US AQI
TH AQI
LOCATION COMPARISON
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7 DAYS AGO
STANDARD AQI (US)
350
300
250
200
150
100
50
0
Jun, 17
Jun, 18
Jun, 19
Jun, 20
Jun, 21
Jun, 22
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Chumphon
12
2. Yala
19
3. Nakhon Si Thammarat
21
4. Surat Thani
21
5. Satun
21
6. Narathiwat
21
7. Krabi
25
8. Phuket
25
9. Trang
25
10. Mae Hong Son
29
FORECAST
PM 2.5 AQI (US)
June, 23 2026
350
300
250
200
150
100
50
0
0:00
6:00
12:00
18:00
Wed
Thu
Fri
DISCOVER
OUR SENSOR
OUR SENSOR
Check the real-time PM2.5, PM10, and AQI in your area with the dust sensor developed by the Faculty of Engineering, Chulalongkorn University. Track your air quality with our dashboard showing the real-time data that can calculate the Air Quality Index (AQI) in real-time format or standard formats of both Thai and US AQI.
