Average annual temperature is 6.9 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -29.8 °C
Number of sunny days: 197 days
Number of rainy days: 124 days
Number of snow days: 44 days
Look at detailed online map of Polk County
* Weather data for Polk 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) | 0.9 | 5.1 | 4.2 | 14.1 | 30.1 | 34.7 | 34.9 | 33.5 | 35.0 | 30.2 | 12.1 | 9.2 |
| Average daytime temperature (°C) | -6.1 | -3.8 | -1.4 | 7.4 | 23.8 | 27.6 | 27.2 | 27.1 | 24.3 | 13.0 | 4.5 | 1.8 |
| Average temperature (°C) | -9.8 | -10.1 | -6.7 | 2.0 | 16.6 | 22.1 | 20.9 | 21.2 | 18.6 | 8.7 | -0.2 | -1.8 |
| Average night temperature (°C) | -12.8 | -15.3 | -10.9 | -2.4 | 10.2 | 16.8 | 15.2 | 16.4 | 14.1 | 4.8 | -3.4 | -4.6 |
| Absolute minimum temperature (°C) | -28.9 | -29.8 | -19.3 | -10.6 | 0.2 | 10.2 | 9.8 | 11.5 | 6.7 | -7.8 | -13.6 | -17.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 16.0 | 15.0 | 14.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.9 | 10.2 | 11.9 | 13.6 | 15.2 | 15.9 | 15.6 | 14.2 | 12.6 | 10.9 | 9.3 | 8.5 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.1 | 7.5 | 7.9 | 7.7 | 11.7 | 12.8 | 13.1 | 10.7 | 9.7 | 6.1 | 5.5 | 3.6 |
| Precipitation (mm) | 9 | 10 | 39 | 49 | 63 | 96 | 19 | 48 | 31 | 64 | 15 | 41 |
| Sunny days | 21 | 20 | 18 | 15 | 20 | 12 | 12 | 11 | 16 | 14 | 20 | 18 |
| Rainy days | 0 | 3 | 1 | 8 | 11 | 18 | 19 | 20 | 14 | 15 | 8 | 7 |
| Snow days | 10 | 5 | 12 | 7 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 6 |
The best time to visit Polk County during the most sunny months:
Months with the longest average daylight duration in Polk County:
The largest precipitation sum in Polk County is at