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  4. Cook County

Cook County

Illinois

2026-09-06 18:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
6.8
O3
μg/m³
70.4
PM10
μg/m³
8.7
Weather
  • ℃
  • ℉
26℃
59%
22 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
Barrington Township
AQI 35
Berwyn Township
AQI 38
Bloom Township
AQI 45
Bremen Township
AQI 46
Calumet Township
AQI 46
Chicago
AQI 33
Cicero Township
AQI 32
Elk Grove Township
AQI 37
Evanston Township
AQI 32
Hanover Township
AQI 35
Lemont Township
AQI 57
Leyden Township
AQI 40
Lyons Township
AQI 38
Maine Township
AQI 32
New Trier Township
AQI 23
Niles Township
AQI 31
Northfield Township
AQI 31
Norwood Park Township
AQI 43
Oak Park Township
AQI 38
Orland Township
AQI 47
Palatine Township
AQI 33
Palos Township
AQI 41
Proviso Township
AQI 40
Rich Township
AQI 45
River Forest Township
AQI 38
Riverside Township
AQI 38
Schaumburg Township
AQI 43
Stickney Township
AQI 38
Thornton Township
AQI 40
Wheeling Township
AQI 32
Worth Township
AQI 43
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 37
Hometown
AQI 37
Oak Lawn
AQI 37
Burbank
AQI 37
Merrionette Park
AQI 47
Bedford Park
AQI 37
Chicago Ridge
AQI 47
Alsip
AQI 43
Calumet Park
AQI 47
Bridgeview
AQI 38
Blue Island
AQI 47