US AQI
TH AQI
LOCATION COMPARISON
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7 DAYS AGO
STANDARD AQI (US)
350
300
250
200
150
100
50
0
Jun, 22
Jun, 23
Jun, 24
Jun, 25
Jun, 26
Jun, 27
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Chumphon
8
2. Kamphaeng Phet
12
3. Surin
17
4. Krabi
17
5. Nonthaburi
21
6. Sing Buri
21
7. Phra Nakhon Si Ayutthaya
21
8. Sukhothai
21
9. Phichit
21
10. Trang
21
FORECAST
PM 2.5 AQI (US)
June, 28 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.
