Chiang Mai vs Seattle

Live air quality comparison. Both cities show identical AQI right now.

Thailand
Chiang Mai
59
Moderate
United States
Seattle
59
Moderate
MetricChiang MaiSeattle
AQI5959
PM2.513.9 μg/m³12.9 μg/m³
PM1018.9 μg/m³16.6 μg/m³
Ozone17 ppb82 ppb
NO227.2 ppb11 ppb

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