Average annual temperature is 9.6 °C
Absolute maximum temperature: 31.7 °C
Absolute minimum temperature: -22.0 °C
Number of sunny days: 126 days
Number of rainy days: 215 days
Number of snow days: 24 days
Look at detailed online map of Forest Lake
* Weather data for Forest Lake 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) | 13.2 | 15.3 | 14.2 | 27.4 | 28.7 | 30.2 | 31.7 | 28.1 | 30.8 | 26.5 | 15.8 | 11.5 |
| Average daytime temperature (°C) | 3.7 | 5.7 | 6.0 | 16.1 | 19.4 | 22.7 | 26.8 | 24.0 | 21.8 | 15.9 | 7.3 | 5.6 |
| Average temperature (°C) | 0.6 | -0.3 | 0.9 | 9.6 | 12.7 | 17.4 | 21.5 | 19.0 | 16.7 | 11.5 | 2.8 | 2.1 |
| Average night temperature (°C) | -2.2 | -4.9 | -3.1 | 4.6 | 6.7 | 12.7 | 17.2 | 15.1 | 12.8 | 8.0 | -0.7 | -0.3 |
| Absolute minimum temperature (°C) | -8.5 | -22.0 | -9.6 | -4.6 | -0.6 | 6.9 | 13.2 | 10.7 | 7.0 | -0.7 | -7.1 | -7.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.0 | 5.9 | 6.4 | 8.7 | 12.5 | 11.0 | 11.3 | 10.4 | 8.7 | 7.1 | 6.8 | 3.6 |
| Precipitation (mm) | 95 | 59 | 95 | 95 | 47 | 134 | 127 | 145 | 93 | 108 | 44 | 124 |
| Sunny days | 7 | 10 | 7 | 12 | 19 | 7 | 5 | 7 | 14 | 13 | 14 | 11 |
| Rainy days | 19 | 12 | 18 | 17 | 12 | 23 | 26 | 24 | 16 | 18 | 13 | 17 |
| Snow days | 5 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 |
The best time to visit Forest Lake during the most sunny months:
The largest precipitation sum in Forest Lake is at