Seoul weather in May 2025

Expect 23°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Seoul in May. Check more long-term weather averages for Seoul in May before you book your next holiday to South Korea in 2025/2026.

  • 23°C maximum daytime temperature in May in Seoul23
    23°C max day temperature
  • 8 hours of sunshine per day
  • 8 days with some rainfall in May in Seoul8
    8 days with some rainfall
  • 12°C minimum night-time temperature in May in Seoul12
    12°C min night temperature
  • 14 hours of daylight per day in May in Seoul14
    14 hours of daylight per day
  • No heat & humidity in May in Seoul0
    No heat & humidity
  • 90 mm monthly rainfall in May in Seoul90
    90 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Seoul8
    8 (Very High) UV index

More about Seoul

Seoul by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Seoul

  • Compare car hire prices to find lowest rate
  • Free cancellation up to 48 hours before pick up
  • Book car hire for over 20,000 destinations worldwide

The May weather guide for South Korea (Seoul) 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 / mm)  |  Imperial (°F / inches)

Back to top

How hot is it in Seoul in May?

Daytime temperatures usually reach 23°C in Seoul in May, falling to 12°C at night.

How sunny is it in Seoul in May?

There are normally 8 hours of bright sunshine each day in Seoul in May - that's 57% of daylight hours.

Does it rain in Seoul in May?

There are usually 8 days with some rain in Seoul in May and the average monthly rainfall is 90mm.

Seoul May sunrise & sunset times

Browse the sunrise and sunset times for Seoul in May 2025. Select a month to view Seoul sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:37 19:22
Friday, 16th May 2025 05:22 19:35
Saturday, 31st May 2025 05:13 19:47

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^