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  4. Cook County

Cook County

Illinois

2026-09-12 16:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
82
PM10
μg/m³
16
PM2.5
μg/m³
8.1
Weather
  • ℃
  • ℉
28℃
62%
15 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Barrington Township
AQI 16
Berwyn Township
AQI 12
Bloom Township
AQI 16
Bremen Township
AQI 14
Calumet Township
AQI 16
Chicago
AQI 26
Cicero Township
AQI 22
Elk Grove Township
AQI 16
Evanston Township
AQI 26
Hanover Township
AQI 16
Lemont Township
AQI 25
Leyden Township
AQI 23
Lyons Township
AQI 13
Maine Township
AQI 30
New Trier Township
AQI 16
Niles Township
AQI 16
Northfield Township
AQI 31
Norwood Park Township
AQI 16
Oak Park Township
AQI 16
Orland Township
AQI 14
Palatine Township
AQI 16
Palos Township
AQI 13
Proviso Township
AQI 16
Rich Township
AQI 14
River Forest Township
AQI 16
Riverside Township
AQI 13
Schaumburg Township
AQI 16
Stickney Township
AQI 11
Thornton Township
AQI 16
Wheeling Township
AQI 16
Worth Township
AQI 26
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 10
Hometown
AQI 10
Oak Lawn
AQI 10
Burbank
AQI 10
Merrionette Park
AQI 14
Bedford Park
AQI 10
Chicago Ridge
AQI 14
Alsip
AQI 26
Calumet Park
AQI 14
Bridgeview
AQI 13
Blue Island
AQI 14