TODAY APR26
TEMPERATURE45
HUMIDITY68
PRESSURE102240
WIND COND.100 11.2
  • 6060Fri30%70%
  • 8164Sat40%30%
  • 8063Sun40%70%
  • 7453Mon
  • 7658Tue
daynightWeather update from Morris Muni-James R Washburn Field Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Coal City for July is 73.1 degrees
  • The lowest monthly average temperature in Coal City for January is 24.8 degrees
  • The most monthly precipitation in Coal City occurs in July with 9 inches
  • The air quality index in Coal City is 100% better than the national average
  • The pollution index in Coal City is 36% better than the national average

Compare Coal City, IL Weather

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      Coal City 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°F3.9"
      February18°F35°F26°F2.3"
      March31°F50°F39°F4.3"
      April40°F63°F50°F8.4"
      May51°F74°F62°F6.0"
      June61°F82°F71°F5.7"
      July63°F84°F73°F9.0"
      August62°F82°F71°F5.4"
      September54°F77°F65°F3.7"
      October44°F65°F53°F7.1"
      November33°F51°F41°F4.0"
      December22°F37°F29°F3.0"

      Coal City 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.
      IndexCoal CityIllinoisNational
      Air quality index04142
      Pollution index1,736,9303,148,6942,726,193

      Coal City air quality information

      MeasurementTotal
      Days measured335
      Days with good air quality334
      Days with moderate air quality1
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Coal City air quality information

      PollutantTotal
      Arsenic0.004%
      Benzene0.040%
      Carbon Tetrachloride0.000%
      Lead0.001%
      Mercury0.001%

      Average monthly Coal City temperature with heat index

      Coal City monthly precipitation with daily maximum

      Coal City monthly snow depth with daily maximum

      Coal City monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Braceville, IL8860100.0%
      East Brooklyn, IL570100.0%
      Lakewood Shores, IL5660100.0%
      Union Hill, IL690100.0%
      Dwight, IL3,8170100.0%
      Coal City, IL4,9410100.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Jackson, LA4,9414510.0%
      Sparta, TN4,9422550.0%
      Clementon, NJ4,939512.0%
      Bridgeville, PA4,9395612.0%
      Dove Valley, CO4,9435816.0%
      Coal City, IL4,9410100.0%
      Source: The Coal City, 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.