Average annual temperature is 10.1 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: -25.8 °C
Number of sunny days: 187 days
Number of rainy days: 156 days
Number of snow days: 22 days
Look at detailed online map of Lake Mills
* Weather data for Lake 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) | 8.2 | 10.2 | 19.3 | 25.6 | 31.9 | 32.0 | 32.8 | 35.7 | 33.2 | 27.9 | 17.9 | 12.6 |
| Average daytime temperature (°C) | 1.2 | 3.0 | 6.2 | 14.8 | 22.4 | 27.5 | 28.2 | 27.3 | 24.0 | 15.6 | 8.1 | 5.3 |
| Average temperature (°C) | -2.5 | -2.4 | 0.8 | 8.6 | 15.3 | 20.8 | 22.6 | 21.8 | 18.9 | 11.5 | 3.5 | 1.7 |
| Average night temperature (°C) | -5.1 | -6.5 | -3.6 | 3.4 | 9.3 | 14.8 | 17.6 | 17.4 | 15.2 | 8.0 | 0.0 | -0.8 |
| Absolute minimum temperature (°C) | -25.8 | -23.7 | -14.5 | -3.0 | 0.0 | 7.0 | 12.6 | 10.1 | 8.6 | -2.8 | -12.2 | -8.0 |
| 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) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 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) | 3.5 | 6.7 | 6.8 | 8.2 | 10.8 | 12.1 | 12.5 | 11.2 | 8.9 | 7.0 | 6.6 | 4.1 |
| Precipitation (mm) | 50 | 83 | 99 | 97 | 44 | 63 | 137 | 103 | 75 | 86 | 38 | 54 |
| Sunny days | 13 | 16 | 11 | 14 | 21 | 19 | 16 | 15 | 13 | 13 | 21 | 15 |
| Rainy days | 11 | 9 | 13 | 16 | 10 | 11 | 15 | 16 | 17 | 17 | 8 | 13 |
| Snow days | 7 | 3 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 3 |
The best time to visit Lake Mills during the most sunny months:
Months with the longest average daylight duration in Lake Mills:
The largest precipitation sum in Lake Mills is at