Click on a day for an hourly weather forecast
The weather in Pai in September is very hot. The average temperatures are between 24°C and 31°C, drinking water regularly is advisable.
There’s going to be many days of rain during the month of September in Pai.
Pai should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what weather to expect in Pai in September 2025.
If you’re planning to visit Pai in the near future, we highly recommend that you review the 14 day weather forecast for Pai before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 31° / 20° | 1 | 30 | 0 | 14 mm | Good | Pai in January |
| February | 35° / 23° | 1 | 28 | 0 | 12 mm | Ok | Pai in February |
| March | 37° / 25° | 2 | 29 | 0 | 50 mm | Ok | Pai in March |
| April | 37° / 27° | 6 | 24 | 0 | 122 mm | Ok | Pai in April |
| May | 35° / 26° | 9 | 22 | 0 | 187 mm | Bad | Pai in May |
| June | 33° / 25° | 11 | 19 | 0 | 201 mm | Ok | Pai in June |
| July | 32° / 24° | 14 | 17 | 0 | 267 mm | Ok | Pai in July |
| August | 31° / 24° | 15 | 16 | 0 | 292 mm | Ok | Pai in August |
| September | 31° / 24° | 16 | 14 | 0 | 351 mm | Ok | Pai in September |
| October | 30° / 23° | 10 | 21 | 0 | 258 mm | Ok | Pai in October |
| November | 30° / 21° | 2 | 28 | 0 | 53 mm | Good | Pai in November |
| December | 29° / 19° | 0 | 31 | 0 | 10 mm | Good | Pai in December |