TODAY DEC17
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 3724Mon
  • 4131Tue
  • 4438Wed20%
  • 4433Thu
  • 3727Fri
daynightWeather update from Chicago, Chicago Midway Airport at

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Clarendon Hills 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°F34°F26°F1.9"
February21°F36°F28°F1.6"
March33°F49°F40°F2.4"
April42°F62°F51°F3.6"
May52°F73°F61°F4.3"
June63°F82°F72°F4.6"
July68°F86°F76°F3.5"
August67°F83°F75°F5.1"
September60°F77°F68°F2.8"
October48°F65°F55°F3.9"
November36°F51°F43°F2.2"
December25°F37°F31°F2.2"

Did you know?

  • The highest monthly average temperature in Clarendon Hills for July is 76 degrees.
  • The lowest monthly average temperature in Clarendon Hills for January is 26 degrees.
  • The most monthly precipitation in Clarendon Hills occurs in August with 5.1 inches.
  • The air quality index in Clarendon Hills is 20% worse than the national average.
  • The pollution index in Clarendon Hills is 195% worse than the national average.

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Compare Clarendon Hills, IL Weather To Other Cities

Clarendon Hills 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.
IndexClarendon HillsIllinoisNational
Air quality index604150
Pollution index14,981,3003,347,2955,066,862

Clarendon Hills 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

Clarendon Hills air quality information

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

Average monthly Clarendon Hills temperature with heat index

Clarendon Hills monthly precipitation with daily maximum

Clarendon Hills monthly snow depth with daily maximum

Clarendon Hills monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Elk Grove Village, IL33,2516020%
Forest Park, IL14,1376020%
Glen Ellyn, IL27,8946020%
Hillside, IL8,1656020%
Hometown, IL4,3436020%
Clarendon Hills, IL8,6416020%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Oakbrook, KY8,640548%
Pasadena Hills, FL8,6373628%
Riverdale, UT8,636492%
East Grand Forks, MN8,6363530%
Zuni Pueblo, NM8,6351766%
Clarendon Hills, IL8,6416020%
Source: The Clarendon Hills, 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.