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  4. Cook County

Cook County

Illinois

2026-09-16 02:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
55.9
PM10
μg/m³
13.7
PM2.5
μg/m³
5.8
Weather
  • ℃
  • ℉
23℃
88%
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 6
Bloom Township
AQI 23
Bremen Township
AQI 21
Calumet Township
AQI 23
Chicago
AQI 79
Cicero Township
AQI 54
Elk Grove Township
AQI 12
Evanston Township
AQI 136
Hanover Township
AQI 12
Lemont Township
AQI 52
Leyden Township
AQI 26
Lyons Township
AQI 6
Maine Township
AQI 39
New Trier Township
AQI 12
Niles Township
AQI 12
Northfield Township
AQI 48
Norwood Park Township
AQI 12
Oak Park Township
AQI 12
Orland Township
AQI 20
Palatine Township
AQI 12
Palos Township
AQI 11
Proviso Township
AQI 12
Rich Township
AQI 23
River Forest Township
AQI 12
Riverside Township
AQI 6
Schaumburg Township
AQI 12
Stickney Township
AQI 8
Thornton Township
AQI 23
Wheeling Township
AQI 12
Worth Township
AQI 28
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 11
Hometown
AQI 11
Oak Lawn
AQI 11
Burbank
AQI 11
Merrionette Park
AQI 20
Bedford Park
AQI 11
Chicago Ridge
AQI 20
Alsip
AQI 28
Calumet Park
AQI 20
Bridgeview
AQI 6
Blue Island
AQI 20