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United States water temperature in December

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Can you swim in United States in winter? In December sea water temperature in some cities of United States is above 68°F and it is enough for comfortable bathing. Based on average water temperature observations over the past ten years, the warmest sea in United States in December was 80.2°F (in Johnston Atoll), and the coldest water 28.8°F (in Prudhoe Bay). To find out the sea temperature today and in the coming days, go to Current sea temperature in United States

USA sea surface temp in December

Several popular the US resorts with average ocean temperatures in December over the past years. For sea temperatures in other locations, select a state below or search

 
2024
2023
2022
2021
2020
66.4°F
66°F
69.8°F
68°F
67.3°F
77.7°F
78.1°F
78.8°F
78.6°F
78.3°F
55.6°F
57°F
57°F
57.2°F
57.9°F
57.2°F
62.8°F
58.8°F
60.6°F
59.9°F
54.9°F
57.4°F
53.8°F
54.9°F
53.1°F

Water temperature map of United States in December

The map shows United States average temperature water in December in some coastal cities

Water temperature map of United States in December

For the searchability, all United States cities and resorts are separated by state. To find the temperature of the water, select the state and then the city. If you do not know in which state the place is of interest to you, go to the section United States all cities and resorts

List of states of the United States

List of Great Lakes

United States water temperature by month

To find out what the water temperature was in United States any day over a period of the last ten years, select the month

Where is the warm sea water in December?

Want to know where the water temperature in December is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Where can you swim in United States in December?

Places with the warmest average ocean water temperature in United States in December. Also indicated are the maximum and minimum temperatures in December for these locations based on observations over the past 10 years

AvrMinMax
Johnston Atoll80.2°F78.3°F82.4°F
West Palm Beach79°F74.7°F81.7°F
Boynton Beach78.8°F74.7°F81.9°F
Boca Raton78.8°F74.7°F81.7°F
Delray Beach78.8°F74.7°F81.9°F

United States photo gallery

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Other names for United States

US, U.S., United States of America

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Our report for United States is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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