TODAY MAY28
TEMPERATURE81
HUMIDITY54
PRESSURE29.8
WIND COND.240 12.8
  • 7151Fri
  • 6747Sat
  • 6750Sun
  • 7259Mon
  • 8166Tue
daynightWeather update from Chicago / Wheeling, Pal-Waukee Airport at
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Forest 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
January18°F33°F25°F1.1"
February19°F34°F26°F1.4"
March30°F48°F38°F1.8"
April39°F60°F49°F2.7"
May49°F71°F60°F3.6"
June60°F81°F69°F4.7"
July65°F85°F74°F4.0"
August64°F83°F73°F4.4"
September56°F76°F66°F2.7"
October45°F64°F54°F3.2"
November34°F50°F42°F1.7"
December23°F37°F30°F2.0"

Did you know?

  • The highest monthly average temperature in Forest Lake for July is 74 degrees.
  • The lowest monthly average temperature in Forest Lake for January is 25 degrees.
  • The most monthly precipitation in Forest Lake occurs in June with 4.7 inches.
  • The air quality index in Forest Lake is 21% worse than the national average.
  • The pollution index in Forest Lake is equal to the national average.

Compare Forest Lake, IL Weather To Other Cities

      vs

      Forest 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.
      IndexForest LakeIllinoisNational
      Air quality index604150
      Pollution index005,066,862

      Forest Lake air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality72
      Days with moderate air quality281
      Days w/ poor A.Q. for sensitive groups11
      Days with unhealthy air quality1

      Forest Lake air quality information

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

      Average monthly Forest Lake temperature with heat index

      Forest Lake monthly precipitation with daily maximum

      Forest Lake monthly snow depth with daily maximum

      Forest Lake monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Lake in the Hills, IL28,9083138%
      Algonquin, IL30,4133138%
      Crystal Lake, IL40,4753138%
      Oakwood Hills, IL2,1153530%
      Pistakee Highlands, IL3,2633530%
      Forest Lake, IL1,7436020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Williamsport, IN1,743524%
      Sparta, GA1,7434118%
      Glen Lyon, PA1,7434020%
      Clearwater, MN1,7433334%
      Shannon, MS1,7443530%
      Forest Lake, IL1,7436020%
      Source: The Forest 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.