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  4. Cook County

Cook County

Illinois

2025-12-15 16:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
16
O3
μg/m³
47.1
PM2.5
μg/m³
7.3
Weather
  • ℃
  • ℉
-9℃
67%
32 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Barrington Township
AQI 16
Berwyn Township
AQI 9
Bloom Township
AQI 13
Bremen Township
AQI 8
Calumet Township
AQI 9
Chicago
AQI 11
Cicero Township
AQI 9
Elk Grove Township
AQI 16
Evanston Township
AQI 16
Hanover Township
AQI 16
Lemont Township
AQI 9
Leyden Township
AQI 16
Lyons Township
AQI 13
Maine Township
AQI 16
New Trier Township
AQI 16
Niles Township
AQI 16
Northfield Township
AQI 16
Norwood Park Township
AQI 16
Oak Park Township
AQI 16
Orland Township
AQI 7
Palatine Township
AQI 16
Palos Township
AQI 11
Proviso Township
AQI 16
Rich Township
AQI 13
River Forest Township
AQI 16
Riverside Township
AQI 13
Schaumburg Township
AQI 16
Stickney Township
AQI 12
Thornton Township
AQI 12
Wheeling Township
AQI 16
Worth Township
AQI 9
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 11
Hometown
AQI 11
Oak Lawn
AQI 11
Burbank
AQI 11
Merrionette Park
AQI 7
Bedford Park
AQI 11
Chicago Ridge
AQI 7
Alsip
AQI 7
Calumet Park
AQI 7
Bridgeview
AQI 13
Blue Island
AQI 7