The climate in Busan during May can be summarized as mild and wet.
May is in the spring in Busan and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 13°C (56°F) is normal.
|Daytime temperature||21.8°C 71.2°F|
|Nightly temperature||13.4°C 56.1°F|
|Average temperature||17.6°C 63.7°F|
|Daily sunshine||7.9 hrs|
|Avg rainfall||142 mm 5.6 ins|
|Rainy days||10 days|
|Sea temperature||16.6°C 61.9°F|
|Windspeed||11.2kph 7 mph|
On average May is the 6th wettest month of the year in Busan with around 142mm 5.6 inches of rain making it a wet time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.9 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 May 2023.
|Hottest month:||August||29.3°C 84.7°F|
|Driest month:||December||28mm 1.1ins|
|Coldest month:||January||6.7°C 44.1°F|
|Wettest month:||July||271mm 10.7ins|