The best time to visit Samut Prakan is from November to March as the province will be cooling down after the monsoon. The region receives quite a lot of rain during monsoon season since it is located in a coastal area. Summer in Thailand can be extremely hot & humid with temperatures rising up to 45-degree celsius, so visiting this place between March and July is inadvisable.
| Month | High/Low (°C) | Rain |
|---|---|---|
| January | 33°/ 24° | 1 days |
| February | 33°/ 24° | 1 days |
| March | 34°/ 26° | 2 days |
| April | 34°/ 27° | 9 days |
| May | 36°/ 28° | 19 days |
| June | 34°/ 27° | 12 days |
| July | 33°/ 26° | 17 days |
| August | 31°/ 26° | 25 days |
| September | 31°/ 25° | 22 days |
| October | 33°/ 25° | 28 days |
| November | 33°/ 24° | 3 days |
| December | 32°/ 22° | 1 days |