TODAY MAY13
TEMPERATURE43
HUMIDITY64
PRESSURE30.43
WIND COND.
  • 6640Thu
  • 6946Fri
  • 7052Sat30%
  • 6855Sun
  • 7254Mon
daynightWeather update from Greater Kankakee Airport at

Key findings

  • The highest monthly average temperature in Grant Park for July is 74.5 degrees
  • The lowest monthly average temperature in Grant Park for January is 25.5 degrees
  • The most monthly precipitation in Grant Park occurs in August with 9.8 inches
  • The air quality index in Grant Park is 11% worse than the national average
  • The pollution index in Grant Park is 22% better than the national average

Compare Grant Park, IL Weather

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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"

      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 index554150
      Pollution index3,962,3603,347,2955,066,862

      Grant Park air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality121
      Days with moderate air quality227
      Days w/ poor A.Q. for sensitive groups16
      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, IL3460100%
      Lake Village, IN7693726%
      Lake Dalecarlia, IN1,5083726%
      Bourbonnais, IL18,6075510%
      Bradley, IL15,6685510%
      Grant Park, IL1,2725510%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Enfield, NH1,2723432%
      Vienna Bend, LA1,2723040%
      Lubeck, WV1,2723530%
      Laurens, IA1,2723530%
      Rough and Ready, CA1,2714412%
      Grant Park, IL1,2725510%
      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.