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Water temperature in Delaware City (DE) in April

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Is it warm enough to swim in Delaware City in April? Average water temperature in Delaware City in April is 52.2°F and therefore is not suitable for comfortable swimming. The warmest sea in Delaware City in April is 62.4°F, and the coldest is 42.4°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Delaware City

Changes water temperature in Delaware City in April 2025, 2024

To get an accurate forecast for the water temperature in Delaware City for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Delaware City, 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 152.2°F48.2°F42.4°F52.7°F
April 252.5°F48.4°F43.2°F52.5°F
April 352.3°F48.6°F43.7°F52.5°F
April 452°F48.6°F44.4°F54.3°F
April 552°F48.2°F45.3°F53.8°F
April 651.8°F48°F45.3°F53.8°F
April 752°F48.4°F45.5°F54°F
April 853.2°F48.4°F46°F55°F
April 952.5°F48.4°F45.7°F55.2°F
April 1052.3°F48.6°F46°F54.3°F
April 1152°F48.6°F46.2°F54.3°F
April 1251.8°F51.8°F46.8°F57.2°F
April 1350.5°F52.3°F46.6°F57.4°F
April 1450.7°F53.6°F46.2°F57.7°F
April 1552.2°F56.1°F46.6°F58.1°F
Day 2025 2024 Min Max
April 1651.3°F55.8°F46.9°F57.7°F
April 1751.6°F55.9°F46.9°F59.5°F
April 1851.4°F55.4°F46.9°F59.4°F
April 1951.4°F54.7°F46.9°F59.4°F
April 2051.3°F56.8°F47.5°F59°F
April 2153.4°F53.4°F48.7°F60.3°F
April 2256.7°F56.3°F50°F60.6°F
April 2356.5°F56.3°F51.1°F61.5°F
April 2457.2°F56.8°F51.4°F61.2°F
April 2559.2°F57.2°F52°F60.8°F
April 2659.7°F56.5°F53.1°F62.4°F
April 2759.7°F55.6°F52°F62.1°F
April 2858.8°F58.1°F52.7°F58.8°F
April 2959.4°F59.4°F52°F61°F
April 3062.1°F60.8°F50.7°F62.1°F
Delaware City water temp chart in April

Average water temperature in Delaware City in April over a decade

20162017201820192020
52.9°F53.4°F49.5°F54.7°F52.7°F
20212022202320242025
54.3°F51.8°F56.3°F53.2°F54°F

Delaware City sea state in April

Chart comparing the height of waves in Delaware City 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 Delaware City in April

Delaware City 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
Sandy Cove52.5°F43°F65.1°F
White Crystal Beach52.7°F43.3°F65.5°F
Dover52°F42.1°F61.9°F
Bowers51.8°F42.1°F61°F
Delaware Bay51.4°F41.9°F59.7°F
Villas50.7°F41.5°F61.5°F
Rock Hall53.4°F42.8°F64.8°F
Baltimore53.2°F42.8°F63.9°F
Slaughter Beach51.1°F41.7°F59.9°F
Essex53.2°F42.6°F64.4°F

Delaware photo gallery

  • rural Delaware Bay, middle section, Nantuxent Cove, picture taken at Money Island NJ
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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 Delaware City 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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