Average annual temperature is 7.8 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -28.0 °C
Number of sunny days: 181 days
Number of rainy days: 141 days
Number of snow days: 43 days
Look at detailed online map of Mille Lacs County
* Weather data for Mille Lacs County 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) | 3.0 | 5.8 | 5.3 | 24.5 | 30.4 | 31.3 | 33.1 | 35.6 | 35.3 | 29.0 | 16.6 | 9.5 |
| Average daytime temperature (°C) | -4.1 | -2.0 | 0.7 | 9.5 | 22.5 | 27.0 | 26.5 | 27.1 | 23.9 | 13.6 | 5.7 | 2.9 |
| Average temperature (°C) | -7.4 | -7.7 | -3.9 | 4.0 | 15.6 | 21.0 | 20.9 | 21.2 | 18.5 | 9.4 | 1.2 | -0.6 |
| Average night temperature (°C) | -10.1 | -12.3 | -8.0 | -0.4 | 9.7 | 15.8 | 16.1 | 16.4 | 14.4 | 5.9 | -1.9 | -3.0 |
| Absolute minimum temperature (°C) | -24.8 | -28.0 | -16.0 | -8.0 | 0.5 | 8.0 | 11.5 | 10.3 | 6.3 | -6.5 | -14.0 | -12.4 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.4 | 11.9 | 13.5 | 14.9 | 15.7 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 8.7 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.6 | 7.2 | 6.2 | 8.1 | 11.5 | 12.7 | 12.8 | 11.6 | 9.2 | 7.2 | 5.5 | 3.7 |
| Precipitation (mm) | 45 | 44 | 57 | 92 | 33 | 54 | 84 | 79 | 120 | 87 | 13 | 83 |
| Sunny days | 19 | 17 | 14 | 12 | 16 | 15 | 12 | 13 | 11 | 15 | 21 | 16 |
| Rainy days | 2 | 4 | 4 | 14 | 15 | 15 | 19 | 18 | 19 | 15 | 6 | 10 |
| Snow days | 10 | 7 | 13 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 5 |
The best time to visit Mille Lacs County during the most sunny months:
Months with the longest average daylight duration in Mille Lacs County:
The largest precipitation sum in Mille Lacs County is at