World sea water temperatures

Water temperature in Cape May (NJ) in July

Is it warm enough to swim in Cape May in July? Average water temperature in Cape May in July is 74.1°F and therefore suitable for comfortable swimming. The warmest sea in Cape May in July is 79.5°F, and the coldest is 64.6°F. Average high air temperature in Cape May in July is 85°F, and average low temperature is 68°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Cape May

Changes water temperature in Cape May in July 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
July 173.2°F64.6°F64.6°F75.2°F
July 274.3°F64.9°F64.9°F74.5°F
July 373.8°F67.6°F67.1°F75°F
July 473.2°F69.4°F67.1°F75.7°F
July 573.9°F68°F68°F77.4°F
July 674.7°F68.2°F68.2°F77°F
July 774.7°F69.6°F69.6°F76.6°F
July 875.2°F71.1°F70.5°F76.8°F
July 975.6°F72.3°F69.8°F76.8°F
July 1074.5°F70.3°F70°F76.6°F
July 1175.7°F70.3°F70.3°F77.5°F
July 1275.6°F70.9°F70.9°F77.5°F
July 1378.1°F71.2°F71.2°F78.1°F
July 1477.5°F71.8°F71.8°F77.5°F
July 1576.3°F70.5°F70.5°F76.5°F
Day 2025 2024 Min Max
July 1677.2°F71.1°F71.1°F77.7°F
July 1775°F71.8°F71.8°F77.9°F
July 1875.7°F71.2°F71.2°F78.4°F
July 1978.1°F71.4°F70°F78.6°F
July 2078.6°F70.9°F69.4°F78.6°F
July 2178.4°F72.1°F69.8°F78.4°F
July 2277.4°F72.1°F72.1°F77.9°F
July 2377°F72.5°F70.3°F77.9°F
July 2476.8°F72.7°F72.7°F77.7°F
July 2575.7°F72.9°F71.4°F77.9°F
July 2673.4°F72.9°F71.6°F78.4°F
July 2776.5°F75°F71.4°F78.1°F
July 2876.1°F73.9°F70.5°F78.4°F
July 2977.4°F74.7°F70.7°F79.2°F
July 3078.4°F73.4°F70.7°F78.4°F
July 3179.5°F72°F71.2°F79.5°F
Cape May water temp chart in July

Average water temperature in Cape May in July over a decade

20162017201820192020
75°F74.1°F73.6°F75.4°F75.4°F
20212022202320242025
71.8°F71.4°F74.1°F71.1°F76.1°F

Cape May sea state in July

Chart comparing the height of waves in Cape May in July 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 Cape May in July

Weather and climate in Cape May in July

This data display average monthly climate indicators in Cape May in July based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature85°F
  • Average LOW temperature68°F
  • Average rainfall days10 days
  • Average rainfall94mm/3.7''
  • Average daylight15h
  • Average sunshine9h
  • Average UV index9

Cape May 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 July?

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

AvrMinMax
Diamond Beach74.1°F64.8°F80.2°F
Wildwood Crest74.3°F65.8°F79.3°F
Cape May Point74.1°F64.4°F79.3°F
Lower Township74.8°F66.6°F80.1°F
Stone Harbor74.3°F65.3°F80.1°F
Villas76.8°F71.4°F84.6°F
Avalon74.3°F64.9°F79.9°F
Cape Henlopen74.8°F65.5°F82.9°F
Sea Isle City74.3°F65.3°F80.4°F
Broadkill Beach75.9°F70.2°F84.4°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 Cape May 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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