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  3. Illinois
  4. Cook County

Cook County

Illinois

2026-05-19 10:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
82.4
PM2.5
μg/m³
4.4
PM10
μg/m³
8.4
Weather
  • ℃
  • ℉
21℃
86%
30 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Barrington Township
AQI 23
Berwyn Township
AQI 23
Bloom Township
AQI 28
Bremen Township
AQI 23
Calumet Township
AQI 24
Chicago
AQI 37
Cicero Township
AQI 34
Elk Grove Township
AQI 25
Evanston Township
AQI 38
Hanover Township
AQI 23
Lemont Township
AQI 22
Leyden Township
AQI 30
Lyons Township
AQI 28
Maine Township
AQI 37
New Trier Township
AQI 20
Niles Township
AQI 24
Northfield Township
AQI 40
Norwood Park Township
AQI 27
Oak Park Township
AQI 23
Orland Township
AQI 23
Palatine Township
AQI 23
Palos Township
AQI 26
Proviso Township
AQI 27
Rich Township
AQI 28
River Forest Township
AQI 23
Riverside Township
AQI 28
Schaumburg Township
AQI 27
Stickney Township
AQI 27
Thornton Township
AQI 29
Wheeling Township
AQI 23
Worth Township
AQI 37
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 25
Hometown
AQI 25
Oak Lawn
AQI 25
Burbank
AQI 25
Merrionette Park
AQI 23
Bedford Park
AQI 25
Chicago Ridge
AQI 23
Alsip
AQI 37
Calumet Park
AQI 23
Bridgeview
AQI 28
Blue Island
AQI 23