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  3. Illinois
  4. Cook County

Cook County

Illinois

2026-05-23 14:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
5.1
O3
μg/m³
54.3
PM10
μg/m³
8
Weather
  • ℃
  • ℉
16℃
87%
7 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
Barrington Township
AQI 25
Berwyn Township
AQI 28
Bloom Township
AQI 40
Bremen Township
AQI 26
Calumet Township
AQI 29
Chicago
AQI 31
Cicero Township
AQI 28
Elk Grove Township
AQI 26
Evanston Township
AQI 29
Hanover Township
AQI 25
Lemont Township
AQI 29
Leyden Township
AQI 29
Lyons Township
AQI 31
Maine Township
AQI 25
New Trier Township
AQI 29
Niles Township
AQI 22
Northfield Township
AQI 27
Norwood Park Township
AQI 30
Oak Park Township
AQI 28
Orland Township
AQI 24
Palatine Township
AQI 23
Palos Township
AQI 29
Proviso Township
AQI 30
Rich Township
AQI 40
River Forest Township
AQI 28
Riverside Township
AQI 31
Schaumburg Township
AQI 30
Stickney Township
AQI 31
Thornton Township
AQI 38
Wheeling Township
AQI 21
Worth Township
AQI 27
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evergreen Park
AQI 32
Hometown
AQI 32
Oak Lawn
AQI 32
Burbank
AQI 32
Merrionette Park
AQI 24
Bedford Park
AQI 32
Chicago Ridge
AQI 24
Alsip
AQI 26
Calumet Park
AQI 24
Bridgeview
AQI 31
Blue Island
AQI 24