Chiang Mai — Air Quality (เชียงใหม่)

Thailand, Asia. US AQI: 32 (Good). Air Quality Score: 85.2/100. Dominant pollutant: NO2.

Last updated: · Updated hourly

Quanteta Scores

US AQI 0 Rank 6 / 50
Air Quality Score 0/100 Rank 29 / 50
Breathability 0/100 Rank 29 / 50

City Info

City ID
aq-chiang-mai
Country
Thailand (TH)
Region
Asia
Population
131,000
Coordinates
18.7883, 98.9853
Timezone
Asia/Bangkok
AQI Level
Good
EU AQI
15
Dominant Pollutant
NO2
Measured At
2026-07-09T14:00Z

Pollutant Concentrations

Pollutant Concentration
PM2.5 12.8 μg/m³
PM10 13.9 μg/m³
O3 23.0 μg/m³
NO2 Dominant 29.0 μg/m³
SO2 5.9 μg/m³
CO 2037.0 μg/m³
PM2.5: 0.6% PM10: 0.7% O3: 1.1% NO2: 1.4% SO2: 0.3% CO: 96.0% Air Quality