Bangkok Weather in August
What's the weather like in Bangkok (Bangkok) in August 2025?
The climate in Bangkok during August can be summarized as very hot, humid and very wet.
August is in the summer in Bangkok and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (91°F), whilst at night 25°C (77°F) is normal.
| Daytime temperature | 32.6°C 90.6°F |
|---|---|
| Nightly temperature | 25.1°C 77.1°F |
| Average temperature | 28.8°C 83.8°F |
| Daily sunshine | 5.5 hrs |
| Avg rainfall | 208 mm 8.2 ins |
| Rainy days | 19 days |
| Sea temperature | 29.2°C 84.5°F |
| Humidity | 78% |
| Windspeed | 7.2kph 5 mph |
On average August is the 2nd wettest month of the year in Bangkok with around 208mm 8.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.5 hours of sunshine per day.
August temperatures in Bangkok
August rainfall
August hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Bangkok in August 2025.
Other monthly averages
Best places to visit in August
Bangkok weather stats
| Hottest month: | April | 34.7°C 94.5°F |
|---|---|---|
| Driest month: | January | 8mm 0.3ins |
| Sunniest month: | January | 9.2hrs |
| Coldest month: | December | 31.1°C 88°F |
| Wettest month: | September | 292mm 11.5ins |
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