Average annual temperature is 17.2 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: -8.7 °C
Number of sunny days: 218 days
Number of rainy days: 147 days
Look at detailed online map of Clarks Heights
* Weather data for Clarks Heights 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) | 20.8 | 23.0 | 26.0 | 28.5 | 33.1 | 39.0 | 38.9 | 40.4 | 36.5 | 30.9 | 26.7 | 20.5 |
| Average daytime temperature (°C) | 12.6 | 14.0 | 16.8 | 21.5 | 26.6 | 31.8 | 34.7 | 35.3 | 31.2 | 23.0 | 17.2 | 13.1 |
| Average temperature (°C) | 6.6 | 7.1 | 10.6 | 15.2 | 20.7 | 25.6 | 28.5 | 29.2 | 25.2 | 17.6 | 11.4 | 7.9 |
| Average night temperature (°C) | 2.3 | 2.7 | 6.1 | 10.2 | 15.9 | 20.4 | 23.8 | 24.0 | 20.5 | 13.5 | 7.1 | 4.4 |
| Absolute minimum temperature (°C) | -8.7 | -6.9 | -4.7 | 4.7 | 6.4 | 16.3 | 19.4 | 18.0 | 16.5 | -0.2 | -2.7 | -2.3 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.1 | 7.0 | 7.8 | 9.7 | 9.8 | 11.5 | 11.7 | 11.9 | 10.5 | 8.2 | 7.8 | 7.0 |
| Precipitation (mm) | 46 | 77 | 132 | 98 | 123 | 98 | 135 | 40 | 87 | 76 | 37 | 62 |
| Sunny days | 21 | 16 | 20 | 14 | 12 | 12 | 17 | 22 | 17 | 20 | 24 | 23 |
| Rainy days | 10 | 12 | 11 | 16 | 19 | 18 | 14 | 9 | 13 | 11 | 6 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Clarks Heights during the most sunny months:
The largest precipitation sum in Clarks Heights is at