MyCruiseForecast

Jeju, South Korea

Seogwipo cruise weather by month

What to expect when your ship is in Seogwipo in any month: temperatures, how often it rains, wind, sea temperature and wave heights.

Weather in Seogwipo by month

Average highs run from 48°F (9°C) in January to 86°F (30°C) in August. Rain falls on the fewest days in December and the most in July. Sea temperature and wave heights are for the water just off the port.

Typical conditions, 2022–2025 climate record (ECMWF). Rain days are days with at least 1 mm of rain or melted snow. These are averages, not a forecast.
MonthHigh / lowRain daysWindSea tempTypical seas
January48 / 36°F9 / 2°C30%9 mph15 km/h62°F17°C3 ft (0.9 m)Slight; rougher days up to 6 ft
February48 / 37°F9 / 3°C44%11 mph17 km/h60°F16°C3 ft (1.0 m)Slight; rougher days up to 7 ft
March57 / 44°F14 / 7°C41%11 mph18 km/h60°F15°C4 ft (1.1 m)Slight; rougher days up to 6 ft
April65 / 52°F19 / 11°C39%11 mph17 km/h61°F16°C4 ft (1.1 m)Slight; rougher days up to 7 ft
May71 / 58°F21 / 15°C39%9 mph15 km/h64°F18°C3 ft (0.8 m)Slight; rougher days up to 6 ft
June76 / 67°F25 / 20°C53%9 mph15 km/h72°F22°C3 ft (1.0 m)Slight; rougher days up to 6 ft
July83 / 76°F29 / 24°C74%11 mph17 km/h80°F27°C5 ft (1.4 m)Moderate; rougher days up to 7 ft
August86 / 77°F30 / 25°C61%10 mph16 km/h86°F30°C4 ft (1.1 m)Slight; rougher days up to 7 ft
September82 / 72°F28 / 22°C62%11 mph17 km/h85°F29°C4 ft (1.2 m)Slight; rougher days up to 8 ft
October71 / 60°F22 / 16°C36%11 mph17 km/h78°F25°C3 ft (1.0 m)Slight; rougher days up to 6 ft
November62 / 51°F17 / 10°C33%10 mph16 km/h73°F23°C3 ft (1.0 m)Slight; rougher days up to 7 ft
December50 / 39°F10 / 4°C23%9 mph15 km/h67°F19°C3 ft (1.0 m)Slight; rougher days up to 6 ft

Check the forecast for your sailing

Upcoming cruises in Seogwipo

3 ships from 2 cruise lines are scheduled here, 3 visits in total. The next 3:

DateShipStopSailing
Mon, Oct 122026Carnival LuminosaCarnival Cruise LineCalls14 nights from Tokyo
Wed, Oct 212026Navigator of the SeasRoyal CaribbeanCalls11 nights from Yokohama
Mon, Nov 22026Spectrum of the SeasRoyal CaribbeanCalls5 nights from Shanghai

Ships that visit Seogwipo

Nearby cruise ports

Wave heights are significant wave height on the Douglas sea state scale. What the numbers mean for a cruise. Sources and method are on the about page.