Average annual temperature is 8.1 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -27.6 °C
Number of sunny days: 185 days
Number of rainy days: 142 days
Number of snow days: 38 days
Look at detailed online map of Isanti County
* Weather data for Isanti 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 | 5.0 | 5.6 | 26.1 | 32.0 | 32.4 | 33.5 | 35.1 | 34.8 | 29.1 | 17.1 | 11.1 |
| Average daytime temperature (°C) | -3.9 | -1.8 | 1.1 | 9.9 | 23.1 | 28.0 | 27.1 | 27.2 | 24.3 | 14.1 | 6.2 | 3.7 |
| Average temperature (°C) | -7.3 | -7.5 | -3.5 | 4.4 | 16.2 | 21.7 | 21.3 | 21.4 | 18.8 | 9.7 | 1.5 | -0.2 |
| Average night temperature (°C) | -10.4 | -12.3 | -7.8 | 0.0 | 10.0 | 15.7 | 15.9 | 16.3 | 14.6 | 6.1 | -2.0 | -3.0 |
| Absolute minimum temperature (°C) | -24.2 | -27.6 | -16.4 | -9.8 | -1.1 | 9.0 | 11.2 | 10.3 | 5.6 | -5.8 | -14.4 | -11.4 |
| 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) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 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 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.5 | 7.4 | 6.4 | 7.7 | 11.6 | 13.0 | 12.5 | 11.4 | 9.1 | 7.2 | 5.6 | 4.0 |
| Precipitation (mm) | 50 | 54 | 70 | 134 | 43 | 55 | 52 | 94 | 123 | 104 | 13 | 74 |
| Sunny days | 19 | 17 | 13 | 12 | 16 | 17 | 10 | 17 | 10 | 15 | 22 | 17 |
| Rainy days | 2 | 6 | 8 | 15 | 15 | 13 | 21 | 14 | 20 | 14 | 6 | 8 |
| Snow days | 10 | 5 | 10 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 6 |
The best time to visit Isanti County during the most sunny months:
Months with the longest average daylight duration in Isanti County:
The largest precipitation sum in Isanti County is at