Click on a day for an hourly weather forecast
The temperatures in Chon Buri during September are extremely high, between 27°C and hot as 30°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of September in Chon Buri. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Chon Buri in September 2025.
If you’re planning to visit Chon Buri in the near future, we highly recommend that you review the 14 day weather forecast for Chon Buri before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 30° / 24° | 3 | 28 | 0 | 56 mm | Good | Chon Buri in January |
| February | 31° / 26° | 2 | 26 | 0 | 50 mm | Good | Chon Buri in February |
| March | 31° / 27° | 5 | 26 | 0 | 89 mm | Good | Chon Buri in March |
| April | 32° / 28° | 8 | 22 | 0 | 120 mm | Ok | Chon Buri in April |
| May | 32° / 28° | 13 | 19 | 0 | 212 mm | Ok | Chon Buri in May |
| June | 31° / 27° | 13 | 17 | 0 | 292 mm | Ok | Chon Buri in June |
| July | 30° / 27° | 12 | 19 | 0 | 266 mm | Ok | Chon Buri in July |
| August | 30° / 27° | 11 | 20 | 0 | 239 mm | Ok | Chon Buri in August |
| September | 30° / 27° | 13 | 17 | 0 | 342 mm | Ok | Chon Buri in September |
| October | 30° / 26° | 16 | 15 | 0 | 445 mm | Ok | Chon Buri in October |
| November | 30° / 25° | 8 | 22 | 0 | 185 mm | Ok | Chon Buri in November |
| December | 30° / 24° | 2 | 29 | 0 | 46 mm | Good | Chon Buri in December |