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

Cook County

Illinois

2026-05-19 15:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
90.4
PM10
μg/m³
11
PM2.5
μg/m³
7.3
Weather
  • ℃
  • ℉
24℃
77%
28 kph
6 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Barrington Township
AQI 11
Berwyn Township
AQI 11
Bloom Township
AQI 12
Bremen Township
AQI 11
Calumet Township
AQI 11
Chicago
AQI 29
Cicero Township
AQI 29
Elk Grove Township
AQI 12
Evanston Township
AQI 31
Hanover Township
AQI 11
Lemont Township
AQI 11
Leyden Township
AQI 25
Lyons Township
AQI 11
Maine Township
AQI 30
New Trier Township
AQI 11
Niles Township
AQI 11
Northfield Township
AQI 31
Norwood Park Township
AQI 13
Oak Park Township
AQI 11
Orland Township
AQI 10
Palatine Township
AQI 11
Palos Township
AQI 11
Proviso Township
AQI 12
Rich Township
AQI 12
River Forest Township
AQI 11
Riverside Township
AQI 11
Schaumburg Township
AQI 13
Stickney Township
AQI 11
Thornton Township
AQI 13
Wheeling Township
AQI 11
Worth Township
AQI 25
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 10
Bedford Park
AQI 11
Chicago Ridge
AQI 10
Alsip
AQI 25
Calumet Park
AQI 10
Bridgeview
AQI 11
Blue Island
AQI 10