Average annual temperature is 19.9 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: -1.6 °C
Number of sunny days: 175 days
Number of rainy days: 190 days
Look at detailed online map of Belleville
* Weather data for Belleville 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) | 25.3 | 27.3 | 28.2 | 30.1 | 34.2 | 37.3 | 37.8 | 39.4 | 35.3 | 31.1 | 26.4 | 23.7 |
| Average daytime temperature (°C) | 18.1 | 21.0 | 22.4 | 25.7 | 28.9 | 31.9 | 34.4 | 36.5 | 31.8 | 25.9 | 19.4 | 16.2 |
| Average temperature (°C) | 12.6 | 15.2 | 16.4 | 19.3 | 22.3 | 25.6 | 27.8 | 29.4 | 25.4 | 19.7 | 13.9 | 11.0 |
| Average night temperature (°C) | 8.4 | 11.3 | 11.8 | 14.1 | 17.1 | 20.6 | 23.0 | 24.1 | 20.6 | 14.8 | 9.8 | 7.0 |
| Absolute minimum temperature (°C) | -0.8 | 0.0 | -1.6 | 9.0 | 10.3 | 18.7 | 20.0 | 19.9 | 16.7 | 8.3 | 0.9 | 0.6 |
| 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) | 10.4 | 11.1 | 12.0 | 12.9 | 13.8 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.6 | 10.1 |
| 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 | 10.0 |
| Sunshine mean duration (h) | 7.2 | 7.4 | 8.7 | 9.5 | 10.8 | 11.2 | 11.6 | 11.6 | 10.7 | 9.1 | 6.6 | 7.1 |
| Precipitation (mm) | 118 | 87 | 99 | 100 | 139 | 173 | 107 | 53 | 84 | 54 | 82 | 86 |
| Sunny days | 13 | 10 | 15 | 15 | 11 | 9 | 9 | 13 | 16 | 23 | 19 | 22 |
| Rainy days | 18 | 18 | 16 | 15 | 20 | 21 | 22 | 18 | 14 | 8 | 11 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Belleville is at