Chittagong vs Montreal

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

Bangladesh
Chittagong
54
Moderate
Canada
Montreal
37
Good
MetricChittagongMontreal
AQI5437
PM2.515.7 μg/m³6.4 μg/m³
PM1028.1 μg/m³6.8 μg/m³
Ozone65 ppb86 ppb
NO27.4 ppb2.2 ppb

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