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  4. Cook County

Cook County

Illinois

2026-09-17 05:00
AQI (India)
Good
Pollutants|Pollens
O3
μg/m³
49.8
PM2.5
μg/m³
6.4
PM10
μg/m³
7.8
Weather
  • ℃
  • ℉
20℃
94%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Barrington Township
AQI 7
Berwyn Township
AQI 11
Bloom Township
AQI 18
Bremen Township
AQI 20
Calumet Township
AQI 20
Chicago
AQI 60
Cicero Township
AQI 37
Elk Grove Township
AQI 8
Evanston Township
AQI 69
Hanover Township
AQI 7
Lemont Township
AQI 35
Leyden Township
AQI 41
Lyons Township
AQI 9
Maine Township
AQI 52
New Trier Township
AQI 7
Niles Township
AQI 7
Northfield Township
AQI 52
Norwood Park Township
AQI 10
Oak Park Township
AQI 11
Orland Township
AQI 21
Palatine Township
AQI 7
Palos Township
AQI 13
Proviso Township
AQI 10
Rich Township
AQI 18
River Forest Township
AQI 11
Riverside Township
AQI 9
Schaumburg Township
AQI 10
Stickney Township
AQI 12
Thornton Township
AQI 17
Wheeling Township
AQI 7
Worth Township
AQI 56
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 15
Hometown
AQI 15
Oak Lawn
AQI 15
Burbank
AQI 15
Merrionette Park
AQI 21
Bedford Park
AQI 15
Chicago Ridge
AQI 21
Alsip
AQI 56
Calumet Park
AQI 21
Bridgeview
AQI 9
Blue Island
AQI 21