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  4. Cook County

Cook County

Illinois

2026-06-01 11:00
AQI (India)
Good
Pollutants|Pollens
O3
μg/m³
39.4
PM10
μg/m³
9.7
PM2.5
μg/m³
4.8
Weather
  • ℃
  • ℉
15℃
77%
7 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Barrington Township
AQI 11
Berwyn Township
AQI 10
Bloom Township
AQI 12
Bremen Township
AQI 11
Calumet Township
AQI 11
Chicago
AQI 56
Cicero Township
AQI 26
Elk Grove Township
AQI 11
Evanston Township
AQI 71
Hanover Township
AQI 11
Lemont Township
AQI 41
Leyden Township
AQI 13
Lyons Township
AQI 9
Maine Township
AQI 20
New Trier Township
AQI 11
Niles Township
AQI 11
Northfield Township
AQI 30
Norwood Park Township
AQI 8
Oak Park Township
AQI 10
Orland Township
AQI 9
Palatine Township
AQI 11
Palos Township
AQI 8
Proviso Township
AQI 9
Rich Township
AQI 12
River Forest Township
AQI 10
Riverside Township
AQI 9
Schaumburg Township
AQI 11
Stickney Township
AQI 8
Thornton Township
AQI 11
Wheeling Township
AQI 11
Worth Township
AQI 60
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 11
Hometown
AQI 8
Oak Lawn
AQI 8
Burbank
AQI 8
Merrionette Park
AQI 11
Bedford Park
AQI 8
Chicago Ridge
AQI 8
Alsip
AQI 60
Calumet Park
AQI 11
Bridgeview
AQI 9
Blue Island
AQI 11