Beijing vs Montreal

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

China
Beijing
153
Unhealthy
Canada
Montreal
33
Good
MetricBeijingMontreal
AQI15333
PM2.571.7 μg/m³3.7 μg/m³
PM10210.9 μg/m³3.9 μg/m³
Ozone29 ppb80 ppb
NO245.9 ppb4.4 ppb

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