TODAY MAY29
TEMPERATURE75
HUMIDITY45
PRESSURE29.93
WIND COND.280 12.8
  • 6950Sat
  • 6852Sun
  • 7160Mon20%
  • 8466Tue
  • 8666Wed
daynightWeather update from Chicago, Chicago Midway Airport at
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Forest Park 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
January20°F34°F26°F1.9"
February21°F36°F28°F1.6"
March33°F49°F40°F2.4"
April42°F62°F51°F3.6"
May52°F73°F61°F4.3"
June63°F82°F72°F4.6"
July68°F86°F76°F3.5"
August67°F83°F75°F5.1"
September60°F77°F68°F2.8"
October48°F65°F55°F3.9"
November36°F51°F43°F2.2"
December25°F37°F31°F2.2"

Did you know?

  • The highest monthly average temperature in Forest Park for July is 76 degrees.
  • The lowest monthly average temperature in Forest Park for January is 26 degrees.
  • The most monthly precipitation in Forest Park occurs in August with 5.1 inches.
  • The air quality index in Forest Park is 21% worse than the national average.
  • The pollution index in Forest Park is 6% better than the national average.

Compare Forest Park, IL Weather To Other Cities

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      Forest Park 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.
      IndexForest ParkIllinoisNational
      Air quality index604150
      Pollution index4,766,0003,347,2955,066,862

      Forest Park 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

      Forest Park air quality information

      PollutantTotal
      Arsenic0.060%
      Benzene0.050%
      Carbon Tetrachloride0.000%
      Lead0.020%
      Mercury0.090%

      Average monthly Forest Park temperature with heat index

      Forest Park monthly precipitation with daily maximum

      Forest Park monthly snow depth with daily maximum

      Forest Park monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Bedford Park, IL5816020%
      Berwyn, IL56,4146020%
      Bridgeview, IL16,3816020%
      Burr Ridge, IL10,7366020%
      Cicero, IL83,9726020%
      Forest Park, IL14,1376020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Jasper, AL14,13750= 100
      Willowick, OH14,1315510%
      Hewitt, TX14,1283922%
      Conway, FL14,1243628%
      Bridgetown, OH14,150548%
      Forest Park, IL14,1376020%
      Source: The Forest Park, 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.