Koh Samui vs Chiang Mai

Live air quality comparison. Koh Samui has cleaner air right now.

Thailand
Koh Samui
33
Good
Thailand
Chiang Mai
60
Moderate
MetricKoh SamuiChiang Mai
AQI3360
PM2.54.4 μg/m³6.7 μg/m³
PM105.7 μg/m³6.7 μg/m³
Ozone60 ppb39 ppb
NO21.4 ppb12.3 ppb

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