Miami vs Chicago

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

United States
Miami
49
Good
United States
Chicago
61
Moderate
MetricMiamiChicago
AQI4961
PM2.510.9 μg/m³4.1 μg/m³
PM1017.7 μg/m³4.2 μg/m³
Ozone85 ppb107 ppb
NO20.8 ppb6.1 ppb

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