Click on a day for an hourly weather forecast
The temperatures in Karon during September are extremely high, between 27°C and hot as 29°C, drinking water regularly is advisable.
There’s going to be many days of rain during the month of September in Karon.
Karon 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 Karon in September 2025.
If you’re planning to visit Karon in the near future, we highly recommend that you review the 14 day weather forecast for Karon before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 29° / 25° | 9 | 22 | 0 | 181 mm | Ok | Karon in January |
| February | 30° / 25° | 4 | 24 | 0 | 77 mm | Good | Karon in February |
| March | 30° / 26° | 8 | 23 | 0 | 216 mm | Ok | Karon in March |
| April | 30° / 27° | 12 | 18 | 0 | 274 mm | Ok | Karon in April |
| May | 30° / 28° | 15 | 16 | 0 | 363 mm | Ok | Karon in May |
| June | 29° / 28° | 15 | 15 | 0 | 430 mm | Ok | Karon in June |
| July | 29° / 27° | 16 | 15 | 0 | 456 mm | Ok | Karon in July |
| August | 29° / 27° | 15 | 16 | 0 | 420 mm | Ok | Karon in August |
| September | 29° / 27° | 15 | 15 | 0 | 398 mm | Ok | Karon in September |
| October | 29° / 27° | 14 | 17 | 0 | 383 mm | Ok | Karon in October |
| November | 29° / 26° | 14 | 16 | 0 | 304 mm | Ok | Karon in November |
| December | 29° / 26° | 12 | 19 | 0 | 228 mm | Ok | Karon in December |