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  4. Cook County

Cook County

Illinois

2026-09-16 09:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
50.1
PM10
μg/m³
9.6
PM2.5
μg/m³
3.4
Weather
  • ℃
  • ℉
20℃
83%
13 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Barrington Township
AQI 12
Berwyn Township
AQI 8
Bloom Township
AQI 9
Bremen Township
AQI 9
Calumet Township
AQI 9
Chicago
AQI 52
Cicero Township
AQI 45
Elk Grove Township
AQI 12
Evanston Township
AQI 58
Hanover Township
AQI 12
Lemont Township
AQI 48
Leyden Township
AQI 39
Lyons Township
AQI 8
Maine Township
AQI 54
New Trier Township
AQI 12
Niles Township
AQI 12
Northfield Township
AQI 54
Norwood Park Township
AQI 8
Oak Park Township
AQI 8
Orland Township
AQI 9
Palatine Township
AQI 12
Palos Township
AQI 8
Proviso Township
AQI 8
Rich Township
AQI 9
River Forest Township
AQI 8
Riverside Township
AQI 8
Schaumburg Township
AQI 12
Stickney Township
AQI 8
Thornton Township
AQI 9
Wheeling Township
AQI 12
Worth Township
AQI 54
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 9
Hometown
AQI 8
Oak Lawn
AQI 8
Burbank
AQI 8
Merrionette Park
AQI 9
Bedford Park
AQI 8
Chicago Ridge
AQI 8
Alsip
AQI 54
Calumet Park
AQI 9
Bridgeview
AQI 8
Blue Island
AQI 9