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

Cook County

Illinois

2026-09-10 05:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
5
O3
μg/m³
33.9
PM10
μg/m³
10.7
Weather
  • ℃
  • ℉
21℃
95%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
Barrington Township
AQI 29
Berwyn Township
AQI 29
Bloom Township
AQI 28
Bremen Township
AQI 26
Calumet Township
AQI 26
Chicago
AQI 25
Cicero Township
AQI 29
Elk Grove Township
AQI 30
Evanston Township
AQI 32
Hanover Township
AQI 29
Lemont Township
AQI 27
Leyden Township
AQI 35
Lyons Township
AQI 27
Maine Township
AQI 23
New Trier Township
AQI 32
Niles Township
AQI 24
Northfield Township
AQI 29
Norwood Park Township
AQI 37
Oak Park Township
AQI 29
Orland Township
AQI 25
Palatine Township
AQI 25
Palos Township
AQI 27
Proviso Township
AQI 32
Rich Township
AQI 28
River Forest Township
AQI 29
Riverside Township
AQI 27
Schaumburg Township
AQI 37
Stickney Township
AQI 25
Thornton Township
AQI 27
Wheeling Township
AQI 23
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 24
Hometown
AQI 24
Oak Lawn
AQI 24
Burbank
AQI 24
Merrionette Park
AQI 25
Bedford Park
AQI 24
Chicago Ridge
AQI 25
Alsip
AQI 25
Calumet Park
AQI 25
Bridgeview
AQI 27
Blue Island
AQI 25