Average annual temperature is 10.9 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: -26.6 °C
Number of sunny days: 209 days
Number of rainy days: 134 days
Number of snow days: 22 days
Look at detailed online map of Evanston
* Weather data for Evanston 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) | 10.1 | 11.5 | 23.7 | 28.1 | 31.4 | 32.2 | 34.4 | 37.3 | 34.3 | 31.2 | 17.7 | 12.4 |
| Average daytime temperature (°C) | -0.6 | 2.8 | 6.6 | 16.6 | 24.7 | 28.9 | 28.3 | 28.5 | 26.2 | 17.3 | 10.4 | 6.1 |
| Average temperature (°C) | -4.6 | -3.0 | 0.7 | 9.9 | 18.0 | 22.8 | 22.8 | 23.4 | 20.4 | 12.3 | 4.9 | 1.6 |
| Average night temperature (°C) | -7.7 | -7.7 | -3.5 | 4.4 | 11.6 | 17.0 | 17.5 | 18.8 | 15.6 | 8.3 | 0.7 | -1.5 |
| Absolute minimum temperature (°C) | -26.6 | -25.6 | -13.5 | -4.9 | 1.5 | 8.6 | 11.0 | 12.7 | 9.7 | -4.7 | -11.4 | -6.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.5 | 6.6 | 7.4 | 9.4 | 11.1 | 12.2 | 12.4 | 11.5 | 10.1 | 7.4 | 6.9 | 4.8 |
| Precipitation (mm) | 59 | 41 | 83 | 66 | 80 | 75 | 54 | 75 | 49 | 113 | 7 | 49 |
| Sunny days | 17 | 18 | 13 | 18 | 17 | 17 | 15 | 15 | 15 | 18 | 23 | 23 |
| Rainy days | 7 | 8 | 9 | 10 | 14 | 13 | 16 | 16 | 15 | 13 | 6 | 7 |
| Snow days | 7 | 2 | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Evanston during the most sunny months:
The largest precipitation sum in Evanston is at