Annual Weather Averages Near Evanston
Averages are for Pal-Waukee Airport, which is 19 kilometers from Evanston.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Evanston
High Temp: 29 °C
Low Temp: -8 °C
Mean Temp: 10 °C
Precipitation: 69.2 mm
Humidity: 68%
Dew Point: 4 °C
Wind: 22 km/h
Pressure: 101.75 kPa
Visibility: 15 km
January Climate & Weather Averages in Evanston
High Temp: 0 °C
Low Temp: -8 °C
Mean Temp: -4 °C
Precipitation: 40.3 mm
Humidity: 74%
Dew Point: -8 °C
Wind: 26 km/h
Pressure: 101.99 kPa
Visibility: 13 km
February Climate & Weather Averages in Evanston
High Temp: 2 °C
Low Temp: -7 °C
Mean Temp: -2 °C
Precipitation: 37.5 mm
Humidity: 71%
Dew Point: -7 °C
Wind: 26 km/h
Pressure: 101.97 kPa
Visibility: 14 km
March Climate & Weather Averages in Evanston
High Temp: 8 °C
Low Temp: -2 °C
Mean Temp: 3 °C
Precipitation: 47.4 mm
Humidity: 67%
Dew Point: -3 °C
Wind: 25 km/h
Pressure: 101.95 kPa
Visibility: 15 km
April Climate & Weather Averages in Evanston
High Temp: 14 °C
Low Temp: 3 °C
Mean Temp: 9 °C
Precipitation: 79.6 mm
Humidity: 63%
Dew Point: 2 °C
Wind: 25 km/h
Pressure: 101.58 kPa
Visibility: 16 km
May Climate & Weather Averages in Evanston
High Temp: 20 °C
Low Temp: 9 °C
Mean Temp: 15 °C
Precipitation: 100.8 mm
Humidity: 64%
Dew Point: 8 °C
Wind: 22 km/h
Pressure: 101.57 kPa
Visibility: 17 km
June Climate & Weather Averages in Evanston
High Temp: 26 °C
Low Temp: 15 °C
Mean Temp: 21 °C
Precipitation: 103.3 mm
Humidity: 65%
Dew Point: 14 °C
Wind: 19 km/h
Pressure: 101.43 kPa
Visibility: 16 km
July Climate & Weather Averages in Evanston
High Temp: 29 °C
Low Temp: 18 °C
Mean Temp: 23 °C
Precipitation: 82.0 mm
Humidity: 66%
Dew Point: 17 °C
Wind: 18 km/h
Pressure: 101.53 kPa
Visibility: 16 km
August Climate & Weather Averages in Evanston
High Temp: 28 °C
Low Temp: 18 °C
Mean Temp: 23 °C
Precipitation: 89.4 mm
Humidity: 69%
Dew Point: 17 °C
Wind: 16 km/h
Pressure: 101.64 kPa
Visibility: 16 km
September Climate & Weather Averages in Evanston
High Temp: 24 °C
Low Temp: 13 °C
Mean Temp: 18 °C
Precipitation: 72.4 mm
Humidity: 68%
Dew Point: 12 °C
Wind: 18 km/h
Pressure: 101.75 kPa
Visibility: 16 km
October Climate & Weather Averages in Evanston
High Temp: 17 °C
Low Temp: 6 °C
Mean Temp: 12 °C
Precipitation: 78.8 mm
Humidity: 68%
Dew Point: 6 °C
Wind: 21 km/h
Pressure: 101.79 kPa
Visibility: 16 km
November Climate & Weather Averages in Evanston
High Temp: 9 °C
Low Temp: 0 °C
Mean Temp: 5 °C
Precipitation: 52.9 mm
Humidity: 69%
Dew Point: -1 °C
Wind: 24 km/h
Pressure: 101.92 kPa
Visibility: 15 km
December Climate & Weather Averages in Evanston
High Temp: 3 °C
Low Temp: -5 °C
Mean Temp: -1 °C
Precipitation: 45.8 mm
Humidity: 74%
Dew Point: -5 °C
Wind: 24 km/h
Pressure: 101.91 kPa
Visibility: 13 km