Chittagong vs Montreal

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

Bangladesh
Chittagong
67
Moderate
Canada
Montreal
33
Good
MetricChittagongMontreal
AQI6733
PM2.517.7 μg/m³3.7 μg/m³
PM1021.6 μg/m³3.9 μg/m³
Ozone40 ppb80 ppb
NO218.7 ppb4.4 ppb

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