Chicago vs Shanghai

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

United States
Chicago
58
Moderate
China
Shanghai
111
Unhealthy for Sensitive Groups
MetricChicagoShanghai
AQI58111
PM2.515 μg/m³44.4 μg/m³
PM1015.3 μg/m³64.5 μg/m³
Ozone32 ppb21 ppb
NO242.2 ppb36.6 ppb

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