New York vs Chicago

Live air quality comparison. Chicago has cleaner air right now.

United States
New York
56
Moderate
United States
Chicago
40
Good
MetricNew YorkChicago
AQI5640
PM2.529.1 μg/m³10.8 μg/m³
PM1029.7 μg/m³11.7 μg/m³
Ozone8 ppb66 ppb
NO273.9 ppb13.1 ppb

Lower values mean cleaner air. Updated hourly. Sources: OpenAQ, Open-Meteo.