Average annual temperature is 11.1 °C
Absolute maximum temperature: 37 °C
Absolute minimum temperature: -19.4 °C
Number of sunny days: 179
Number of rainy days: 173
Number of snow days: 13
Average annual precipitation: 1246 mm
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* Weather data for Chicago 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) | 12.7 | 14.7 | 20.4 | 26.7 | 30.2 | 30.7 | 32.2 | 37 | 34.6 | 27.8 | 19.7 | 13.3 |
| Average daytime temperature (°C) | 3.3 | 5.6 | 6.9 | 16 | 19.1 | 24.6 | 26.7 | 26.2 | 23.1 | 16.8 | 9.8 | 6.5 |
| Average temperature (°C) | -0.2 | 0.4 | 2.5 | 9.7 | 14 | 19.4 | 22.2 | 22 | 19.5 | 12.8 | 5.5 | 3.5 |
| Average night temperature (°C) | -2.8 | -3.3 | -0.5 | 4.8 | 9.8 | 15.5 | 18.5 | 18.6 | 16.1 | 9.9 | 1.8 | 1.2 |
| Absolute minimum temperature (°C) | -19.4 | -17.9 | -10.5 | -2.2 | 2.7 | 9.7 | 15.3 | 13.9 | 11.4 | -2.1 | -10.1 | -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 | 15.2 | 14.4 | 13.2 | 11.8 | 10.4 | 9.4 |
| Daylight mean duration (h) | 9.5 | 10.6 | 12 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.2 | 10 | 11.2 | 12.7 | 14 | 15 | 14.5 | 13.2 | 11.8 | 10.4 | 9.4 | 9.1 |
| Sunshine mean duration (h) | 4.2 | 8.3 | 7.4 | 9.4 | 10.7 | 11.9 | 12.2 | 10.7 | 8.4 | 7.4 | 7.5 | 5.7 |
| Precipitation (mm) | 65 | 90 | 76 | 79 | 48 | 62 | 309 | 112 | 170 | 126 | 35 | 74 |
| Sunny days | 11 | 18 | 12 | 15 | 21 | 19 | 13 | 13 | 10 | 11 | 21 | 15 |
| Rainy days | 12 | 9 | 18 | 15 | 10 | 11 | 18 | 18 | 20 | 20 | 8 | 14 |
| Snow days | 8 | 1 | 1 | 1 | 2 |
The best time to visit Chicago during the most sunny months:
The largest precipitation sum in Chicago is at