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, 16
Feb, 17
Feb, 18
Feb, 19
Feb, 20
Feb, 21
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Yala
42
2. Nakhon Si Thammarat
50
3. Phuket
50
4. Surat Thani
50
5. Satun
50
6. Trang
50
7. Songkhla
52
8. Phatthalung
53
9. Prachuap Khiri Khan
59
10. Krabi
59
FORECAST
PM 2.5 AQI (US)
February, 22 2026
350
300
250
200
150
100
50
0
0:00
6:00
12:00
18:00
Mon
Tue
Wed
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.
