1. North America
  2. United States
  3. Illinois
  4. Cook County

Cook County

Illinois

2026-09-11 18:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
104.8
PM10
μg/m³
18.9
PM2.5
μg/m³
6.4
Weather
  • ℃
  • ℉
26℃
54%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Barrington Township
AQI 20
Berwyn Township
AQI 12
Bloom Township
AQI 13
Bremen Township
AQI 9
Calumet Township
AQI 13
Chicago
AQI 35
Cicero Township
AQI 31
Elk Grove Township
AQI 20
Evanston Township
AQI 33
Hanover Township
AQI 20
Lemont Township
AQI 33
Leyden Township
AQI 32
Lyons Township
AQI 8
Maine Township
AQI 36
New Trier Township
AQI 20
Niles Township
AQI 20
Northfield Township
AQI 34
Norwood Park Township
AQI 20
Oak Park Township
AQI 20
Orland Township
AQI 9
Palatine Township
AQI 20
Palos Township
AQI 9
Proviso Township
AQI 20
Rich Township
AQI 10
River Forest Township
AQI 20
Riverside Township
AQI 8
Schaumburg Township
AQI 20
Stickney Township
AQI 9
Thornton Township
AQI 13
Wheeling Township
AQI 20
Worth Township
AQI 33
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Evergreen Park
AQI 9
Hometown
AQI 9
Oak Lawn
AQI 9
Burbank
AQI 9
Merrionette Park
AQI 9
Bedford Park
AQI 9
Chicago Ridge
AQI 9
Alsip
AQI 33
Calumet Park
AQI 9
Bridgeview
AQI 8
Blue Island
AQI 9