Udon Thani vs Chiang Rai

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

Thailand
Udon Thani
30
Good
Thailand
Chiang Rai
28
Good
MetricUdon ThaniChiang Rai
AQI3028
PM2.55.2 μg/m³5.8 μg/m³
PM105.6 μg/m³5.9 μg/m³
Ozone48 ppb56 ppb
NO29.2 ppb6.1 ppb

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