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Ulleungdo Island
South Korea
sea
3 Dive Sites
0 Dive Centers
Journey to the remote volcanic island of Ulleungdo in the East Sea for an unforgettable diving adventure. Descend along dramatic drop-offs and explore hidden caverns in pristine waters, encountering an abundance of soft corals, anemones, and a rich variety of marine life.
Best Time to Dive
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 11°C | 12°C | 14°C | 16°C | 19°C | 22°C | 25°C | 26°C | 24°C | 21°C | 17°C | 13°C |
Peak Season
May, October, March, April, June, September, November
Mar
Spring plankton bloom begins, good visibility
Apr
Increasing marine life activity, excellent visibility
May
Peak season for clear water and abundant marine life
Jun
Warm water, good visibility, potential for larger pelagics
More monthly highlights
Jul
Warmest water, but visibility can be reduced by rain
Aug
Still warm, but potential for typhoons
Sep
End of rainy season, improving visibility
Oct
Excellent visibility, colorful autumn marine life, often considered the best month
Nov
Cooler water, good for observing resident species, good visibility
Dec
Cold water, fewer divers, but still decent visibility
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Dodong Harbor
Dodong Harbor on Ulleungdo Island provides a sheltered and calm diving environment, ideal for explor...
18m
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Elephant Rock
Named for its iconic rock formation, Elephant Rock on Ulleungdo Island beckons divers with its intri...
25m
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Jeodong Harbor
Jeodong Harbor is a dynamic dive site on Ulleungdo Island, showcasing a thriving and diverse underwa...
24m
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