Weather in Busan in August 2025
- August is usually the hottest month of the year in Busan;
Average weather
Average temperature in Busan in August
Going from a maximum of +31°C during the day to a minimum of +25°C during the night, the temperature in August averages around +29°C.
The average maximum temperature goes down 33% by the end of the month, compared with the beginning of the month, from +30°C to +28°C.
Is Busan warm or cold in August?
Busan is typically warm in August.
Maximum temperatures go up compared to the previous month from +26°C to +28°C. The minimum temperature also goes up from +23°C to +24°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
August is the hottest month in Busan, here is the comparison with other months:
Climate in Busan in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +26°C | +28°C | +25°C | ||||
| Min. temperature | ||||||
| +17°C | +18°C | +12°C | ||||
| Max. temperature | ||||||
| +35°C | +38°C | +33°C | ||||
| Rainfall | ||||||
| 233 mm | 197 mm | 165 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 84% | 81% | 77% | ||||
| Air pressure | ||||||
| 1007 HPa | 1008 HPa | 1012 HPa | ||||
| Sunny days | ||||||
| 2 | 4 | 5 | ||||
| Cloudy days | ||||||
| 9 | 8 | 10 | ||||
| Rainy days | ||||||
| 19 | 18 | 14 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as ok as in July. It’s getting warmer as August arrives. The average maximum temperature goes up from +26°C to +28°C during the day. As August arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 233 mm to 197 mm. It feels drier, as humidity decreases from 84% to 81%. The average wind speed doesn’t change much during August, staying around 2 m/s. The good news is there are likely to be more sunny days in August, from 2 to 4.
September brings much the same weather, it remains ok.
Wind
The average wind speed is 3 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Busan is gradually increasing during August, going from 2 m/s to 2 m/s over the course of the month.
Rain
How was the weather last August in Busan?
Climate Change over Years
The climate in Busan in August has not changed much over the last 43 years.
The average temperature was the lowest in 1980 (+16°C) and the highest in 2019 (+20°C). The driest year was 2008 with only 733 mm of rainfall, and the wettest year was 1999 with 2001 mm.
FAQ
Is August a good time to visit Busan?
Can you sunbathe in Busan in August?
Is Busan rainy in August?
Is it sunny in Busan in August?
Other cities in South Korea
Monthly weather in Busan
Source of the data
For this page, we’ve looked at the typical weather in Busan, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.