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 (77.2°F), Busan (73.8°F) and Ulsan (73.8°F). In contrast, the city of Goyang-si has the coldest water temperature in South Korea, averaging around 68.1°F. This means the difference in water temperature between the warmest and coldest coastal cities is 9.1°F.
Destinations in South Korea