33.2 | 33.7 | 36.0 | 36.3 | 32.0 | 16.9 | 11.2 |
| Average daytime temperature (°C) | -5.2 | -3.4 | -0.8 | 10.0 | 23.8 | 29.3 | 28.0 | 28.0 | 25.5 | 14.7 | 8.0 | 4.2 |
| Average temperature (°C) | -8.5 | -9.0 | -5.2 | 4.2 | 17.3 | 23.3 | 22.1 | 22.4 | 19.8 | 10.1 | 2.4 | 0.1 |
| Average night temperature (°C) | -11.7 | -13.7 | -9.0 | -0.3 | 11.0 | 17.3 | 16.6 | 17.5 | 15.0 | 6.1 | -1.7 | -3.0 |
| Absolute minimum temperature (°C) | -27.4 | -27.5 | -19.6 | -10.1 | 0.2 | 10.8 | 10.5 | 12.5 | 8.0 | -5.6 | -12.6 | -10.3 |
| 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) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.2 | 14.1 | 12.5 | 11.0 | 9.6 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.9 | 7.1 | 7.0 | 9.0 | 11.9 | 13.2 | 12.8 | 11.7 | 10.2 | 7.5 | 6.6 | 4.3 |
| Precipitation (mm) | 34 | 43 | 46 | 85 | 44 | 60 | 41 | 80 | 46 | 108 | 6 | 77 |
| Sunny days | 20 | 19 | 18 | 15 | 18 | 14 | 18 | 19 | 16 | 15 | 23 | 18 |
| Rainy days | 8 | 3 | 6 | 14 | 13 | 16 | 13 | 12 | 14 | 14 | 6 | 8 |
| Snow days | 3 | 6 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 5 |
The best time to visit De Graff during the most sunny months:
Months with the longest average daylight duration in De Graff:
The largest precipitation sum in De Graff is at