
Sea water temperature in some cities of United States is above 68°F and it is enough for comfortable bathing. The warmest sea temperature in United States today is 83.3°F (in West Palm Beach), and the coldest water temperature is 30°F (Point Lay).
Some of the most popular swimming cities in the US have water temperatures today and yesterday, and the lowest and highest ocean temperatures recorded this month. To view sea temperatures in other cities, select your region of interest below.
The map shows United States temperature water in some coastal cities in real time

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
Alabama
Alaska
Arizona
California
Colorado
Connecticut
Delaware
District of Columbia
Florida
Georgia
Hawaii
Idaho
Illinois
Indiana
Louisiana
Maine
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
Montana
Nebraska
Nevada
New England
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Ohio
Oregon
Pennsylvania
Rhode Island
South Carolina
South Dakota
Texas
Utah
Vermont
Virginia
Washington
Wisconsin
WyomingToday, the highest waves along the entire coast of United States are expected at Wecoma Beach, reaching a height of 11' 9" (3.58 m) (it is prohibited to swim in such a storm). The calmest seas can be found at Crystal Bay, with an average wave height of 0' 0" (0 m). If you want to see the 10-day sea forecast, choose the city you are interested in.
To find out what the water temperature was in United States any day over a period of the last ten years, select the month.