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

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Willowbrook 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.
IndexWillowbrookIllinoisNational
Air quality index604150
Pollution index14,981,3003,347,2955,066,862

Willowbrook 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

Willowbrook air quality information

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

Average monthly Willowbrook temperature with heat index

Willowbrook monthly precipitation with daily maximum

Willowbrook monthly snow depth with daily maximum

Willowbrook monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Bedford Park, IL5816020%
Berwyn, IL56,4146020%
Bridgeview, IL16,3816020%
Burr Ridge, IL10,7366020%
Cicero, IL83,9726020%
Willowbrook, IL8,6036020%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Orange Park, FL8,6033824%
Chester, IL8,5996020%
Florence, OR8,5971080%
Four Corners, MD8,596492%
Sugarmill Woods, FL8,5962452%
Willowbrook, IL8,6036020%
Source: The Willowbrook, 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.