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Water temperature in Assateague Island (MD) in April

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Is it warm enough to swim in Assateague Island in April? Average water temperature in Assateague Island in April is 50°F and therefore is not suitable for comfortable swimming. The warmest sea in Assateague Island in April is 58.1°F, and the coldest is 41.4°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Assateague Island

Changes water temperature in Assateague Island in April 2025, 2024

To get an accurate forecast for the water temperature in Assateague Island for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Assateague Island, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of April.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
April 148.7°F48°F41.4°F51.4°F
April 248.4°F48.2°F42.3°F51.1°F
April 348°F47.3°F42.6°F50.7°F
April 448.7°F47.8°F42.6°F52.2°F
April 548.2°F48.2°F43.3°F51.6°F
April 648.4°F48°F43.9°F51.3°F
April 748.6°F47.5°F44.4°F51.4°F
April 849.3°F48.2°F44.6°F52.5°F
April 949.6°F47.7°F44.1°F51.6°F
April 1049.5°F48°F44.6°F52.3°F
April 1149.1°F50.4°F44.4°F52°F
April 1248.9°F49.8°F44.6°F51.6°F
April 1349.3°F49.8°F44.8°F53.1°F
April 1449.3°F50.9°F45.5°F54°F
April 1549.6°F50.9°F45.3°F54.3°F
Day 2025 2024 Min Max
April 1650°F51.4°F44.8°F55.2°F
April 1750.4°F52.2°F45°F55.8°F
April 1850.4°F52.2°F45.1°F55.4°F
April 1950.9°F51.8°F44.8°F54.3°F
April 2051.1°F52.5°F44.4°F55°F
April 2151.6°F52.2°F45.1°F55.8°F
April 2252.9°F51.1°F45.9°F57°F
April 2353.2°F51.6°F47.8°F55°F
April 2453.4°F51.3°F48°F56.1°F
April 2554.3°F51.3°F48°F55.9°F
April 2654.7°F51.8°F48.6°F56.1°F
April 2754.7°F50.4°F48.7°F56.1°F
April 2855.6°F52.2°F49.3°F57.2°F
April 2955.4°F56.1°F50.2°F58.1°F
April 3056.8°F54.9°F49.8°F57.4°F
Assateague Island water temp chart in April

Average water temperature in Assateague Island in April over a decade

20162017201820192020
50.7°F50.9°F47.7°F50.5°F50.5°F
20212022202320242025
50.4°F50.7°F52.5°F50.4°F50.9°F

Assateague Island sea state in April

Chart comparing the height of waves in Assateague Island in April over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Assateague Island in April

Assateague Island water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in April?

Want to know where the water temperature in April 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

Temperature in neighboring cities

The nearest locations with the average water temperature in April. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Assateague Beach50.5°F41.9°F59.4°F
Wallops Island50.9°F42.1°F59.4°F
Fenwick Island49.5°F41°F57.9°F
Bethany Beach49.5°F40.8°F58.1°F
Indian River Inlet49.6°F41°F58.3°F
Long Neck50.5°F41.4°F61.2°F
Rehoboth Bay49.8°F41.2°F58.1°F
Rehoboth Beach49.8°F41.2°F58.1°F
Dewey beach49.8°F41.2°F58.1°F
Towers Beach49.5°F40.8°F57.9°F

Assateague Island photo gallery

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Assateague Island 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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