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Chicago

Cook County, Illinois

2026-09-09 06:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
79.3
PM2.5
μg/m³
9.9
Weather
  • ℃
  • ℉
25℃
66%
8 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM2.5
Places included
CHI_COM
AQI 80
CHI_SP
AQI 16
CHI_SWFP
AQI 80
CHI_TAFT
AQI 80
CHI_WASH
AQI 19
Data Sources
http://www.airnow.gov/

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