South Korea
South Korea offers a diverse range of sea water temperatures. At the moment, you can observe the warmest water temperatures along the shores of the cities Jeju City (76.7°F), Ulsan (71.6°F) and Busan (70.6°F). In contrast, the city of Goyang-si has the coldest water temperature in South Korea, averaging around 63.4°F. This means the difference in water temperature between the warmest and coldest coastal cities is 13.2°F.
Destinations in South Korea