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, 18
Feb, 19
Feb, 20
Feb, 21
Feb, 22
Feb, 23
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Mae Hong Son
49
2. Sukhothai
57
3. Yala
57
4. Trang
59
5. Trat
61
6. Prachuap Khiri Khan
61
7. Nakhon Pathom
63
8. Krabi
63
9. Narathiwat
63
10. Nakhon Nayok
66
FORECAST
PM 2.5 AQI (US)
February, 24 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.
