Weather in Busan in May
May in Busan is mild with average temperatures around 17.0°C (62.6°F). Expect significant rainfall with 144mm across approximately 9 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
20.8°C
69.4°F
Low
13.3°C
55.9°F
Precipitation
144 mm
5.7 inches
~9 rainy days
Conditions
Humidity
79%
Comparison to Adjacent Months
May is 4.5°C warmer than April.
May is 3.9°C cooler than June, 31mm drier than June.