TODAY OCT13
TEMPERATURE69
HUMIDITY
PRESSURE
WIND COND.230 13
  • 7442Sun
  • 6038
  • 5732Tue
  • 6036Wed
  • 6642Thu
daynightWeather update from St. Louis Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Mount Clare for July is 75.9 degrees
  • The lowest monthly average temperature in Mount Clare for January is 29.4 degrees
  • The most monthly precipitation in Mount Clare occurs in April with 9.3 inches
  • The air quality index in Mount Clare is 28% worse than the national average
  • The pollution index in Mount Clare is 58% better than the national average

Compare Mount Clare, IL Weather

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      Mount Clare 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"

      Mount Clare 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.
      IndexMount ClareIllinoisNational
      Air quality index544142
      Pollution index1,150,6703,148,6942,726,193

      Mount Clare air quality

      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

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Mount Clare temperature with heat index

      Mount Clare monthly precipitation with daily maximum

      Mount Clare monthly snow depth with daily maximum

      Mount Clare monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Carlinville, IL5,6454020.0%
      Litchfield, IL6,6264020.0%
      Chesterfield, IL2084020.0%
      Dorchester, IL151548.0%
      Livingston, IL789548.0%
      Mount Clare, IL370548.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Naknek, AK3703138.0%
      Beaverville, IL3704216.0%
      Royal, IL3704216.0%
      Shelby, IN3703726.0%
      Oneida, KY3703922.0%
      Mount Clare, IL370548.0%
      Source: The Mount Clare, 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.