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

Cook County

Illinois

2026-05-25 00:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
8.8
O3
μg/m³
104.3
PM10
μg/m³
23
Weather
  • ℃
  • ℉
21℃
70%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
Barrington Township
AQI 27
Berwyn Township
AQI 40
Bloom Township
AQI 53
Bremen Township
AQI 53
Calumet Township
AQI 53
Chicago
AQI 54
Cicero Township
AQI 41
Elk Grove Township
AQI 42
Evanston Township
AQI 66
Hanover Township
AQI 27
Lemont Township
AQI 60
Leyden Township
AQI 49
Lyons Township
AQI 44
Maine Township
AQI 46
New Trier Township
AQI 66
Niles Township
AQI 41
Northfield Township
AQI 59
Norwood Park Township
AQI 48
Oak Park Township
AQI 40
Orland Township
AQI 53
Palatine Township
AQI 34
Palos Township
AQI 48
Proviso Township
AQI 45
Rich Township
AQI 53
River Forest Township
AQI 40
Riverside Township
AQI 44
Schaumburg Township
AQI 48
Stickney Township
AQI 49
Thornton Township
AQI 54
Wheeling Township
AQI 37
Worth Township
AQI 52
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 51
Hometown
AQI 51
Oak Lawn
AQI 51
Burbank
AQI 51
Merrionette Park
AQI 53
Bedford Park
AQI 51
Chicago Ridge
AQI 53
Alsip
AQI 53
Calumet Park
AQI 53
Bridgeview
AQI 44
Blue Island
AQI 53