TODAY MAY28
TEMPERATURE80
HUMIDITY58
PRESSURE29.79
WIND COND.230 16.1
  • 7252Fri
  • 6948Sat
  • 6951Sun
  • 7260Mon
  • 8268Tue
daynightWeather update from Chicago / West Chicago, Dupage Airport at
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Glendale Heights Average Temperature

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
January16°F32°F24°F1.4"
February17°F34°F25°F1.2"
March30°F49°F38°F2.2"
April39°F62°F50°F3.8"
May49°F73°F60°F4.5"
June59°F82°F70°F4.4"
July63°F85°F74°F4.1"
August62°F83°F72°F3.8"
September54°F77°F65°F3.4"
October43°F64°F53°F3.1"
November32°F50°F40°F1.9"
December21°F36°F29°F2.1"

Did you know?

  • The highest monthly average temperature in Glendale Heights for July is 74 degrees.
  • The lowest monthly average temperature in Glendale Heights for January is 24 degrees.
  • The most monthly precipitation in Glendale Heights occurs in May with 4.5 inches.
  • The air quality index in Glendale Heights is 21% worse than the national average.
  • The pollution index in Glendale Heights is 196% worse than the national average.

Compare Glendale Heights, IL Weather To Other Cities

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      Glendale Heights 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.
      IndexGlendale HeightsIllinoisNational
      Air quality index604150
      Pollution index14,981,3003,347,2955,066,862

      Glendale Heights 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

      Glendale Heights air quality information

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

      Average monthly Glendale Heights temperature with heat index

      Glendale Heights monthly precipitation with daily maximum

      Glendale Heights monthly snow depth with daily maximum

      Glendale Heights monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Montgomery, IL19,055198%
      Arlington Heights, IL75,7216020%
      Bellwood, IL19,1466020%
      Bloomingdale, IL22,2216020%
      Brookfield, IL18,9666020%
      Glendale Heights, IL34,3956020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Pleasant Hill, CA34,3954314%
      University CDP (Orange County), FL34,3794314%
      Gahanna, OH34,3734314%
      Spring Hill, TN34,3643138%
      Cooper City, FL34,3644118%
      Glendale Heights, IL34,3956020%
      Source: The Glendale Heights, 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.