TODAY MAY29
TEMPERATURE73
HUMIDITY47
PRESSURE29.97
WIND COND.330 13.9
  • 7146Sat
  • 6848Sun
  • 7360Mon
  • 8767Tue
  • 8865Wed
daynightWeather update from Greater Kankakee Airport at
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Grant 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
January18°F34°F25°F3.2"
February19°F36°F27°F2.6"
March32°F51°F40°F3.2"
April41°F64°F51°F5.2"
May51°F74°F62°F5.3"
June61°F83°F71°F9.7"
July64°F86°F74°F5.3"
August62°F84°F73°F9.8"
September55°F79°F66°F6.1"
October44°F65°F54°F7.0"
November34°F52°F42°F3.8"
December24°F38°F31°F3.7"

Did you know?

  • The highest monthly average temperature in Grant Park for July is 74 degrees.
  • The lowest monthly average temperature in Grant Park for January is 25 degrees.
  • The most monthly precipitation in Grant Park occurs in August with 9.8 inches.
  • The air quality index in Grant Park is 21% worse than the national average.
  • The pollution index in Grant Park is 22% better than the national average.

Compare Grant Park, IL Weather To Other Cities

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      Grant 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.
      IndexGrant ParkIllinoisNational
      Air quality index604150
      Pollution index3,962,3603,347,2955,066,862

      Grant 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

      Grant Park air quality information

      PollutantTotal
      Arsenic0.002%
      Benzene0.070%
      Carbon Tetrachloride0.020%
      Lead0.300%
      Mercury0.110%

      Average monthly Grant Park temperature with heat index

      Grant Park monthly precipitation with daily maximum

      Grant Park monthly snow depth with daily maximum

      Grant Park monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Sammons Point, IL346198%
      Lake Dalecarlia, IN1,5083138%
      Lake Village, IN7693138%
      Bourbonnais, IL18,6076020%
      Kankakee, IL26,4246020%
      Grant Park, IL1,2726020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Lubeck, WV1,2723334%
      Laurens, IA1,2724118%
      Enfield, NH1,2723432%
      Vienna Bend, LA1,272435770%
      Bridgehampton, NY1,273492%
      Grant Park, IL1,2726020%
      Source: The Grant 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.