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  3. Illinois
  4. Cook County

Cook County

Illinois

2026-05-19 03:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
82
PM2.5
μg/m³
3.2
PM10
μg/m³
6
Weather
  • ℃
  • ℉
20℃
90%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Barrington Township
AQI 18
Berwyn Township
AQI 18
Bloom Township
AQI 20
Bremen Township
AQI 18
Calumet Township
AQI 18
Chicago
AQI 38
Cicero Township
AQI 35
Elk Grove Township
AQI 19
Evanston Township
AQI 38
Hanover Township
AQI 18
Lemont Township
AQI 18
Leyden Township
AQI 30
Lyons Township
AQI 19
Maine Township
AQI 35
New Trier Township
AQI 16
Niles Township
AQI 18
Northfield Township
AQI 38
Norwood Park Township
AQI 20
Oak Park Township
AQI 18
Orland Township
AQI 17
Palatine Township
AQI 18
Palos Township
AQI 18
Proviso Township
AQI 19
Rich Township
AQI 20
River Forest Township
AQI 18
Riverside Township
AQI 19
Schaumburg Township
AQI 20
Stickney Township
AQI 19
Thornton Township
AQI 20
Wheeling Township
AQI 17
Worth Township
AQI 37
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 19
Hometown
AQI 19
Oak Lawn
AQI 19
Burbank
AQI 19
Merrionette Park
AQI 17
Bedford Park
AQI 19
Chicago Ridge
AQI 17
Alsip
AQI 37
Calumet Park
AQI 17
Bridgeview
AQI 19
Blue Island
AQI 17