Miami vs Chicago

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

United States
Miami
36
Good
United States
Chicago
29
Good
MetricMiamiChicago
AQI3629
PM2.59.1 μg/m³2.5 μg/m³
PM1014.6 μg/m³2.5 μg/m³
Ozone66 ppb59 ppb
NO22 ppb12.9 ppb

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