Chittagong vs Montreal

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

Bangladesh
Chittagong
31
Good
Canada
Montreal
49
Good
MetricChittagongMontreal
AQI3149
PM2.54 μg/m³5.6 μg/m³
PM104.5 μg/m³5.6 μg/m³
Ozone27 ppb33 ppb
NO28.5 ppb27.2 ppb

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