Busan weather in May 2026

Expect daytime maximum temperatures of 72°F in Busan, South Korea in May based on long-term weather averages. There are 7 hours of sunshine per day on average with 10 days with some rainfall and typically 5.6 inches of rainfall in the month.

  • 72°F maximum daytime temperature in May in Busan72
    72°F max day temperature
  • 7 hours of sunshine per day
  • 10 days with some rainfall in May in Busan10
    10 days with some rainfall
  • 55°F minimum night-time temperature in May in Busan55
    55°F min night temperature
  • 14 hours of daylight per day in May in Busan14
    14 hours of daylight per day
  • No heat & humidity in May in Busan0
    No heat & humidity
  • 5.6 inches monthly rainfall in May in Busan5.6
    5.6 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Busan9
    9 (Very High) UV index
  • 61°F sea temperature in May in Busan61
    61°F sea temperature

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The May weather guide for South Korea (Busan) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Busan in May?

Daytime temperatures usually reach 72°F in Busan in May, falling to 55°F at night.

How sunny is it in Busan in May?

There are normally 7 hours of bright sunshine each day in Busan in May - that's 53% of daylight hours.

How warm is the sea around Busan in May?

The average sea temperature around Busan in May is 61°F.

Does it rain in Busan in May?

There are usually 10 days with some rain in Busan in May and the average monthly rainfall is 5.6 inches.

Busan May sunrise & sunset times

Browse the sunrise and sunset times for Busan in May 2026. Select a month to view Busan sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2026 05:33 19:09
Saturday, 16th May 2026 05:20 19:21
Sunday, 31st May 2026 05:11 19:32

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