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  3. Illinois
  4. Cook County

Cook County

Illinois

2026-05-22 01:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
78.7
PM2.5
μg/m³
3.1
PM10
μg/m³
2
Weather
  • ℃
  • ℉
11℃
72%
17 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 17
Bremen Township
AQI 22
Calumet Township
AQI 20
Chicago
AQI 36
Cicero Township
AQI 31
Elk Grove Township
AQI 16
Evanston Township
AQI 38
Hanover Township
AQI 18
Lemont Township
AQI 22
Leyden Township
AQI 31
Lyons Township
AQI 19
Maine Township
AQI 36
New Trier Township
AQI 8
Niles Township
AQI 15
Northfield Township
AQI 37
Norwood Park Township
AQI 18
Oak Park Township
AQI 18
Orland Township
AQI 22
Palatine Township
AQI 15
Palos Township
AQI 20
Proviso Township
AQI 18
Rich Township
AQI 17
River Forest Township
AQI 18
Riverside Township
AQI 19
Schaumburg Township
AQI 18
Stickney Township
AQI 21
Thornton Township
AQI 18
Wheeling Township
AQI 14
Worth Township
AQI 34
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 23
Hometown
AQI 23
Oak Lawn
AQI 23
Burbank
AQI 23
Merrionette Park
AQI 22
Bedford Park
AQI 23
Chicago Ridge
AQI 22
Alsip
AQI 34
Calumet Park
AQI 22
Bridgeview
AQI 19
Blue Island
AQI 22