World sea water temperatures

Water temperature in Slaughter Beach (DE) in March

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Is it warm enough to swim in Slaughter Beach in March? Average water temperature in Slaughter Beach in March is 43.2°F and therefore is not suitable for comfortable swimming. The warmest sea in Slaughter Beach in March is 53.1°F, and the coldest is 31.6°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Slaughter Beach

Changes water temperature in Slaughter Beach in March 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
March 141.5°F43.5°F32.4°F45.7°F
March 240.6°F43.2°F31.6°F45.5°F
March 339.6°F45.1°F32.2°F45.1°F
March 441.5°F44.8°F32.9°F46.6°F
March 541.5°F44.4°F33.1°F46°F
March 641.7°F44.2°F31.6°F46.8°F
March 743°F43.9°F32.4°F47.3°F
March 843.3°F47.5°F32.9°F47.5°F
March 943.7°F46.6°F33.8°F47.5°F
March 1042.6°F47.8°F34.3°F47.8°F
March 1145.3°F45.3°F36.1°F47.8°F
March 1244.2°F45.9°F36.1°F46.8°F
March 1343.7°F47.3°F36.3°F48.6°F
March 1443.5°F47.8°F37°F49.3°F
March 1547.3°F46.6°F36.7°F48°F
Day 2025 2024 Min Max
March 1643.7°F48°F37°F48.7°F
March 1748.2°F49.5°F38.5°F49.5°F
March 1847.5°F51.3°F37.9°F51.3°F
March 1945.3°F49.8°F38.7°F50.9°F
March 2045°F48.6°F39.2°F50.9°F
March 2148.6°F47.1°F39.7°F51.6°F
March 2249.8°F46.9°F39.4°F52.9°F
March 2348.6°F46.6°F39.7°F53.1°F
March 2447.5°F46.9°F39.7°F53.1°F
March 2549.5°F46.2°F40.1°F52.7°F
March 2649.6°F46.2°F38.7°F51.3°F
March 2749.6°F46.4°F39°F50.9°F
March 2849.1°F46.4°F39.4°F50.9°F
March 2947.7°F47.3°F40.3°F51.6°F
March 3048.2°F47.1°F40.6°F51.1°F
March 3147.7°F48°F41°F50.5°F
Slaughter Beach water temp chart in March

Average water temperature in Slaughter Beach in March over a decade

20162017201820192020
45.1°F43.3°F41.5°F42.3°F46.9°F
20212022202320242025
44.4°F45.5°F45.9°F46.6°F45.5°F

Slaughter Beach sea state in March

Chart comparing the height of waves in Slaughter Beach in March 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 Slaughter Beach in March

Slaughter Beach 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 March?

Want to know where the water temperature in March 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 March. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Broadkill Beach43.2°F32°F52.9°F
Delaware Bay43°F31.1°F53.2°F
Bowers43.2°F31.1°F53.4°F
Cape Henlopen43°F32.4°F52.9°F
Cape May Point42.8°F32.4°F52.5°F
Lower Township42.8°F32.2°F52.5°F
Dover43.2°F30.9°F53.4°F
Towers Beach43°F32.7°F52.9°F
Rehoboth Bay43.2°F32.7°F52.9°F
Villas42.8°F31.6°F52.7°F

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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 Slaughter Beach 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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