US AQI
TH AQI
LOCATION COMPARISON
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7 DAYS AGO
STANDARD AQI (US)
350
300
250
200
150
100
50
0
Feb, 8
Feb, 9
Feb, 10
Feb, 11
Feb, 12
Feb, 13
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Trang
29
2. Ranong
33
3. Krabi
37
4. Yala
40
5. Nakhon Si Thammarat
42
6. Phuket
42
7. Surat Thani
42
8. Satun
42
9. Phatthalung
42
10. Narathiwat
42
FORECAST
PM 2.5 AQI (US)
February, 14 2026
350
300
250
200
150
100
50
0
0:00
6:00
12:00
18:00
Sun
Mon
Tue
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.
