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Key findings

  • The highest monthly average temperature in Staunton for July is 76 degrees
  • The lowest monthly average temperature in Staunton for January is 29 degrees
  • The most monthly precipitation in Staunton occurs in April with 9.3 inches
  • The air quality index in Staunton is 9% worse than the national average
  • The pollution index in Staunton is 87% better than the national average

Compare Staunton, IL Weather

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      Staunton 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
      January23°F38°F29°F3.3"
      February24°F40°F31°F3.5"
      March36°F55°F44°F3.9"
      April45°F67°F55°F9.3"
      May55°F75°F64°F5.6"
      June64°F84°F73°F7.9"
      July66°F86°F76°F5.0"
      August65°F86°F74°F5.1"
      September57°F80°F67°F6.0"
      October46°F68°F56°F5.6"
      November36°F54°F44°F3.6"
      December28°F42°F34°F3.6"

      Staunton 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.
      IndexStauntonIllinoisNational
      Air quality index544150
      Pollution index647,2803,347,2955,066,862

      Staunton air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality134
      Days with moderate air quality221
      Days w/ poor A.Q. for sensitive groups8
      Days with unhealthy air quality2

      Staunton air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Staunton temperature with heat index

      Staunton monthly precipitation with daily maximum

      Staunton monthly snow depth with daily maximum

      Staunton monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Butler, IL1544020%
      Litchfield, IL6,9764020%
      East Gillespie, IL263548%
      Mount Clare, IL237548%
      White City, IL219548%
      Staunton, IL4,895548%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Nashville, GA4,8953530%
      Shady Hollow, TX4,8954412%
      Zephyrhills South, FL4,8943628%
      Union Grove, WI4,8973922%
      Telford, PA4,8934216%
      Staunton, IL4,895548%
      Source: The Staunton, 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.