Average annual temperature is 14.8 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: -7.6 °C
Number of sunny days: 201 days
Number of rainy days: 161 days
Number of snow days: 3 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) | 18.8 | 22.9 | 24.8 | 28.3 | 30.0 | 33.4 | 34.9 | 36.9 | 32.4 | 30.0 | 26.0 | 18.3 |
| Average daytime temperature (°C) | 9.7 | 13.2 | 14.2 | 20.3 | 24.8 | 28.9 | 30.6 | 29.7 | 27.8 | 21.1 | 14.8 | 10.8 |
| Average temperature (°C) | 5.5 | 7.0 | 8.1 | 13.5 | 18.7 | 22.5 | 25.4 | 24.3 | 21.7 | 15.7 | 9.1 | 5.8 |
| Average night temperature (°C) | 2.3 | 2.7 | 3.6 | 8.2 | 13.4 | 17.1 | 21.0 | 19.9 | 16.7 | 11.6 | 4.9 | 2.4 |
| Absolute minimum temperature (°C) | -4.8 | -7.6 | -6.2 | 1.2 | 4.4 | 12.3 | 16.4 | 14.5 | 12.9 | -0.7 | -4.5 | -5.6 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 4.7 | 7.6 | 7.8 | 9.9 | 11.1 | 11.5 | 11.7 | 10.7 | 10.8 | 7.9 | 7.9 | 6.1 |
| Precipitation (mm) | 125 | 60 | 207 | 101 | 39 | 62 | 112 | 137 | 13 | 76 | 34 | 72 |
| Sunny days | 12 | 17 | 15 | 18 | 16 | 18 | 12 | 13 | 21 | 20 | 22 | 17 |
| Rainy days | 18 | 10 | 15 | 12 | 15 | 12 | 19 | 18 | 9 | 11 | 8 | 14 |
| Snow days | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Evanston during the most sunny months:
The largest precipitation sum in Evanston is at