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

Cook County

Illinois

2026-09-08 15:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
28.4
O3
μg/m³
45
PM2.5
μg/m³
8.7
Weather
  • ℃
  • ℉
27℃
65%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Barrington Township
AQI 29
Berwyn Township
AQI 12
Bloom Township
AQI 25
Bremen Township
AQI 12
Calumet Township
AQI 25
Chicago
AQI 17
Cicero Township
AQI 12
Elk Grove Township
AQI 29
Evanston Township
AQI 29
Hanover Township
AQI 29
Lemont Township
AQI 19
Leyden Township
AQI 29
Lyons Township
AQI 17
Maine Township
AQI 29
New Trier Township
AQI 29
Niles Township
AQI 29
Northfield Township
AQI 29
Norwood Park Township
AQI 29
Oak Park Township
AQI 29
Orland Township
AQI 12
Palatine Township
AQI 29
Palos Township
AQI 15
Proviso Township
AQI 29
Rich Township
AQI 13
River Forest Township
AQI 29
Riverside Township
AQI 17
Schaumburg Township
AQI 29
Stickney Township
AQI 14
Thornton Township
AQI 25
Wheeling Township
AQI 29
Worth Township
AQI 15
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 11
Hometown
AQI 11
Oak Lawn
AQI 11
Burbank
AQI 11
Merrionette Park
AQI 12
Bedford Park
AQI 11
Chicago Ridge
AQI 12
Alsip
AQI 15
Calumet Park
AQI 12
Bridgeview
AQI 17
Blue Island
AQI 12