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  4. Cook County

Cook County

Illinois

2026-09-17 05:00
AQI (India)
Good
Pollutants|Pollens
O3
μg/m³
49.6
PM2.5
μg/m³
6
PM10
μg/m³
8.5
Weather
  • ℃
  • ℉
20℃
94%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Barrington Township
AQI 8
Berwyn Township
AQI 10
Bloom Township
AQI 14
Bremen Township
AQI 21
Calumet Township
AQI 20
Chicago
AQI 58
Cicero Township
AQI 39
Elk Grove Township
AQI 8
Evanston Township
AQI 69
Hanover Township
AQI 8
Lemont Township
AQI 33
Leyden Township
AQI 45
Lyons Township
AQI 9
Maine Township
AQI 52
New Trier Township
AQI 8
Niles Township
AQI 8
Northfield Township
AQI 45
Norwood Park Township
AQI 8
Oak Park Township
AQI 10
Orland Township
AQI 22
Palatine Township
AQI 8
Palos Township
AQI 13
Proviso Township
AQI 9
Rich Township
AQI 14
River Forest Township
AQI 10
Riverside Township
AQI 9
Schaumburg Township
AQI 8
Stickney Township
AQI 13
Thornton Township
AQI 14
Wheeling Township
AQI 8
Worth Township
AQI 58
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 17
Hometown
AQI 17
Oak Lawn
AQI 17
Burbank
AQI 17
Merrionette Park
AQI 22
Bedford Park
AQI 17
Chicago Ridge
AQI 22
Alsip
AQI 58
Calumet Park
AQI 22
Bridgeview
AQI 9
Blue Island
AQI 22