Chiang Mai
126 monitoring stations · readings from 25 to 106
Average AQI
Air quality in Chiang Mai
Air quality in Chiang Mai is currently 70 on the AQI scale, which falls in the Moderate band. That number is the average across every monitoring station reporting in Chiang Mai right now.
We aggregate 126 stations across Chiang Mai. Individual stations range from 25 at the cleanest to 106 at the worst, so conditions vary across Chiang Mai — the local figure matters more than the average.
Chiang Mai breaks down into 11 cities you can open individually. Of those listed below, Chiang Dao District is reading highest at 78 and Omkoi lowest at 25.
Readings refresh hourly from the official monitoring networks we track. Conditions can change quickly, so check back before planning time outdoors.
What to do at moderate levels
Outdoor activity
Fine for most people. If you are planning a long or intense session outdoors, the early morning is usually cleaner.
Sensitive groups
Unusually sensitive people may notice mild irritation. Keep reliever medication to hand if you use it.
Indoor air
Ventilating is still worthwhile. Consider closing up during traffic peaks if you live on a busy road.
Cities in Chiang Mai
11 cities
Chiang Dao District
Moderate
- Stations
- 1
- Range
- 78–78
77Ban Mae Cho
Moderate
- Stations
- 12
- Range
- 69–84
77Ban Ton Pao
Moderate
- Stations
- 14
- Range
- 69–106
San Sai District
Moderate
- Stations
- 1
- Range
- 73–73
70Ban Mae Kha Tai
Moderate
- Stations
- 13
- Range
- 60–106
70Ban Piang Luang
Moderate
- Stations
- 33
- Range
- 25–104
68Chiang Mai
Moderate
- Stations
- 48
- Range
- 54–78
Pa Daet Subdistrict
Moderate
- Stations
- 1
- Range
- 67–67
Hot District
Moderate
- Stations
- 1
- Range
- 60–60
Omkoi District
Good
- Stations
- 1
- Range
- 29–29
Omkoi
Good
- Stations
- 1
- Range
- 25–25
About Chiang Mai
Coordinates
18.980, 98.920
Centroid of monitored stations
Stations
126
Reporting in this area
Spread
25 – 106
Cleanest to worst station reading
Chiang Mai air quality, answered
Chiang Mai is currently reading an AQI of 70, which is Moderate. It is the average across 126 reporting stations.
Fine for most people. If you are planning a long or intense session outdoors, the early morning is usually cleaner. Unusually sensitive people may notice mild irritation. Keep reliever medication to hand if you use it.
70 sits in the Moderate band of the air quality index. The index runs from 0 to 500, and the lower the number the cleaner the air.
We currently aggregate 126 stations in Chiang Mai, reading between 25 and 106.
Of the cities currently listed for Chiang Mai, Chiang Dao District is reading highest at 78 (Moderate).
Hourly. We pull from the official monitoring networks that publish for this region, and this page refreshes on the same cadence.
See Chiang Mai on the map.
Every station around it, live — or find out what today's reading means for you personally.