World sea water temperatures

Water temperature in Diamond Beach (NJ) in June

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Is it warm enough to swim in Diamond Beach in June? Average water temperature in Diamond Beach in June is 67.3°F and therefore is not suitable for comfortable swimming. The warmest sea in Diamond Beach in June is 76.3°F, and the coldest is 58.6°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Diamond Beach

Changes water temperature in Diamond Beach in June 2025, 2024

To get an accurate forecast for the water temperature in Diamond 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 Diamond Beach, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of June.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
June 159.9°F62.2°F59°F70.3°F
June 260.4°F63.3°F58.6°F69.8°F
June 362.2°F60.6°F59.7°F69.1°F
June 462.8°F63.5°F60.3°F68.4°F
June 562.6°F64°F60.3°F68.9°F
June 663°F62.2°F60.6°F69.4°F
June 764°F64.6°F61.5°F69.3°F
June 864.4°F65.8°F62.1°F70°F
June 963.5°F65.8°F62.8°F71.2°F
June 1063.7°F65.8°F63.3°F72.5°F
June 1166.6°F67.6°F62.8°F72.1°F
June 1266.4°F67.5°F63.1°F73°F
June 1366.6°F67.3°F63.9°F72°F
June 1466.9°F66.6°F62.2°F71.4°F
June 1567.3°F66.4°F64°F71.8°F
Day 2025 2024 Min Max
June 1664.2°F66°F63.9°F71.2°F
June 1764.4°F68°F64°F71.4°F
June 1866.9°F65.3°F63.3°F71.4°F
June 1968°F67.6°F62.6°F70.9°F
June 2068°F66.4°F64.6°F71.1°F
June 2167.6°F68.5°F64.9°F72.5°F
June 22 69.3°F66.4°F72.9°F
June 2370.9°F68.4°F66°F74.7°F
June 2473.6°F69.8°F66.2°F74.1°F
June 2574.7°F68.2°F66.4°F74.7°F
June 2673.8°F69.3°F66.7°F73.8°F
June 2773.8°F65.3°F65.3°F76.3°F
June 2872.9°F63.9°F63.9°F75.7°F
June 2973°F65.8°F65.8°F75.7°F
June 3074.1°F67.1°F67.1°F75.4°F
Diamond Beach water temp chart in June

Average water temperature in Diamond Beach in June over a decade

20162017201820192020
66.7°F66.2°F66.7°F67.8°F64.9°F
20212022202320242025
66.2°F65.8°F66°F66°F67.1°F

Diamond Beach sea state in June

Chart comparing the height of waves in Diamond Beach in June 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 Diamond Beach in June

Diamond 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 June?

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

AvrMinMax
Cape May Point68°F59.4°F76.6°F
Lower Township68.4°F59.7°F76.6°F
Cape Henlopen68.5°F60.8°F77.2°F
Broadkill Beach69.6°F61.9°F79.9°F
Towers Beach68.2°F60.6°F77.4°F
Rehoboth Beach68.5°F60.8°F77.7°F
Dewey beach68.5°F60.8°F77.7°F
Lewes69.8°F61.2°F81.9°F
Slaughter Beach70.5°F63°F81.5°F
Rehoboth Bay68.4°F60.8°F78.1°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 Diamond 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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