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  4. Cook County

Cook County

Illinois

2026-06-25 08:00
AQI (India)
Good
Pollutants|Pollens
O3
μg/m³
42
PM10
μg/m³
19.1
PM2.5
μg/m³
7.1
Weather
  • ℃
  • ℉
17℃
97%
8 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Barrington Township
AQI 20
Berwyn Township
AQI 18
Bloom Township
AQI 18
Bremen Township
AQI 18
Calumet Township
AQI 18
Chicago
AQI 34
Cicero Township
AQI 50
Elk Grove Township
AQI 20
Evanston Township
AQI 52
Hanover Township
AQI 20
Lemont Township
AQI 60
Leyden Township
AQI 24
Lyons Township
AQI 18
Maine Township
AQI 41
New Trier Township
AQI 22
Niles Township
AQI 20
Northfield Township
AQI 43
Norwood Park Township
AQI 20
Oak Park Township
AQI 20
Orland Township
AQI 18
Palatine Township
AQI 20
Palos Township
AQI 18
Proviso Township
AQI 20
Rich Township
AQI 18
River Forest Township
AQI 20
Riverside Township
AQI 18
Schaumburg Township
AQI 20
Stickney Township
AQI 18
Thornton Township
AQI 18
Wheeling Township
AQI 20
Worth Township
AQI 35
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 18
Hometown
AQI 18
Oak Lawn
AQI 18
Burbank
AQI 18
Merrionette Park
AQI 18
Bedford Park
AQI 18
Chicago Ridge
AQI 18
Alsip
AQI 35
Calumet Park
AQI 18
Bridgeview
AQI 18
Blue Island
AQI 18