Si Mueang Mai Weather in August
What's the weather like in Si Mueang Mai (Changwat Ubon Ratchathani) in August 2025?
The climate in Si Mueang Mai during August can be summarized as hot, humid and very wet.
August is in the summer in Si Mueang Mai and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 24°C (75°F) is normal.
| Daytime temperature | 30.9°C 87.5°F |
|---|---|
| Nightly temperature | 24°C 75.1°F |
| Average temperature | 27.4°C 81.3°F |
| Daily sunshine | 5.2 hrs |
| Avg rainfall | 394 mm 15.5 ins |
| Rainy days | 25 days |
| Sea temperature | 29.4°C 85°F |
| Humidity | 83% |
| Windspeed | 7.2kph 5 mph |
On average August is the wettest month of the year in Si Mueang Mai with around 394mm 15.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 25 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.2 hours of sunshine per day.
August temperatures in Si Mueang Mai
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 Si Mueang Mai in August 2025.
Other monthly averages
Best places to visit in August
Si Mueang Mai weather stats
| Hottest month: | April | 35°C 95°F |
|---|---|---|
| Driest month: | January | 3mm 0.1ins |
| Sunniest month: | January | 9.8hrs |
| Coldest month: | January | 30.3°C 86.5°F |
| Wettest month: | August | 394mm 15.5ins |
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