Chiang Mai — Air Quality (เชียงใหม่)

Thailand, Asia. US AQI: 42 (Good). Air Quality Score: 87.0/100. Dominant pollutant: NO2.

Last updated: · Updated hourly

Quanteta Scores

US AQI 0 Rank 17 / 50
Air Quality Score 0/100 Rank 23 / 50
Breathability 0/100 Rank 23 / 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
20
Dominant Pollutant
NO2
Measured At
2026-07-08T14:00Z

Pollutant Concentrations

Pollutant Concentration
PM2.5 10.5 μg/m³
PM10 10.9 μg/m³
O3 18.0 μg/m³
NO2 Dominant 28.6 μg/m³
SO2 5.5 μg/m³
CO 2135.0 μg/m³
PM2.5: 0.5% PM10: 0.5% O3: 0.8% NO2: 1.3% SO2: 0.2% CO: 96.7% Air Quality
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