Average annual temperature is 12.8 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: -13.7 °C
Number of sunny days: 201 days
Number of rainy days: 154 days
Number of snow days: 10 days
Look at detailed online map of Champaign
* Weather data for Champaign 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) | 18.3 | 17.3 | 20.1 | 27.6 | 31.4 | 33.2 | 33.8 | 35.7 | 31.6 | 28.9 | 24.1 | 15.6 |
| Average daytime temperature (°C) | 5.7 | 8.8 | 10.4 | 18.6 | 24.9 | 29.2 | 28.8 | 27.6 | 25.3 | 18.5 | 12.0 | 8.2 |
| Average temperature (°C) | 1.4 | 2.9 | 4.7 | 11.5 | 18.5 | 22.9 | 23.6 | 22.8 | 20.1 | 13.7 | 6.5 | 4.1 |
| Average night temperature (°C) | -1.5 | -1.4 | 0.3 | 5.8 | 12.2 | 16.8 | 18.9 | 18.5 | 15.4 | 9.6 | 2.1 | 1.3 |
| Absolute minimum temperature (°C) | -12.9 | -13.7 | -10.0 | -1.8 | 2.8 | 10.4 | 14.5 | 11.7 | 10.5 | -2.9 | -9.6 | -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 | 7.4 | 6.4 | 9.3 | 11.0 | 12.3 | 12.4 | 10.9 | 9.8 | 7.0 | 7.8 | 4.6 |
| Precipitation (mm) | 64 | 89 | 118 | 70 | 61 | 37 | 118 | 80 | 72 | 90 | 18 | 80 |
| Sunny days | 13 | 19 | 14 | 16 | 18 | 21 | 10 | 15 | 17 | 18 | 22 | 18 |
| Rainy days | 11 | 8 | 15 | 14 | 13 | 9 | 21 | 16 | 13 | 13 | 8 | 13 |
| Snow days | 7 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Champaign during the most sunny months:
The largest precipitation sum in Champaign is at