New York vs Chicago

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

United States
New York
67
Moderate
United States
Chicago
61
Moderate
MetricNew YorkChicago
AQI6761
PM2.512.6 μg/m³4.1 μg/m³
PM1012.9 μg/m³4.2 μg/m³
Ozone142 ppb107 ppb
NO23.8 ppb6.1 ppb

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