Chiang Mai vs Toronto

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

Thailand
Chiang Mai
59
Moderate
Canada
Toronto
43
Good
MetricChiang MaiToronto
AQI5943
PM2.513.9 μg/m³18.1 μg/m³
PM1018.9 μg/m³18.4 μg/m³
Ozone17 ppb90 ppb
NO227.2 ppb14.2 ppb

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