US AQI
TH AQI
LOCATION COMPARISON
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7 DAYS AGO
STANDARD AQI (US)
350
300
250
200
150
100
50
0
May, 15
May, 16
May, 17
May, 18
May, 19
May, 20
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Bueng Kan
12
2. Krabi
21
3. Narathiwat
21
4. Yala
23
5. Loei
25
6. Nakhon Si Thammarat
25
7. Phuket
25
8. Surat Thani
25
9. Satun
25
10. Trang
25
FORECAST
PM 2.5 AQI (US)
May, 21 2026
350
300
250
200
150
100
50
0
0:00
6:00
12:00
18:00
Fri
Sat
Sun
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.
