
How warm is United States water in spring? In April 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 April was 79°F (in West Palm Beach), 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
Several popular the US resorts with average ocean temperatures in April over the past years. For sea temperatures in other locations, select a state below or search
The map shows United States average temperature water in April in some coastal cities

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