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

Cook County

Illinois

2026-09-11 16:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
6.4
O3
μg/m³
65.4
PM10
μg/m³
15
Weather
  • ℃
  • ℉
25℃
53%
10 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
Barrington Township
AQI 26
Berwyn Township
AQI 40
Bloom Township
AQI 32
Bremen Township
AQI 38
Calumet Township
AQI 37
Chicago
AQI 40
Cicero Township
AQI 40
Elk Grove Township
AQI 38
Evanston Township
AQI 36
Hanover Township
AQI 26
Lemont Township
AQI 36
Leyden Township
AQI 41
Lyons Township
AQI 37
Maine Township
AQI 39
New Trier Township
AQI 27
Niles Township
AQI 43
Northfield Township
AQI 36
Norwood Park Township
AQI 38
Oak Park Township
AQI 40
Orland Township
AQI 39
Palatine Township
AQI 35
Palos Township
AQI 38
Proviso Township
AQI 38
Rich Township
AQI 32
River Forest Township
AQI 40
Riverside Township
AQI 37
Schaumburg Township
AQI 38
Stickney Township
AQI 35
Thornton Township
AQI 32
Wheeling Township
AQI 39
Worth Township
AQI 37
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 34
Hometown
AQI 34
Oak Lawn
AQI 34
Burbank
AQI 34
Merrionette Park
AQI 39
Bedford Park
AQI 34
Chicago Ridge
AQI 39
Alsip
AQI 39
Calumet Park
AQI 39
Bridgeview
AQI 37
Blue Island
AQI 39