Chiang Mai vs Montreal

Live air quality comparison. Chiang Mai has cleaner air right now.

Thailand
Chiang Mai
33
Good
Canada
Montreal
37
Good
MetricChiang MaiMontreal
AQI3337
PM2.511.3 μg/m³6.4 μg/m³
PM1011.7 μg/m³6.8 μg/m³
Ozone12 ppb86 ppb
NO223.8 ppb2.2 ppb

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