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Water temperature in Penns Grove (NJ) in May

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Is it warm enough to swim in Penns Grove in May? Average water temperature in Penns Grove in May is 59.2°F and therefore is not suitable for comfortable swimming. The warmest sea in Penns Grove in May is 70.9°F, and the coldest is 47.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Penns Grove

Changes water temperature in Penns Grove in May 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
May 160.4°F61.7°F50.4°F61.7°F
May 261.7°F60.3°F50.2°F61.7°F
May 361.5°F61.5°F50°F61.5°F
May 460.3°F60.3°F50°F60.3°F
May 559.4°F59.4°F49.8°F61.2°F
May 661.5°F59.4°F49.1°F61.5°F
May 760.3°F59.2°F47.8°F60.3°F
May 859.4°F62.8°F47.7°F62.8°F
May 958.5°F61.7°F47.5°F61.7°F
May 1064.8°F60.8°F48.2°F64.8°F
May 1164.4°F61.3°F49.8°F64.4°F
May 1263.1°F61.7°F51.3°F63.1°F
May 1363.7°F61.5°F52.3°F63.7°F
May 1464°F62.2°F53.2°F64°F
May 1563.9°F62.8°F54.1°F63.9°F
Day 2025 2024 Min Max
May 1663.1°F63.5°F56.3°F63.9°F
May 1763.5°F63.9°F56.7°F67.3°F
May 1863.7°F63.3°F56.3°F67.1°F
May 1963.7°F63.7°F56.8°F68°F
May 2063.1°F61.5°F56.3°F66.2°F
May 2162.2°F64.2°F56.5°F65.3°F
May 2261.3°F66.7°F55.9°F66.7°F
May 2363.3°F65.3°F56.1°F68.2°F
May 2462.4°F67.1°F56.1°F67.3°F
May 2562.6°F67.3°F56.8°F68°F
May 2662.4°F67.6°F57.6°F67.6°F
May 2762.6°F67.8°F57.9°F68.2°F
May 2862.8°F69.1°F57.6°F69.1°F
May 2962.8°F68.5°F59.2°F68.9°F
May 3062.8°F69.6°F60.1°F69.6°F
May 3164.8°F69.8°F61.5°F70.9°F
Penns Grove water temp chart in May

Average water temperature in Penns Grove in May over a decade

20162017201820192020
56.1°F57.7°F61.7°F58.3°F57.6°F
20212022202320242025
62.1°F60.4°F61°F63.7°F62.4°F

Penns Grove sea state in May

Chart comparing the height of waves in Penns Grove in May 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 Penns Grove in May

Penns Grove 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 May?

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

AvrMinMax
Delaware City60.8°F48.4°F72.7°F
Charlestown60.8°F46°F78.6°F
Sandy Cove60.8°F46°F78.6°F
Sea Breeze61.9°F52.2°F72°F
White Crystal Beach61°F46°F79.2°F
Wilmington61.9°F51.8°F72.3°F
Havre De Grace60.8°F46.2°F77.9°F
Dover61.9°F52.5°F72.7°F
Bowers61.7°F53.2°F72.7°F
Delaware Bay61°F52.9°F72.5°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 Penns Grove 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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