TODAY JUN04
TEMPERATURE83
HUMIDITY53
PRESSURE29.81
WIND COND.
  • 9066Fri
  • 8459Sat
  • 8362Sun
  • 8669Mon
  • 8867Tue
daynightWeather update from Springfield - Abraham Lincoln Capital Airport at
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Clear Lake 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
January20°F38°F29°F2.1"
February22°F41°F31°F1.9"
March34°F56°F44°F2.9"
April44°F68°F56°F4.3"
May54°F77°F65°F4.5"
June64°F86°F74°F5.5"
July66°F88°F77°F4.3"
August64°F86°F75°F3.2"
September57°F81°F68°F3.7"
October46°F69°F56°F3.7"
November36°F55°F45°F2.5"
December26°F41°F33°F2.8"

Did you know?

  • The highest monthly average temperature in Clear Lake for July is 77 degrees.
  • The lowest monthly average temperature in Clear Lake for January is 29 degrees.
  • The most monthly precipitation in Clear Lake occurs in June with 5.5 inches.
  • The air quality index in Clear Lake is 30% better than the national average.
  • The pollution index in Clear Lake is 1% worse than the national average.

Compare Clear Lake, IL Weather To Other Cities

      vs

      Clear Lake 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.
      IndexClear LakeIllinoisNational
      Air quality index354150
      Pollution index5,136,0803,347,2955,066,862

      Clear Lake air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality316
      Days with moderate air quality49
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Clear Lake air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.090%
      Carbon Tetrachloride0.010%
      Lead0.390%
      Mercury0.020%

      Average monthly Clear Lake temperature with heat index

      Clear Lake monthly precipitation with daily maximum

      Clear Lake monthly snow depth with daily maximum

      Clear Lake monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Buffalo, IL5033530%
      Curran, IL2143530%
      Grandview, IL1,3883530%
      Mechanicsburg, IL6233530%
      Sherman, IL4,4043530%
      Clear Lake, IL2193530%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Galway, NY2193628%
      Bureau Junction, IL219198%
      Madison, MD2193726%
      Keller, WA2193922%
      Humbird, WI219355610%
      Clear Lake, IL2193530%
      Source: The Clear Lake, 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.