Average annual temperature is 12.8 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: -13.8 °C
Number of sunny days: 197 days
Number of rainy days: 158 days
Number of snow days: 10 days
Look at detailed online map of Champaign County
* Weather data for Champaign 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) | 18.4 | 17.2 | 19.9 | 27.4 | 31.6 | 33.5 | 34.0 | 35.7 | 31.6 | 29.1 | 24.2 | 15.7 |
| Average daytime temperature (°C) | 5.7 | 8.9 | 10.5 | 18.7 | 25.3 | 29.4 | 29.0 | 27.7 | 25.4 | 18.7 | 12.0 | 8.3 |
| Average temperature (°C) | 1.4 | 2.8 | 4.7 | 11.5 | 18.7 | 23.0 | 23.6 | 22.7 | 20.0 | 13.7 | 6.4 | 4.1 |
| Average night temperature (°C) | -1.6 | -1.5 | 0.2 | 5.6 | 12.3 | 16.8 | 18.8 | 18.4 | 15.3 | 9.6 | 2.0 | 1.3 |
| Absolute minimum temperature (°C) | -12.9 | -13.8 | -10.3 | -1.9 | 2.7 | 10.2 | 14.5 | 11.5 | 10.1 | -2.9 | -9.7 | -7.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.9 | 7.5 | 6.4 | 9.3 | 11.0 | 12.2 | 12.4 | 10.9 | 9.9 | 6.9 | 7.7 | 4.6 |
| Precipitation (mm) | 56 | 85 | 99 | 65 | 48 | 30 | 132 | 97 | 57 | 98 | 21 | 76 |
| Sunny days | 12 | 19 | 13 | 17 | 19 | 23 | 9 | 15 | 15 | 16 | 22 | 17 |
| Rainy days | 12 | 8 | 16 | 13 | 12 | 7 | 22 | 16 | 15 | 15 | 8 | 14 |
| Snow days | 7 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Champaign County during the most sunny months:
The largest precipitation sum in Champaign County is at