Average annual temperature is 9.0 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -26.4 °C
Number of sunny days: 184 days
Number of rainy days: 142 days
Number of snow days: 39 days
Look at detailed online map of Forest Mills
* Weather data for Forest Mills 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) | 3.7 | 5.5 | 13.0 | 26.1 | 30.8 | 30.8 | 33.4 | 35.6 | 34.6 | 29.0 | 18.1 | 11.3 |
| Average daytime temperature (°C) | -2.8 | -0.4 | 3.7 | 12.4 | 22.4 | 27.8 | 27.3 | 27.6 | 24.7 | 15.0 | 7.6 | 4.4 |
| Average temperature (°C) | -6.3 | -5.8 | -1.6 | 6.7 | 16.1 | 21.8 | 21.5 | 22.0 | 19.3 | 10.5 | 2.8 | 0.5 |
| Average night temperature (°C) | -9.3 | -10.3 | -6.1 | 2.2 | 10.3 | 15.9 | 16.1 | 17.5 | 14.9 | 6.8 | -1.0 | -2.2 |
| Absolute minimum temperature (°C) | -24.1 | -26.4 | -18.2 | -9.6 | 0.0 | 8.5 | 11.4 | 11.5 | 7.2 | -5.9 | -13.8 | -9.2 |
| 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) | 9.3 | 10.5 | 11.9 | 13.5 | 14.8 | 15.5 | 15.1 | 14.0 | 12.5 | 11.0 | 9.6 | 8.9 |
| 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) | 3.6 | 6.8 | 7.1 | 7.8 | 10.8 | 12.8 | 12.1 | 11.2 | 9.0 | 7.1 | 6.0 | 4.7 |
| Precipitation (mm) | 54 | 76 | 48 | 119 | 59 | 55 | 166 | 59 | 149 | 98 | 10 | 41 |
| Sunny days | 18 | 18 | 14 | 11 | 17 | 13 | 10 | 19 | 12 | 13 | 21 | 18 |
| Rainy days | 4 | 5 | 7 | 16 | 14 | 17 | 21 | 12 | 18 | 15 | 6 | 7 |
| Snow days | 9 | 5 | 10 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 6 |
The best time to visit Forest Mills during the most sunny months:
Months with the longest average daylight duration in Forest Mills:
The largest precipitation sum in Forest Mills is at