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Jeju – Seongsan Ilchulbong
Jeju Island, South Korea < 1 km
Sea temperature · South Korea
Jeju Island Sea Temperature
24.9°C
Good for swimming
Sea temperature
Sea temperature
- Wave height
- 1.8mRough
- Wave period
- 6s
- Air temperature
- 25°CMostly clear
- Wind
- 45km/h
Updated: · Source: Open-Meteo Marine (Copernicus, DWD)
The sea in Jeju Island is 24.9°C right now, with waves of 1.8 m. The water is pleasant for swimming. The sea is rough; take care and follow lifeguard advice. The air temperature is 25°C. The sea will cool by 0.4°C over the next 7 days.
Jeju Island 7-day sea temperature
| Day | Sea | Max wave |
|---|---|---|
| Today October 18 | 25.0°C | 1.8 m |
| Mon October 19 | 25.0°C | 1.3 m |
| Tue October 20 | 24.9°C | 0.8 m |
| Wed October 21 | 24.8°C | 1.4 m |
| Thu October 22 | 24.6°C | 1.4 m |
| Fri October 23 | 24.5°C | 1.7 m |
| Sat October 24 | 24.6°C | 2.2 m |
Sea temperature on nearby coasts
Warmest to coolest sea.
Frequently asked questions
- What is the sea temperature in Jeju Island today?
- The sea in Jeju Island is 24.9°C right now, with waves of 1.8 m.
- Is the sea warm enough to swim in Jeju Island today?
- The water is pleasant for swimming. The sea is rough; take care and follow lifeguard advice.
Jeju Island live beach cams
Watch the beach and sea live.
Jeju Island sea temperature: details
The sea in the coming days
Over the 7-day forecast the water stays between 24.5 and 25.0°C; the warmest day is Sun, October 18 (25.0°C). The highest waves, about 2.2 m, are expected on Sat, October 24; the calmest day is Tue, October 20 (0.8 m). Sea and air temperatures are almost the same right now.
The sea along nearby coasts
Latest readings on neighbouring coasts: Okinawa (Naha) 28.1°C, Ishigaki Island 28.4°C, Busan 22.7°C and Gangneung 20.3°C.