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Gupdaal CC BY-SA 4.0 Wikimedia Commons

Gageodo

Island

Gageodo, an island in South Jeolla Province, attracts visitors to fishing villages, coastal walks and seafood markets; anglers and photographers come for exposed rock coasts and island light.

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In this guide

Gageodo essentials

Country: South Korea
Driest months: Dec-Feb
Pay in: Won (₩)
Emergency: 112

Gageodo at a Glance

About Gageodo

Gageodo is an island in South Jeolla Province, South Korea, lying off the southwest coast of the Korean peninsula in the Yellow Sea. It is part of the archipelago of small islands administered within the province and is a working fishing community.

The shoreline is characterized by rocky cliffs, sea stacks and small beaches, and the surrounding waters are used for commercial and artisanal fishing. The island also hosts scientific installations that monitor oceanographic and meteorological conditions in the region.

Gageodo has long been inhabited by fishing communities that rely on coastal resources; local infrastructure supports fishing, small-scale tourism and research activities. The presence of research facilities reflects the island’s position in an area of dynamic currents and marine productivity.

The island lies off the southwestern tip of the Korean peninsula in the Yellow Sea and is reached by ferry links from mainland ports such as Mokpo. It forms part of the coastal island network of South Jeolla Province.

  • Transport and fisheries: Regular ferry services connect the island with ports on the Korean mainland such as Mokpo, and the island is known for strong coastal currents and productive fisheries.

What to See#

  • Gageodo Lighthouse: A lighthouse located on the island provides a navigational marker for surrounding shipping lanes and is a local landmark for coastal views.
  • Research station: An oceanographic and meteorological research station is present on the island, supporting marine research and local weather observations.
When to Go

Best Time to Visit Gageodo

Best from spring through autumn for sea access and milder conditions.

Spring-Autumn
Apr-Oct · 13-26°C (55-79°F)
Calm seas and milder temperatures make island-hopping pleasant.
Winter
Dec-Feb · -2-8°C (28-46°F)
Colder, windy; many small services slow or suspend in rough weather.

Weather & Climate near Gageodo

Climate

Temperate climate with warm summers (peaking in August) and cold winters (coldest in January). Temperatures range from 1°C to 26°C. Abundant rainfall (1314 mm/year), wettest in July.

Air Quality: AQI 60 Moderate
Best Time to Visit
SeptemberOctoberAugust
Temperature & Rainfall
Temperature Range
30°
Warmest Month
-3°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor 1° - 5° -2° 47 mm overcast 74% 6.3 m/s 0.3 low 10.0h
February Poor 1° - 6° -1° 52 mm overcast 75% 6.0 m/s 0.6 moderate 10.8h
March Poor 3° - 8° 2° 74 mm overcast 77% 4.9 m/s 0.9 moderate 11.8h
April Acceptable 7° - 13° 8° 106 mm overcast 85% 5.0 m/s 1.2 high 12.9h
May Good 11° - 18° 15° 122 mm overcast 90% 4.2 m/s 1.5 high 13.8h
June Acceptable 16° - 21° 19° 186 mm overcast 93% 3.9 m/s 1.4 high 14.3h
July Good 20° - 25° 22° 232 mm overcast 93% 4.0 m/s 1.6 very high 14.1h
August Very Good 21° - 26° 24° 195 mm partly cloudy 86% 3.9 m/s 1.7 very high 13.3h
September Very Good 19° - 23° 21° 140 mm partly cloudy 80% 3.9 m/s 1.3 high 12.3h
October Very Good 14° - 18° 16° 61 mm partly cloudy 73% 4.5 m/s 0.9 moderate 11.2h
November Good 8° - 13° 11° 59 mm partly cloudy 73% 5.5 m/s 0.5 low 10.2h
December Poor 3° - 8° 1° 40 mm overcast 74% 6.4 m/s 0.3 low 9.7h
Getting There & Around

How to Get to Gageodo

Gageodo is reached by ferry from Mokpo (Mokpo Port). Ferry schedules are seasonal and can be affected by weather; purchase tickets in advance when possible. Some private boats and charter services operate during peak seasons.

Tips for Visiting Gageodo

  • Ferries leave from Mokpo; book in advance during summer holiday weekends.
  • Check tide and weather forecasts - currents between islands can be strong and ferries may be delayed.
  • Visit the Gageodo maritime observatory for interpretive displays and views; ask about local fishing schedules for the best seafood experiences.