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

Cook County

Illinois

2026-05-24 04:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
65
PM10
μg/m³
15
PM2.5
μg/m³
8.6
Weather
  • ℃
  • ℉
14℃
90%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Barrington Township
AQI 15
Berwyn Township
AQI 11
Bloom Township
AQI 17
Bremen Township
AQI 11
Calumet Township
AQI 13
Chicago
AQI 22
Cicero Township
AQI 19
Elk Grove Township
AQI 15
Evanston Township
AQI 25
Hanover Township
AQI 15
Lemont Township
AQI 19
Leyden Township
AQI 15
Lyons Township
AQI 14
Maine Township
AQI 24
New Trier Township
AQI 15
Niles Township
AQI 15
Northfield Township
AQI 24
Norwood Park Township
AQI 15
Oak Park Township
AQI 15
Orland Township
AQI 10
Palatine Township
AQI 15
Palos Township
AQI 13
Proviso Township
AQI 15
Rich Township
AQI 17
River Forest Township
AQI 15
Riverside Township
AQI 14
Schaumburg Township
AQI 15
Stickney Township
AQI 13
Thornton Township
AQI 16
Wheeling Township
AQI 15
Worth Township
AQI 20
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 12
Hometown
AQI 12
Oak Lawn
AQI 12
Burbank
AQI 12
Merrionette Park
AQI 10
Bedford Park
AQI 12
Chicago Ridge
AQI 10
Alsip
AQI 20
Calumet Park
AQI 10
Bridgeview
AQI 14
Blue Island
AQI 10