TODAY MAY27
TEMPERATURE85
HUMIDITY53
PRESSURE29.91
WIND COND.160 9.2
  • 8465Wed30%50%
  • 7861Thu70%90%
  • 7253Fri50%
  • 6849Sat
  • 6852Sun
daynightWeather update from Chicago / Wheeling, Pal-Waukee Airport at
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Arlington Heights 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 Arlington Heights for July is 74 degrees.
  • The lowest monthly average temperature in Arlington Heights for January is 25 degrees.
  • The most monthly precipitation in Arlington Heights occurs in June with 4.7 inches.
  • The air quality index in Arlington Heights is 21% worse than the national average.
  • The pollution index in Arlington Heights is 196% worse than the national average.

Compare Arlington Heights, IL Weather To Other Cities

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      Arlington Heights 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.
      IndexArlington HeightsIllinoisNational
      Air quality index604150
      Pollution index14,981,3003,347,2955,066,862

      Arlington Heights 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

      Arlington Heights air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.140%
      Carbon Tetrachloride0.030%
      Lead0.020%
      Mercury0.010%

      Average monthly Arlington Heights temperature with heat index

      Arlington Heights monthly precipitation with daily maximum

      Arlington Heights monthly snow depth with daily maximum

      Arlington Heights monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Holiday Hills, IL6983530%
      Libertyville, IL20,4353530%
      Green Oaks, IL3,8323530%
      Lake Bluff, IL5,7583530%
      Mundelein, IL31,5503530%
      Arlington Heights, IL75,7216020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Albany, GA75,6574314%
      Auburn, WA75,607492%
      Upland, CA75,8518570%
      Kalamazoo, MI75,8853922%
      Evanston, IL75,4726020%
      Arlington Heights, IL75,7216020%
      Source: The Arlington Heights, 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.