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  4. Cook County

Cook County

Illinois

2026-05-24 12:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
10.4
PM10
μg/m³
20.8
O3
μg/m³
16.2
Weather
  • ℃
  • ℉
16℃
96%
7 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • PM10
  • O3
Places included
Barrington Township
AQI 48
Berwyn Township
AQI 53
Bloom Township
AQI 53
Bremen Township
AQI 46
Calumet Township
AQI 49
Chicago
AQI 53
Cicero Township
AQI 53
Elk Grove Township
AQI 55
Evanston Township
AQI 57
Hanover Township
AQI 48
Lemont Township
AQI 54
Leyden Township
AQI 59
Lyons Township
AQI 55
Maine Township
AQI 49
New Trier Township
AQI 57
Niles Township
AQI 51
Northfield Township
AQI 55
Norwood Park Township
AQI 60
Oak Park Township
AQI 53
Orland Township
AQI 44
Palatine Township
AQI 49
Palos Township
AQI 53
Proviso Township
AQI 57
Rich Township
AQI 53
River Forest Township
AQI 53
Riverside Township
AQI 55
Schaumburg Township
AQI 60
Stickney Township
AQI 53
Thornton Township
AQI 53
Wheeling Township
AQI 49
Worth Township
AQI 47
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 51
Hometown
AQI 51
Oak Lawn
AQI 51
Burbank
AQI 51
Merrionette Park
AQI 44
Bedford Park
AQI 51
Chicago Ridge
AQI 44
Alsip
AQI 44
Calumet Park
AQI 44
Bridgeview
AQI 55
Blue Island
AQI 44