US AQI
TH AQI
LOCATION COMPARISON
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7 DAYS AGO
STANDARD AQI (US)
350
300
250
200
150
100
50
0
Sep, 26
Sep, 27
Sep, 28
Sep, 29
Sep, 30
Oct, 1
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Mae Hong Son
17
2. Trang
17
3. Kamphaeng Phet
21
4. Yala
21
5. Prachuap Khiri Khan
25
6. Chumphon
25
7. Bueng Kan
25
8. Chanthaburi
29
9. Chaiyaphum
29
10. Phayao
29
FORECAST
PM 2.5 AQI (US)
October, 2 2025
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.
