Average annual temperature is 10.7 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: -25.9 °C
Number of sunny days: 180 days
Number of rainy days: 163 days
Number of snow days: 22 days
Look at detailed online map of South Beloit
* Weather data for South Beloit 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) | 9.3 | 12.3 | 19.9 | 25.6 | 32.6 | 33.0 | 34.3 | 37.1 | 34.2 | 27.7 | 18.6 | 13.2 |
| Average daytime temperature (°C) | 1.7 | 3.9 | 6.9 | 15.6 | 23.1 | 28.0 | 29.2 | 28.3 | 24.7 | 16.2 | 8.7 | 5.8 |
| Average temperature (°C) | -2.0 | -1.5 | 1.6 | 9.1 | 16.0 | 21.4 | 23.3 | 22.6 | 19.4 | 11.9 | 3.9 | 2.3 |
| Average night temperature (°C) | -4.7 | -5.6 | -2.6 | 3.5 | 9.8 | 15.2 | 17.8 | 17.7 | 15.4 | 8.1 | 0.1 | -0.3 |
| Absolute minimum temperature (°C) | -25.9 | -23.0 | -13.2 | -2.6 | 0.5 | 6.8 | 13.1 | 9.7 | 8.8 | -2.5 | -11.8 | -7.9 |
| 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 | 15.2 | 14.9 | 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) | 3.7 | 7.1 | 6.7 | 8.9 | 11.0 | 12.1 | 12.3 | 11.1 | 8.5 | 7.0 | 6.8 | 4.1 |
| Precipitation (mm) | 60 | 93 | 100 | 85 | 49 | 24 | 81 | 68 | 123 | 101 | 48 | 63 |
| Sunny days | 12 | 15 | 12 | 15 | 21 | 18 | 14 | 15 | 10 | 13 | 21 | 14 |
| Rainy days | 11 | 9 | 15 | 15 | 10 | 12 | 17 | 16 | 20 | 17 | 8 | 13 |
| Snow days | 8 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 4 |
The best time to visit South Beloit during the most sunny months:
The largest precipitation sum in South Beloit is at