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  4. Cook County

Cook County

Illinois

2026-09-10 11:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
10.4
PM2.5
μg/m³
6.3
O3
μg/m³
10.7
Weather
  • ℃
  • ℉
19℃
95%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • PM2.5
  • O3
Places included
Barrington Township
AQI 11
Berwyn Township
AQI 10
Bloom Township
AQI 11
Bremen Township
AQI 12
Calumet Township
AQI 12
Chicago
AQI 10
Cicero Township
AQI 10
Elk Grove Township
AQI 11
Evanston Township
AQI 11
Hanover Township
AQI 11
Lemont Township
AQI 10
Leyden Township
AQI 11
Lyons Township
AQI 10
Maine Township
AQI 11
New Trier Township
AQI 11
Niles Township
AQI 11
Northfield Township
AQI 11
Norwood Park Township
AQI 10
Oak Park Township
AQI 10
Orland Township
AQI 12
Palatine Township
AQI 11
Palos Township
AQI 11
Proviso Township
AQI 10
Rich Township
AQI 11
River Forest Township
AQI 10
Riverside Township
AQI 10
Schaumburg Township
AQI 11
Stickney Township
AQI 10
Thornton Township
AQI 11
Wheeling Township
AQI 11
Worth Township
AQI 11
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 10
Hometown
AQI 10
Oak Lawn
AQI 10
Burbank
AQI 10
Merrionette Park
AQI 12
Bedford Park
AQI 10
Chicago Ridge
AQI 12
Alsip
AQI 12
Calumet Park
AQI 12
Bridgeview
AQI 10
Blue Island
AQI 12