Bangkok in September
In September, Bangkok averages 32°C (90°F) during the day and 25°C (77°F) at night, with frequent rain — about 18 days of the month see precipitation (333 mm total).
Conditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
September is one of the wetter and less comfortable months in Bangkok. If your dates are flexible, consider a different time of year.
32°C
Avg high
25°C
Avg low
18
Rain days
333 mm
Rainfall
Bangkok in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 32°C / 90°F | 22°C / 72°F | 13 mm | 1 | — |
| February | 33°C / 91°F | 24°C / 75°F | 20 mm | 2 | — |
| March | 35°C / 95°F | 26°C / 79°F | 35 mm | 4 | — |
| April | 36°C / 97°F | 27°C / 81°F | 81 mm | 6 | — |
| May | 34°C / 93°F | 26°C / 79°F | 198 mm | 14 | — |
| June | 33°C / 91°F | 26°C / 79°F | 175 mm | 15 | — |
| July | 33°C / 91°F | 26°C / 79°F | 173 mm | 15 | — |
| August | 32°C / 90°F | 25°C / 77°F | 185 mm | 16 | — |
| September | 32°C / 90°F | 25°C / 77°F | 333 mm | 18 | — |
| October | 32°C / 90°F | 25°C / 77°F | 290 mm | 16 | — |
| November | 32°C / 90°F | 23°C / 73°F | 51 mm | 5 | — |
| December | 31°C / 88°F | 21°C / 70°F | 8 mm | 1 | — |
Other cities with similar September weather
Check the live 10-day forecast and sunrise/sunset.