Generally, the distribution of sea surface water temperature in Japan follows the seasons and is characterized by spring, summer, autumn, and winter patterns. (journals.plos.org)
Actual sea surface water temperatures close to shore at Spooks can vary by several degrees compared with these open water averages. (surf-forecast.com)
Actual sea surface water temperatures close to shore at Mangamaunu can vary by several degrees compared with these open water averages. (surf-forecast.com)