World sea water temperatures

Water temperature in Diamond Beach (NJ) in October

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Is it warm enough to swim in Diamond Beach in October? Average water temperature in Diamond Beach in October is 65.7°F and therefore is not suitable for comfortable swimming. The warmest sea in Diamond Beach in October is 73.9°F, and the coldest is 56.5°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 October 2024, 2023

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 October.

You can choose any other years:

Year 1:   Year 2:


Day 2024 2023 Min Max
October 170.2°F66.6°F66.6°F73.4°F
October 269.6°F66.9°F66.9°F73.2°F
October 369.8°F66.7°F66.7°F73.6°F
October 468.7°F67.3°F66.4°F73.6°F
October 570.3°F68.2°F65.7°F73.9°F
October 670°F68.2°F64.9°F72.7°F
October 770.2°F68°F64.2°F73°F
October 869.6°F67.8°F64.6°F73.2°F
October 969.4°F66.4°F64.2°F73.2°F
October 1068.5°F66.2°F64°F73.6°F
October 1168.5°F65.3°F64.2°F73.4°F
October 1267.8°F66.2°F63.9°F72.5°F
October 1367.8°F65.7°F63.9°F71.4°F
October 1467.8°F65.5°F63.7°F71.4°F
October 1566.9°F64.8°F63.5°F70.7°F
Day 2024 2023 Min Max
October 1666.2°F64.8°F63.9°F70°F
October 1764.9°F64°F62.4°F69.1°F
October 1864°F63.7°F63.1°F68.7°F
October 1963.7°F63.7°F61°F68°F
October 2064°F63.5°F61.2°F68.2°F
October 2164.4°F63.9°F60.8°F68°F
October 2264.4°F63.5°F60.4°F68.4°F
October 2364.6°F62.4°F60.4°F68°F
October 2464.4°F62.2°F60.3°F68°F
October 2564.2°F63.1°F60.3°F67.6°F
October 2663.9°F63.1°F60.4°F66.6°F
October 2762.8°F63.7°F60.1°F66.2°F
October 2862.8°F64.6°F59.7°F65.7°F
October 2962.8°F64.4°F58.1°F65.3°F
October 3062.8°F64.2°F56.5°F65.3°F
October 3163.7°F63.7°F56.7°F64.4°F
Diamond Beach water temp chart in October

Average water temperature in Diamond Beach in October over a decade

20152016201720182019
64.2°F65.7°F68.2°F68.5°F66°F
20202021202220232024
66.2°F68.2°F63.7°F65.1°F66.4°F

Diamond Beach sea state in October

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

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 October?

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

AvrMinMax
Cape May Point65.5°F55.9°F74.1°F
Lower Township65.3°F55.6°F74.1°F
Cape Henlopen65.7°F56.5°F74.1°F
Broadkill Beach65.3°F55.8°F74.3°F
Towers Beach65.8°F57°F74.1°F
Rehoboth Beach65.8°F56.8°F74.1°F
Dewey beach65.8°F56.8°F74.1°F
Lewes65.7°F56.5°F74.8°F
Slaughter Beach65.1°F55.4°F73.9°F
Rehoboth Bay66°F57°F74.3°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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