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, 11
Sep, 12
Sep, 13
Sep, 14
Sep, 15
Sep, 16
Today
TOP 10 PROVINCES
STANDARD AQI (US)
BEST
WORST
1. Chumphon
12
2. Chanthaburi
17
3. Phangnga
17
4. Phra Nakhon Si Ayutthaya
21
5. Surin
21
6. Mae Hong Son
21
7. Samut Songkhram
21
8. Nakhon Si Thammarat
21
9. Phuket
21
10. Surat Thani
21
FORECAST
PM 2.5 AQI (US)
September, 17 2025
350
300
250
200
150
100
50
0
0:00
6:00
12:00
18:00
Thu
Fri
Sat