Average annual temperature is 24.6 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 4.4 °C
Number of sunny days: 171 days
Number of rainy days: 194 days
Look at detailed online map of Illinois Heights Colonia
* Weather data for Illinois Heights Colonia 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) | 30.1 | 31.8 | 33.8 | 32.3 | 32.5 | 36.8 | 36.1 | 37.6 | 36.4 | 34.9 | 30.9 | 27.8 |
| Average daytime temperature (°C) | 24.5 | 23.8 | 26.9 | 27.7 | 30.0 | 34.1 | 34.5 | 35.1 | 34.9 | 30.3 | 24.4 | 23.4 |
| Average temperature (°C) | 20.2 | 18.7 | 22.5 | 23.4 | 26.0 | 29.4 | 30.2 | 30.3 | 29.9 | 25.5 | 19.9 | 18.8 |
| Average night temperature (°C) | 17.2 | 15.3 | 19.3 | 20.0 | 22.7 | 26.1 | 26.8 | 26.7 | 26.3 | 22.1 | 16.6 | 15.4 |
| Absolute minimum temperature (°C) | 7.7 | 4.4 | 8.2 | 12.9 | 20.0 | 21.5 | 24.1 | 23.7 | 23.0 | 9.4 | 9.4 | 7.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.6 | 13.0 | 12.3 | 11.5 | 10.9 | 10.6 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.6 | 8.9 | 7.8 | 9.3 | 10.3 | 12.6 | 12.4 | 11.7 | 11.2 | 8.5 | 5.8 | 6.8 |
| Precipitation (mm) | 25 | 15 | 56 | 158 | 108 | 22 | 54 | 72 | 44 | 32 | 124 | 28 |
| Sunny days | 14 | 15 | 13 | 9 | 9 | 21 | 18 | 16 | 11 | 13 | 11 | 21 |
| Rainy days | 17 | 13 | 18 | 21 | 22 | 9 | 13 | 15 | 19 | 18 | 19 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Illinois Heights Colonia during the most sunny months:
The largest precipitation sum in Illinois Heights Colonia is at