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 Reykjavík (52.7°F), Kópavogur (52.6°F) and Hafnarfjörður (52.6°F). In contrast, the city of Siglufjörður has the coldest water temperature in Iceland, averaging around 46.6°F. This means the difference in water temperature between the warmest and coldest coastal cities is 6.1°F.
Destinations in Iceland