The climate in Busan during October can be summarized as mild and reasonably dry.
October is in the fall / autumn in Busan and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 22°C (72°F), whilst at night 13°C (56°F) is normal.
Daytime temperature | 22°C 71.6°F |
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Nightly temperature | 13.2°C 55.8°F |
Average temperature | 17.6°C 63.7°F |
Daily sunshine | 7 hrs |
Avg rainfall | 72 mm 2.8 ins |
Rainy days | 6 days |
Sea temperature | 21.6°C 70.9°F |
Humidity | 67% |
Windspeed | 10.1kph 6 mph |
On average October is the 5th driest month of the year in Busan with around 72mm 2.8 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
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 Busan in October 2025.
Best places to visit in October
Hottest month: | August | 29.3°C 84.7°F |
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Driest month: | December | 28mm 1.1ins |
Sunniest month: | December | 6.8hrs |
Coldest month: | January | 6.7°C 44.1°F |
Wettest month: | July | 271mm 10.7ins |