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  2. United States
  3. Illinois
  4. Cook County

Cook County

Illinois

2026-09-09 22:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
62.9
PM2.5
μg/m³
2.8
PM10
μg/m³
8.7
Weather
  • ℃
  • ℉
26℃
77%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Barrington Township
AQI 15
Berwyn Township
AQI 13
Bloom Township
AQI 22
Bremen Township
AQI 16
Calumet Township
AQI 17
Chicago
AQI 27
Cicero Township
AQI 27
Elk Grove Township
AQI 17
Evanston Township
AQI 32
Hanover Township
AQI 15
Lemont Township
AQI 29
Leyden Township
AQI 18
Lyons Township
AQI 13
Maine Township
AQI 30
New Trier Township
AQI 22
Niles Township
AQI 17
Northfield Township
AQI 31
Norwood Park Township
AQI 15
Oak Park Township
AQI 13
Orland Township
AQI 15
Palatine Township
AQI 17
Palos Township
AQI 14
Proviso Township
AQI 14
Rich Township
AQI 22
River Forest Township
AQI 13
Riverside Township
AQI 13
Schaumburg Township
AQI 15
Stickney Township
AQI 12
Thornton Township
AQI 21
Wheeling Township
AQI 18
Worth Township
AQI 26
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 12
Hometown
AQI 12
Oak Lawn
AQI 12
Burbank
AQI 12
Merrionette Park
AQI 15
Bedford Park
AQI 12
Chicago Ridge
AQI 15
Alsip
AQI 26
Calumet Park
AQI 15
Bridgeview
AQI 13
Blue Island
AQI 15