TODAY MAY29
TEMPERATURE66
HUMIDITY100
PRESSURE29.9
WIND COND.150 4.7
  • 7654Fri20%
  • 7557Sat
  • 7657Sun
  • 7862Mon
  • 8869Tue
daynightWeather update from St. Louis Downtown Airport at
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Columbia 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
January28°F43°F35°F11.3"
February26°F43°F33°F3.1"
March39°F61°F49°F5.3"
April45°F68°F56°F5.9"
May56°F80°F68°F4.4"
June65°F88°F76°F4.0"
July67°F88°F77°F9.1"
August69°F91°F79°F7.4"
September60°F84°F71°F8.8"
October48°F72°F59°F4.0"
November37°F59°F47°F8.5"
December27°F42°F34°F3.1"

Did you know?

  • The highest monthly average temperature in Columbia for August is 79 degrees.
  • The lowest monthly average temperature in Columbia for February is 33 degrees.
  • The most monthly precipitation in Columbia occurs in January with 11.3 inches.
  • The air quality index in Columbia is 21% worse than the national average.
  • The pollution index in Columbia is 20% worse than the national average.

Compare Columbia, IL Weather To Other Cities

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      Columbia 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.
      IndexColumbiaIllinoisNational
      Air quality index604150
      Pollution index6,055,6403,347,2955,066,862

      Columbia air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality99
      Days with moderate air quality231
      Days w/ poor A.Q. for sensitive groups33
      Days with unhealthy air quality2

      Columbia air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.070%
      Carbon Tetrachloride0.040%
      Lead0.100%
      Mercury0.230%

      Average monthly Columbia temperature with heat index

      Columbia monthly precipitation with daily maximum

      Columbia monthly snow depth with daily maximum

      Columbia monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Brooklyn, IL7406020%
      Dupo, IL3,9666020%
      Fairview Heights, IL16,7936020%
      Paderborn, IL446020%
      Valmeyer, IL1,1846020%
      Columbia, IL10,1936020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Rockport, TX10,1973922%
      Waterloo, IL10,1976020%
      Marlton, NJ10,1875714%
      Eunice, LA10,1994412%
      Little Canada, MN10,2024412%
      Columbia, IL10,1936020%
      Source: The Columbia, 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.