Chiang Mai vs Montreal

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

Thailand
Chiang Mai
75
Moderate
Canada
Montreal
23
Good
MetricChiang MaiMontreal
AQI7523
PM2.511.3 μg/m³3.1 μg/m³
PM1011.3 μg/m³3.2 μg/m³
Ozone133 ppb48 ppb
NO22.1 ppb10.1 ppb

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