TODAY AUG19
TEMPERATURE81
HUMIDITY62
PRESSURE29.99
WIND COND.20 6.9
  • 8868Sun
  • 8166Mon30%80%
  • 7757Tue80%20%
  • 7757Wed
  • 8060Thu
daynightWeather update from Chicago / West Chicago, Dupage Airport at

Wheaton Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January20°F33°F26°F3.6"
February18°F32°F24°F3.0"
March30°F49°F39°F3.1"
April39°F62°F49°F5.2"
May49°F72°F60°F3.7"
June60°F83°F72°F4.9"
July62°F84°F73°F7.8"
August64°F84°F74°F8.3"
September56°F80°F68°F2.9"
October47°F67°F56°F4.3"
November32°F50°F40°F3.1"
December18°F32°F25°F2.2"

Did you know?

  • The highest monthly average temperature in Wheaton for August is 74 degrees.
  • The lowest monthly average temperature in Wheaton for February is 24 degrees.
  • The most monthly precipitation in Wheaton occurs in August with 8.3 inches.
  • The air quality index in Wheaton is 20% worse than the national average.
  • The pollution index in Wheaton is 195% worse than the national average.

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Compare Wheaton, IL Weather To Other Cities

Wheaton air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexWheatonIllinoisNational
Air quality index604150
Pollution index14,981,3003,347,2955,066,862

Wheaton air quality information

MeasurementTotal
Days measured365
Days with good air quality72
Days with moderate air quality281
Days w/ poor A.Q. for sensitive groups11
Days with unhealthy air quality1

Wheaton air quality information

PollutantTotal
Arsenic0.010%
Benzene0.140%
Carbon Tetrachloride0.030%
Lead0.020%
Mercury0.010%

Average monthly Wheaton temperature with heat index

Wheaton monthly precipitation with daily maximum

Wheaton monthly snow depth with daily maximum

Wheaton monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Montgomery, IL19,055198%
Oswego, IL33,245198%
Lisle, IL22,9896020%
Maywood, IL24,0296020%
Naperville, IL145,7896020%
Wheaton, IL53,5686020%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Blue Springs, MO53,6415816%
Euless, TX53,675548%
Doral, FL53,4264118%
Ankeny, IA53,4134118%
Castle Rock, CO53,789548%
Wheaton, IL53,5686020%
Source: The Wheaton, IL weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.