TODAY DEC22
TEMPERATURE17
HUMIDITY70
PRESSURE103120
WIND COND.340 9.4
  • 3027Sun
  • 3727Mon40%
  • 3731Tue
  • 3935
  • 4438Thu
daynightWeather update from Chicago / Wheeling, Pal-Waukee Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Prairie Grove for July is 74.5 degrees
  • The lowest monthly average temperature in Prairie Grove for January is 24.9 degrees
  • The most monthly precipitation in Prairie Grove occurs in June with 4.7 inches
  • The air quality index in Prairie Grove is 7% better than the national average
  • The pollution index in Prairie Grove is 80% better than the national average

Compare Prairie Grove, IL Weather

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      Prairie Grove 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°F33°F25°F1.1"
      February19°F34°F26°F1.4"
      March30°F48°F38°F1.8"
      April39°F60°F49°F2.7"
      May49°F71°F60°F3.6"
      June60°F81°F69°F4.7"
      July65°F85°F74°F4.0"
      August64°F83°F73°F4.4"
      September56°F76°F66°F2.7"
      October45°F64°F54°F3.2"
      November34°F50°F42°F1.7"
      December23°F37°F30°F2.0"

      Prairie Grove 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.
      IndexPrairie GroveIllinoisNational
      Air quality index394142
      Pollution index543,5163,148,6942,726,193

      Prairie Grove air quality

      MeasurementTotal
      Days measured203
      Days with good air quality174
      Days with moderate air quality28
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.004%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Prairie Grove temperature with heat index

      Prairie Grove monthly precipitation with daily maximum

      Prairie Grove monthly snow depth with daily maximum

      Prairie Grove monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Greenwood, IL3523726.0%
      Hebron, IL1,7303726.0%
      Grandwood Park, IL5,1143922.0%
      McCullom Lake, IL1,1933922.0%
      Richmond, IL2,1063922.0%
      Prairie Grove, IL2,0233922.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Pahala, HI2,0231668.0%
      Montrose, MI2,0233824.0%
      Mount Sterling, OH2,0233824.0%
      Tigerville, SC2,023468.0%
      Llano Grande, TX2,0234216.0%
      Prairie Grove, IL2,0233922.0%
      Source: The Prairie Grove, 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.