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  3. Illinois
  4. Cook County

Cook County

Illinois

2026-05-19 08:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
81.1
PM2.5
μg/m³
3.5
PM10
μg/m³
7.4
Weather
  • ℃
  • ℉
21℃
83%
30 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Barrington Township
AQI 22
Berwyn Township
AQI 19
Bloom Township
AQI 18
Bremen Township
AQI 17
Calumet Township
AQI 17
Chicago
AQI 38
Cicero Township
AQI 31
Elk Grove Township
AQI 20
Evanston Township
AQI 38
Hanover Township
AQI 22
Lemont Township
AQI 19
Leyden Township
AQI 31
Lyons Township
AQI 27
Maine Township
AQI 35
New Trier Township
AQI 17
Niles Township
AQI 20
Northfield Township
AQI 38
Norwood Park Township
AQI 20
Oak Park Township
AQI 19
Orland Township
AQI 17
Palatine Township
AQI 20
Palos Township
AQI 23
Proviso Township
AQI 22
Rich Township
AQI 18
River Forest Township
AQI 19
Riverside Township
AQI 27
Schaumburg Township
AQI 20
Stickney Township
AQI 23
Thornton Township
AQI 18
Wheeling Township
AQI 19
Worth Township
AQI 37
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 20
Hometown
AQI 20
Oak Lawn
AQI 20
Burbank
AQI 20
Merrionette Park
AQI 17
Bedford Park
AQI 20
Chicago Ridge
AQI 17
Alsip
AQI 37
Calumet Park
AQI 17
Bridgeview
AQI 27
Blue Island
AQI 17