Average annual temperature is 11.8 °C
Absolute maximum temperature: 37 °C
Absolute minimum temperature: -17 °C
Number of sunny days: 183
Number of rainy days: 171
Number of snow days: 11
Average annual precipitation: 1180 mm
Look at detailed online map of Joliet
* Weather data for Joliet United States is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.3 | 13.9 | 20.7 | 26 | 31.9 | 32.8 | 34.1 | 37 | 34.2 | 28.2 | 20.2 | 15.1 |
| Average daytime temperature (°C) | 3.8 | 6.8 | 8.7 | 17.1 | 23.2 | 28.3 | 29 | 28 | 24.9 | 17.4 | 10.4 | 7.2 |
| Average temperature (°C) | 0 | 1.2 | 3.3 | 10.3 | 16.6 | 21.5 | 23.2 | 22.5 | 19.7 | 13.3 | 5.2 | 3.7 |
| Average night temperature (°C) | -3 | -2.9 | -0.5 | 4.4 | 11 | 15.6 | 18.1 | 17.9 | 15.6 | 9.4 | 1.1 | 1 |
| Absolute minimum temperature (°C) | -17 | -16.9 | -11.3 | -2.9 | 1.7 | 8.4 | 14.2 | 12.1 | 10.1 | -2.4 | -10 | -7.6 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10 | 11.2 | 12.7 | 14 | 15 | 15.2 | 15.1 | 14.4 | 13.1 | 11.8 | 10.4 | 9.4 |
| Daylight mean duration (h) | 9.6 | 10.6 | 12 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.2 | 10.1 | 11.3 | 12.7 | 14 | 15 | 14.4 | 13.2 | 11.8 | 10.5 | 9.4 | 9.2 |
| Sunshine mean duration (h) | 4.1 | 8.2 | 6.6 | 9.1 | 10.9 | 12.2 | 11.6 | 10.6 | 8.4 | 6.9 | 8.1 | 6.2 |
| Precipitation (mm) | 75 | 88 | 111 | 85 | 63 | 48 | 176 | 126 | 156 | 122 | 57 | 75 |
| Sunny days | 11 | 17 | 11 | 15 | 20 | 16 | 14 | 17 | 13 | 13 | 23 | 13 |
| Rainy days | 14 | 9 | 19 | 15 | 11 | 14 | 17 | 14 | 17 | 18 | 6 | 17 |
| Snow days | 6 | 2 | 1 | 1 | 1 |
The best time to visit Joliet during the most sunny months:
The largest precipitation sum in Joliet is at