Average annual temperature is 10.1 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -25.7 °C
Number of sunny days: 184 days
Number of rainy days: 158 days
Number of snow days: 23 days
Look at detailed online map of Walworth County
* Weather data for Walworth 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) | 9.1 | 9.9 | 18.6 | 24.9 | 30.9 | 31.7 | 31.8 | 35.2 | 32.5 | 26.7 | 18.0 | 12.8 |
| Average daytime temperature (°C) | 1.3 | 3.1 | 6.0 | 14.5 | 21.5 | 26.5 | 27.6 | 26.5 | 23.3 | 15.4 | 8.1 | 5.1 |
| Average temperature (°C) | -2.2 | -1.9 | 1.1 | 8.5 | 14.7 | 20.2 | 22.5 | 21.5 | 18.7 | 11.6 | 3.8 | 1.9 |
| Average night temperature (°C) | -4.8 | -5.7 | -2.9 | 3.4 | 9.3 | 14.7 | 17.8 | 17.3 | 15.3 | 8.2 | 0.4 | -0.4 |
| Absolute minimum temperature (°C) | -25.7 | -22.9 | -12.5 | -2.5 | 0.4 | 7.0 | 13.4 | 10.5 | 10.3 | -2.2 | -11.7 | -8.0 |
| 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| 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 | 9.0 |
| Sunshine mean duration (h) | 3.5 | 7.2 | 6.7 | 8.3 | 10.8 | 12.1 | 12.1 | 11.1 | 8.4 | 7.0 | 6.8 | 3.9 |
| Precipitation (mm) | 57 | 90 | 92 | 93 | 43 | 36 | 74 | 115 | 91 | 96 | 46 | 68 |
| Sunny days | 11 | 17 | 12 | 14 | 21 | 20 | 12 | 15 | 14 | 12 | 21 | 15 |
| Rainy days | 11 | 8 | 13 | 15 | 10 | 10 | 19 | 16 | 16 | 18 | 8 | 14 |
| Snow days | 9 | 3 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 |
The best time to visit Walworth County during the most sunny months:
Months with the longest average daylight duration in Walworth County:
The largest precipitation sum in Walworth County is at