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Climate & Weather Averages in Evanston, Illinois, USA

Currently: 31 °F. Partly sunny. (Weather station: Pal-Waukee Airport, USA). See more current weather

Annual Weather Averages Near Evanston

Averages are for Pal-Waukee Airport, which is 12 miles from Evanston.

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Evanston

High Temp: 83 °F

Low Temp: 17 °F

Mean Temp: 50 °F

Precipitation: 1.24"

Humidity: 69%

Dew Point: 40 °F

Wind: 8 mph

Pressure: 30.05 "Hg

Visibility: 10 mi

January Climate & Weather Averages in Evanston

High Temp: 32 °F

Low Temp: 17 °F

Mean Temp: 25 °F

Precipitation: 0.74"

Humidity: 74%

Dew Point: 18 °F

Wind: 9 mph

Pressure: 30.11 "Hg

Visibility: 9 mi

February Climate & Weather Averages in Evanston

High Temp: 35 °F

Low Temp: 20 °F

Mean Temp: 27 °F

Precipitation: 0.64"

Humidity: 71%

Dew Point: 19 °F

Wind: 9 mph

Pressure: 30.12 "Hg

Visibility: 9 mi

March Climate & Weather Averages in Evanston

High Temp: 45 °F

Low Temp: 28 °F

Mean Temp: 37 °F

Precipitation: 0.87"

Humidity: 67%

Dew Point: 27 °F

Wind: 9 mph

Pressure: 30.10 "Hg

Visibility: 10 mi

April Climate & Weather Averages in Evanston

High Temp: 57 °F

Low Temp: 38 °F

Mean Temp: 47 °F

Precipitation: 1.68"

Humidity: 63%

Dew Point: 35 °F

Wind: 9 mph

Pressure: 30.00 "Hg

Visibility: 11 mi

May Climate & Weather Averages in Evanston

High Temp: 68 °F

Low Temp: 48 °F

Mean Temp: 58 °F

Precipitation: 1.95"

Humidity: 64%

Dew Point: 46 °F

Wind: 8 mph

Pressure: 30.00 "Hg

Visibility: 11 mi

June Climate & Weather Averages in Evanston

High Temp: 79 °F

Low Temp: 58 °F

Mean Temp: 68 °F

Precipitation: 1.54"

Humidity: 66%

Dew Point: 57 °F

Wind: 7 mph

Pressure: 29.96 "Hg

Visibility: 10 mi

July Climate & Weather Averages in Evanston

High Temp: 83 °F

Low Temp: 64 °F

Mean Temp: 74 °F

Precipitation: 1.41"

Humidity: 66%

Dew Point: 62 °F

Wind: 6 mph

Pressure: 29.99 "Hg

Visibility: 11 mi

August Climate & Weather Averages in Evanston

High Temp: 81 °F

Low Temp: 63 °F

Mean Temp: 72 °F

Precipitation: 1.83"

Humidity: 69%

Dew Point: 62 °F

Wind: 6 mph

Pressure: 30.02 "Hg

Visibility: 10 mi

September Climate & Weather Averages in Evanston

High Temp: 74 °F

Low Temp: 54 °F

Mean Temp: 64 °F

Precipitation: 1.14"

Humidity: 68%

Dew Point: 54 °F

Wind: 7 mph

Pressure: 30.05 "Hg

Visibility: 11 mi

October Climate & Weather Averages in Evanston

High Temp: 62 °F

Low Temp: 42 °F

Mean Temp: 52 °F

Precipitation: 1.16"

Humidity: 68%

Dew Point: 42 °F

Wind: 8 mph

Pressure: 30.07 "Hg

Visibility: 11 mi

November Climate & Weather Averages in Evanston

High Temp: 48 °F

Low Temp: 32 °F

Mean Temp: 40 °F

Precipitation: 1.15"

Humidity: 70%

Dew Point: 31 °F

Wind: 9 mph

Pressure: 30.09 "Hg

Visibility: 10 mi

December Climate & Weather Averages in Evanston

High Temp: 36 °F

Low Temp: 23 °F

Mean Temp: 29 °F

Precipitation: 0.76"

Humidity: 76%

Dew Point: 23 °F

Wind: 9 mph

Pressure: 30.11 "Hg

Visibility: 9 mi

Quick Climate Info

Hottest MonthJuly (74 °F avg)
Coldest MonthJanuary (25 °F avg)
Wettest MonthMay (1.95" avg)
Windiest MonthJanuary (9 mph avg)
Annual precip.14.88" (per year)

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