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

Cook County

Illinois

2026-09-19 23:00
AQI (India)
Good
Pollutants|Pollens
PM10
μg/m³
26.6
O3
μg/m³
24.7
PM2.5
μg/m³
11.8
Weather
  • ℃
  • ℉
21℃
94%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Barrington Township
AQI 28
Berwyn Township
AQI 25
Bloom Township
AQI 19
Bremen Township
AQI 16
Calumet Township
AQI 19
Chicago
AQI 29
Cicero Township
AQI 25
Elk Grove Township
AQI 28
Evanston Township
AQI 48
Hanover Township
AQI 28
Lemont Township
AQI 20
Leyden Township
AQI 28
Lyons Township
AQI 15
Maine Township
AQI 35
New Trier Township
AQI 31
Niles Township
AQI 28
Northfield Township
AQI 43
Norwood Park Township
AQI 28
Oak Park Township
AQI 28
Orland Township
AQI 16
Palatine Township
AQI 28
Palos Township
AQI 15
Proviso Township
AQI 28
Rich Township
AQI 17
River Forest Township
AQI 28
Riverside Township
AQI 15
Schaumburg Township
AQI 28
Stickney Township
AQI 15
Thornton Township
AQI 19
Wheeling Township
AQI 28
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 14
Hometown
AQI 14
Oak Lawn
AQI 14
Burbank
AQI 14
Merrionette Park
AQI 16
Bedford Park
AQI 14
Chicago Ridge
AQI 16
Alsip
AQI 16
Calumet Park
AQI 16
Bridgeview
AQI 15
Blue Island
AQI 16