TODAY MAY12
TEMPERATURE48
HUMIDITY53
PRESSURE30.46
WIND COND.90 13
  • 6543Thu
  • 6749Fri
  • 6753Sat30%
  • 7259Sun30%40%
  • 7359Mon60%60%
daynightWeather update from Taylorville, Taylorville Municipal Airport at

Key findings

  • The highest monthly average temperature in Coalton for July is 75.7 degrees
  • The lowest monthly average temperature in Coalton for January is 28.5 degrees
  • The most monthly precipitation in Coalton occurs in July with 15.2 inches
  • The air quality index in Coalton is 20% better than the national average
  • The pollution index in Coalton is 53% better than the national average

Compare Coalton, IL Weather

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      Coalton 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
      January22°F37°F28°F2.4"
      February23°F39°F30°F1.0"
      March36°F55°F44°F4.5"
      April45°F67°F55°F12.9"
      May55°F76°F65°F9.0"
      June64°F85°F73°F4.0"
      July66°F87°F76°F15.2"
      August64°F86°F74°F6.8"
      September57°F80°F67°F6.1"
      October46°F67°F55°F4.5"
      November36°F54°F44°F3.5"
      December27°F40°F33°F2.2"

      Coalton 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.
      IndexCoaltonIllinoisNational
      Air quality index404150
      Pollution index2,357,2803,347,2955,066,862

      Coalton air quality information

      MeasurementTotal
      Days measured360
      Days with good air quality287
      Days with moderate air quality73
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Coalton air quality information

      PollutantTotal
      Arsenic0.002%
      Benzene0.030%
      Carbon Tetrachloride0.004%
      Lead0.010%
      Mercury0.000%

      Average monthly Coalton temperature with heat index

      Coalton monthly precipitation with daily maximum

      Coalton monthly snow depth with daily maximum

      Coalton monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Witt, IL9104020%
      Oconee, IL1834020%
      Butler, IL1544020%
      Irving, IL4144020%
      Ohlman, IL1134020%
      Coalton, IL2694020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Bemus Point, NY2693726%
      El Castillo, TX2694216%
      Paguate, NM269536%
      Payne, GA2693824%
      Maxwell, NE2691962%
      Coalton, IL2694020%
      Source: The Coalton, 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.