Jeju weather in April 2025

Expect 17°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Jeju in April. Check more long-term weather averages for Jeju in April before you book your next holiday to South Korea in 2025/2026.

  • 17°C maximum daytime temperature in April in Jeju17
    17°C max day temperature
  • 7 hours of sunshine per day
  • 11 days with some rainfall in April in Jeju11
    11 days with some rainfall
  • 9°C minimum night-time temperature in April in Jeju9
    9°C min night temperature
  • 13 hours of daylight per day in April in Jeju13
    13 hours of daylight per day
  • No heat & humidity in April in Jeju0
    No heat & humidity
  • 134 mm monthly rainfall in April in Jeju134
    134 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in April in Jeju8
    8 (Very High) UV index
  • 14°C sea temperature in April in Jeju14
    14°C sea temperature

More about Jeju

Jeju by month

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

Recommended for South Korea

Turkish Airlines: Low fare finder - cheap flights

  • Explore lowest fares on flights to destinations worldwide
  • Book flights to/from Turkey & popular connecting destinations
  • Fly via Istanbul to Africa, Asia, Middle East & the Americas
Go to Turkish Airlines deal >>

View all Turkish Airlines offers

The April weather guide for South Korea (Jeju) 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 warm is it in Jeju in April?

Daytime temperatures usually reach 17°C in Jeju in April, falling to 9°C at night.

How sunny is it in Jeju in April?

There are normally 7 hours of bright sunshine each day in Jeju in April - that's 51% of daylight hours.

How warm is the sea around Jeju in April?

The average sea temperature around Jeju in April is 14°C.

Does it rain in Jeju in April?

There are usually 11 days with some rain in Jeju in April and the average monthly rainfall is 134mm.

Jeju April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:22 18:54
Tuesday, 15th April 2025 06:04 19:05
Wednesday, 30th April 2025 05:47 19:16

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^