Average annual temperature is 9.8 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -27.4 °C
Number of sunny days: 194 days
Number of rainy days: 142 days
Number of snow days: 29 days
Look at detailed online map of Sun Prairie
* Weather data for Sun Prairie 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) | 6.8 | 9.0 | 19.5 | 25.4 | 32.0 | 32.5 | 32.1 | 35.8 | 33.9 | 28.3 | 17.5 | 12.1 |
| Average daytime temperature (°C) | 0.6 | 2.3 | 5.7 | 14.5 | 22.3 | 27.6 | 27.7 | 27.0 | 24.0 | 15.4 | 7.8 | 4.9 |
| Average temperature (°C) | -3.0 | -3.0 | 0.3 | 8.2 | 15.2 | 21.0 | 22.3 | 21.6 | 18.8 | 11.2 | 3.2 | 1.3 |
| Average night temperature (°C) | -5.6 | -7.3 | -4.0 | 3.0 | 9.0 | 14.8 | 17.2 | 17.0 | 14.7 | 7.4 | -0.4 | -1.3 |
| Absolute minimum temperature (°C) | -27.4 | -24.3 | -15.2 | -3.5 | -0.1 | 6.5 | 11.8 | 9.2 | 7.6 | -3.5 | -12.8 | -8.1 |
| 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 | 9.0 |
| 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 | 6.9 | 8.3 | 10.8 | 12.0 | 12.7 | 11.3 | 9.2 | 7.0 | 6.7 | 4.2 |
| Precipitation (mm) | 50 | 73 | 94 | 117 | 49 | 28 | 71 | 129 | 79 | 89 | 35 | 52 |
| Sunny days | 13 | 15 | 13 | 15 | 22 | 20 | 16 | 17 | 12 | 12 | 24 | 15 |
| Rainy days | 10 | 8 | 10 | 14 | 9 | 10 | 15 | 14 | 18 | 17 | 5 | 12 |
| Snow days | 8 | 5 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 4 |
The best time to visit Sun Prairie during the most sunny months:
Months with the longest average daylight duration in Sun Prairie:
The largest precipitation sum in Sun Prairie is at