All data are in degrees Fahrenheit

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United States

United States offers a diverse range of sea water temperatures. At the moment, you can observe the warmest water temperatures along the shores of the cities Honolulu (77.6°F), Hilo (77.5°F) and Boca Raton (75.0°F). In contrast, the city of Barrow has the coldest water temperature in United States, averaging around 32.0°F. This means the difference in water temperature between the warmest and coldest coastal cities is 45.6°F.

Destinations in United States

The places with the warmest sea temperature