Iceland
Iceland offers a diverse range of sea water temperatures. At the moment, you can observe the warmest water temperatures along the shores of the cities Keflavík (40.8°F), Ísafjörður (37.9°F) and Reyðarfjörður (37.2°F). In contrast, the city of Siglufjörður has the coldest water temperature in Iceland, averaging around 35.0°F. This means the difference in water temperature between the warmest and coldest coastal cities is 5.8°F.
Destinations in Iceland