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, 30
May, 31
Jun, 1
Jun, 2
Jun, 3
Jun, 4
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Nonthaburi
21
2. Nakhon Nayok
21
3. Mae Hong Son
21
4. Prachuap Khiri Khan
21
5. Trang
21
6. Surin
25
7. Yasothon
25
8. Chaiyaphum
25
9. Amnat Charoen
25
10. Loei
25
FORECAST
PM 2.5 AQI (US)
June, 5 2026
350
300
250
200
150
100
50
0
0:00
6:00
12:00
18:00
Sat
Sun
Mon
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.
