Average annual temperature is 8.9 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: -32.1 °C
Number of sunny days: 212 days
Number of rainy days: 116 days
Number of snow days: 37 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) | 12.7 | 14.9 | 19.4 | 27.8 | 27.3 | 33.1 | 35.9 | 36.8 | 34.8 | 30.3 | 22.8 | 14.3 |
| Average daytime temperature (°C) | 0.5 | 6.3 | 9.9 | 17.5 | 22.3 | 24.2 | 29.9 | 29.8 | 26.9 | 19.1 | 12.7 | 7.9 |
| Average temperature (°C) | -5.5 | -3.3 | 1.1 | 7.7 | 14.4 | 17.2 | 21.7 | 21.5 | 17.8 | 10.6 | 3.1 | 0.2 |
| Average night temperature (°C) | -10.7 | -10.4 | -5.3 | -0.2 | 7.5 | 11.1 | 14.4 | 14.6 | 10.3 | 3.7 | -3.2 | -4.5 |
| Absolute minimum temperature (°C) | -25.8 | -32.1 | -12.1 | -8.5 | 3.0 | 8.8 | 10.1 | 11.7 | 5.0 | -14.5 | -12.3 | -9.3 |
| 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 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 6.1 | 8.6 | 9.3 | 10.5 | 10.3 | 11.2 | 12.6 | 11.2 | 10.9 | 9.0 | 7.7 | 6.8 |
| Precipitation (mm) | 26 | 15 | 31 | 54 | 151 | 152 | 53 | 85 | 33 | 25 | 11 | 11 |
| Sunny days | 17 | 21 | 15 | 15 | 9 | 11 | 15 | 18 | 22 | 23 | 24 | 22 |
| Rainy days | 1 | 1 | 11 | 11 | 22 | 19 | 16 | 13 | 8 | 6 | 4 | 4 |
| Snow days | 13 | 6 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 5 |
The best time to visit Evanston during the most sunny months:
The largest precipitation sum in Evanston is at