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

Cook County

Illinois

2026-09-11 22:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
102.2
PM2.5
μg/m³
6.6
PM10
μg/m³
13.5
Weather
  • ℃
  • ℉
26℃
57%
20 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Barrington Township
AQI 27
Berwyn Township
AQI 37
Bloom Township
AQI 45
Bremen Township
AQI 46
Calumet Township
AQI 46
Chicago
AQI 56
Cicero Township
AQI 46
Elk Grove Township
AQI 39
Evanston Township
AQI 26
Hanover Township
AQI 27
Lemont Township
AQI 47
Leyden Township
AQI 48
Lyons Township
AQI 38
Maine Township
AQI 72
New Trier Township
AQI 26
Niles Township
AQI 30
Northfield Township
AQI 60
Norwood Park Township
AQI 47
Oak Park Township
AQI 37
Orland Township
AQI 47
Palatine Township
AQI 29
Palos Township
AQI 41
Proviso Township
AQI 42
Rich Township
AQI 45
River Forest Township
AQI 37
Riverside Township
AQI 38
Schaumburg Township
AQI 47
Stickney Township
AQI 36
Thornton Township
AQI 41
Wheeling Township
AQI 30
Worth Township
AQI 49
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 47
Bedford Park
AQI 34
Chicago Ridge
AQI 47
Alsip
AQI 49
Calumet Park
AQI 47
Bridgeview
AQI 38
Blue Island
AQI 47