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Climate & Weather Averages in Wheaton, Illinois, USA

Now
55 °F

Mostly cloudy.


Feels Like: 54 °F
Forecast: 49 / 40 °F
Wind: 6 mph from South

Location: Dupage Airport

Current Time: Oct 23, 2019 at 7:08:36 pm

Latest Report: Oct 23, 2019 at 5:52 pm


Visibility: 10 mi

Pressure: 29.89 "Hg

Humidity: 55%

Dew Point: 39 °F

Location of WheatonLocation

Annual Weather Averages Near Wheaton

Averages are for Dupage Airport, which is 8 miles from Wheaton.

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Wheaton

High Temp: 84 °F

Low Temp: 15 °F

Mean Temp: 49 °F

Precipitation: 1.29"

Humidity: 72%

Dew Point: 40 °F

Wind: 9 mph

Pressure: 30.04 "Hg

Visibility: 9 mi

January Climate & Weather Averages in Wheaton

High Temp: 31 °F

Low Temp: 15 °F

Mean Temp: 23 °F

Precipitation: 0.64"

Humidity: 80%

Dew Point: 18 °F

Wind: 10 mph

Pressure: 30.10 "Hg

Visibility: 8 mi

February Climate & Weather Averages in Wheaton

High Temp: 35 °F

Low Temp: 18 °F

Mean Temp: 26 °F

Precipitation: 0.57"

Humidity: 77%

Dew Point: 20 °F

Wind: 10 mph

Pressure: 30.11 "Hg

Visibility: 9 mi

March Climate & Weather Averages in Wheaton

High Temp: 47 °F

Low Temp: 27 °F

Mean Temp: 37 °F

Precipitation: 0.93"

Humidity: 71%

Dew Point: 28 °F

Wind: 10 mph

Pressure: 30.08 "Hg

Visibility: 10 mi

April Climate & Weather Averages in Wheaton

High Temp: 60 °F

Low Temp: 37 °F

Mean Temp: 49 °F

Precipitation: 1.76"

Humidity: 65%

Dew Point: 37 °F

Wind: 10 mph

Pressure: 29.98 "Hg

Visibility: 10 mi

May Climate & Weather Averages in Wheaton

High Temp: 71 °F

Low Temp: 48 °F

Mean Temp: 60 °F

Precipitation: 2.11"

Humidity: 67%

Dew Point: 48 °F

Wind: 9 mph

Pressure: 29.98 "Hg

Visibility: 10 mi

June Climate & Weather Averages in Wheaton

High Temp: 81 °F

Low Temp: 58 °F

Mean Temp: 69 °F

Precipitation: 2.01"

Humidity: 68%

Dew Point: 58 °F

Wind: 7 mph

Pressure: 29.95 "Hg

Visibility: 10 mi

July Climate & Weather Averages in Wheaton

High Temp: 84 °F

Low Temp: 63 °F

Mean Temp: 73 °F

Precipitation: 1.50"

Humidity: 70%

Dew Point: 63 °F

Wind: 7 mph

Pressure: 29.98 "Hg

Visibility: 10 mi

August Climate & Weather Averages in Wheaton

High Temp: 82 °F

Low Temp: 61 °F

Mean Temp: 71 °F

Precipitation: 1.72"

Humidity: 73%

Dew Point: 62 °F

Wind: 6 mph

Pressure: 30.01 "Hg

Visibility: 9 mi

September Climate & Weather Averages in Wheaton

High Temp: 75 °F

Low Temp: 52 °F

Mean Temp: 64 °F

Precipitation: 1.19"

Humidity: 71%

Dew Point: 54 °F

Wind: 7 mph

Pressure: 30.04 "Hg

Visibility: 10 mi

October Climate & Weather Averages in Wheaton

High Temp: 62 °F

Low Temp: 40 °F

Mean Temp: 51 °F

Precipitation: 1.21"

Humidity: 71%

Dew Point: 42 °F

Wind: 8 mph

Pressure: 30.05 "Hg

Visibility: 10 mi

November Climate & Weather Averages in Wheaton

High Temp: 48 °F

Low Temp: 30 °F

Mean Temp: 39 °F

Precipitation: 1.14"

Humidity: 75%

Dew Point: 32 °F

Wind: 10 mph

Pressure: 30.08 "Hg

Visibility: 9 mi

December Climate & Weather Averages in Wheaton

High Temp: 35 °F

Low Temp: 20 °F

Mean Temp: 28 °F

Precipitation: 0.69"

Humidity: 81%

Dew Point: 23 °F

Wind: 10 mph

Pressure: 30.10 "Hg

Visibility: 8 mi

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Quick Climate Info

Hottest MonthJuly (73 °F avg)
Coldest MonthJanuary (23 °F avg)
Wettest MonthMay (2.11" avg)
Windiest MonthApril (10 mph avg)
Annual precip.15.47" (per year)

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