Chiang Rai vs Montreal

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

Thailand
Chiang Rai
59
Moderate
Canada
Montreal
34
Good
MetricChiang RaiMontreal
AQI5934
PM2.515.1 μg/m³4.1 μg/m³
PM1019.4 μg/m³4.4 μg/m³
Ozone59 ppb79 ppb
NO28.2 ppb4.1 ppb

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