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  4. Cook County

Cook County

Illinois

2026-05-28 17:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
77.9
PM2.5
μg/m³
4.8
PM10
μg/m³
7
Weather
  • ℃
  • ℉
22℃
64%
19 kph
8 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Barrington Township
AQI 7
Berwyn Township
AQI 9
Bloom Township
AQI 8
Bremen Township
AQI 9
Calumet Township
AQI 9
Chicago
AQI 79
Cicero Township
AQI 80
Elk Grove Township
AQI 8
Evanston Township
AQI 69
Hanover Township
AQI 7
Lemont Township
AQI 93
Leyden Township
AQI 69
Lyons Township
AQI 10
Maine Township
AQI 78
New Trier Township
AQI 7
Niles Township
AQI 7
Northfield Township
AQI 73
Norwood Park Township
AQI 9
Oak Park Township
AQI 9
Orland Township
AQI 9
Palatine Township
AQI 7
Palos Township
AQI 10
Proviso Township
AQI 10
Rich Township
AQI 8
River Forest Township
AQI 9
Riverside Township
AQI 10
Schaumburg Township
AQI 9
Stickney Township
AQI 12
Thornton Township
AQI 8
Wheeling Township
AQI 7
Worth Township
AQI 86
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 14
Hometown
AQI 14
Oak Lawn
AQI 14
Burbank
AQI 14
Merrionette Park
AQI 9
Bedford Park
AQI 14
Chicago Ridge
AQI 9
Alsip
AQI 86
Calumet Park
AQI 9
Bridgeview
AQI 10
Blue Island
AQI 9