Average annual temperature is 12.1 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: -17.5 °C
Number of sunny days: 187 days
Number of rainy days: 168 days
Number of snow days: 10 days
Look at detailed online map of Coal City
* Weather data for Coal City 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) | 13.8 | 13.7 | 20.7 | 26.3 | 33.2 | 34.4 | 34.6 | 36.5 | 33.7 | 28.5 | 21.1 | 15.2 |
| Average daytime temperature (°C) | 3.9 | 6.8 | 9.2 | 17.8 | 24.8 | 29.1 | 28.8 | 28.1 | 25.0 | 17.8 | 10.8 | 7.5 |
| Average temperature (°C) | 0.1 | 1.3 | 3.7 | 10.8 | 17.7 | 22.2 | 23.4 | 22.6 | 19.8 | 13.2 | 5.6 | 3.7 |
| Average night temperature (°C) | -2.8 | -2.8 | -0.2 | 4.9 | 11.4 | 15.9 | 18.3 | 18.0 | 15.6 | 9.5 | 1.5 | 0.9 |
| Absolute minimum temperature (°C) | -17.5 | -16.9 | -11.6 | -2.8 | 2.2 | 9.9 | 14.0 | 11.4 | 9.4 | -2.0 | -9.8 | -7.5 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 3.2 | 7.6 | 6.6 | 9.2 | 10.6 | 12.3 | 11.8 | 10.8 | 8.4 | 6.7 | 7.4 | 4.3 |
| Precipitation (mm) | 67 | 85 | 120 | 60 | 83 | 28 | 124 | 113 | 128 | 140 | 25 | 67 |
| Sunny days | 11 | 17 | 11 | 16 | 20 | 19 | 12 | 14 | 15 | 14 | 23 | 15 |
| Rainy days | 15 | 10 | 19 | 14 | 11 | 11 | 19 | 17 | 15 | 16 | 7 | 14 |
| Snow days | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 |
The best time to visit Coal City during the most sunny months:
The largest precipitation sum in Coal City is at