Average annual temperature is 19.1 °C
Absolute maximum temperature: 43.2 °C
Absolute minimum temperature: -6.1 °C
Number of sunny days: 297 days
Number of rainy days: 68 days
Look at detailed online map of Illinois Camp
* Weather data for Illinois Camp 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) | 22.3 | 26.6 | 28.9 | 34.3 | 35.4 | 43.2 | 42.2 | 41.1 | 39.0 | 32.1 | 30.9 | 23.7 |
| Average daytime temperature (°C) | 15.1 | 16.1 | 22.2 | 26.5 | 31.1 | 37.1 | 38.3 | 36.4 | 34.2 | 26.4 | 19.2 | 15.6 |
| Average temperature (°C) | 7.7 | 7.9 | 14.2 | 17.8 | 23.2 | 29.6 | 31.6 | 30.2 | 27.0 | 19.4 | 11.8 | 8.3 |
| Average night temperature (°C) | 1.8 | 1.8 | 7.3 | 10.2 | 15.5 | 21.3 | 24.1 | 23.4 | 19.9 | 13.1 | 6.2 | 2.2 |
| Absolute minimum temperature (°C) | -4.2 | -6.1 | 0.4 | 3.5 | 11.2 | 15.3 | 20.6 | 17.8 | 16.5 | -0.4 | -0.9 | -3.9 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 8.3 | 8.1 | 10.3 | 11.6 | 11.6 | 12.8 | 12.9 | 11.7 | 10.8 | 9.6 | 7.8 | 8.4 |
| Precipitation (mm) | 21 | 3 | 3 | 3 | 7 | 2 | 4 | 17 | 3 | 11 | 9 | 20 |
| Sunny days | 29 | 23 | 28 | 27 | 19 | 25 | 27 | 23 | 24 | 24 | 24 | 24 |
| Rainy days | 2 | 5 | 3 | 3 | 12 | 5 | 4 | 8 | 6 | 7 | 6 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Illinois Camp during the most sunny months:
The largest precipitation sum in Illinois Camp is at