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  3. Illinois
  4. Cook County

Cook County

Illinois

2026-05-23 23:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
6.7
O3
μg/m³
81.6
PM10
μg/m³
12
Weather
  • ℃
  • ℉
16℃
83%
24 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
Barrington Township
AQI 19
Berwyn Township
AQI 43
Bloom Township
AQI 54
Bremen Township
AQI 30
Calumet Township
AQI 37
Chicago
AQI 41
Cicero Township
AQI 43
Elk Grove Township
AQI 34
Evanston Township
AQI 41
Hanover Township
AQI 19
Lemont Township
AQI 57
Leyden Township
AQI 38
Lyons Township
AQI 32
Maine Township
AQI 37
New Trier Township
AQI 39
Niles Township
AQI 32
Northfield Township
AQI 41
Norwood Park Township
AQI 38
Oak Park Township
AQI 43
Orland Township
AQI 26
Palatine Township
AQI 26
Palos Township
AQI 30
Proviso Township
AQI 37
Rich Township
AQI 54
River Forest Township
AQI 43
Riverside Township
AQI 32
Schaumburg Township
AQI 38
Stickney Township
AQI 36
Thornton Township
AQI 51
Wheeling Township
AQI 29
Worth Township
AQI 36
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 39
Hometown
AQI 39
Oak Lawn
AQI 39
Burbank
AQI 39
Merrionette Park
AQI 26
Bedford Park
AQI 39
Chicago Ridge
AQI 26
Alsip
AQI 36
Calumet Park
AQI 26
Bridgeview
AQI 32
Blue Island
AQI 26