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Water temperature in Cold Storage Beach (Dennis) (MA) in September

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Is it warm enough to swim in Cold Storage Beach (Dennis) in September? Average water temperature in Cold Storage Beach (Dennis) in September is 65.8°F and therefore is not suitable for comfortable swimming. The warmest sea in Cold Storage Beach (Dennis) in September is 72.9°F, and the coldest is 60.1°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Cold Storage Beach (Dennis)

Changes water temperature in Cold Storage Beach (Dennis) in September 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
September 167.8°F69.6°F64.6°F72°F
September 267.8°F69.6°F64°F71.8°F
September 368°F67.3°F63.1°F71.6°F
September 469.1°F68.2°F63°F72.1°F
September 5 68.7°F63.1°F72°F
September 6 67.3°F63.3°F72.1°F
September 7 68°F64°F72.5°F
September 8 67.5°F63.9°F72.9°F
September 9 66.6°F63.9°F72.3°F
September 10 68.2°F63.9°F72.7°F
September 11 66.7°F63.5°F71.6°F
September 12 68.4°F63.3°F72.1°F
September 13 68.9°F63.3°F71.1°F
September 14 69.3°F63.5°F72°F
September 15 68.9°F63.9°F69.6°F
Day 2025 2024 Min Max
September 16 68.7°F64.4°F68.9°F
September 17 67.5°F63°F68.4°F
September 18 67.1°F62.8°F70.3°F
September 19 66.4°F61.9°F69.1°F
September 20 64.4°F62.4°F68.2°F
September 21 63.9°F60.6°F68.2°F
September 22 62.2°F60.1°F68.5°F
September 23 63.1°F60.1°F68°F
September 24 62.6°F60.8°F69.3°F
September 25 62.4°F61.3°F68.5°F
September 26 62.2°F61°F68.9°F
September 27 62.6°F60.8°F68.2°F
September 28 63.1°F61°F68.2°F
September 29 62.4°F60.8°F67.3°F
September 30 62.6°F60.8°F66.2°F
Cold Storage Beach (Dennis) water temp chart in September

Average water temperature in Cold Storage Beach (Dennis) in September over a decade

20152016201720182019
66.7°F66°F63.1°F67.8°F66.2°F
20202021202220232024
66.4°F69.1°F67.5°F67.3°F66.2°F

Cold Storage Beach (Dennis) 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 September?

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

AvrMinMax
Crosby Landing Beach65.5°F60.1°F72.7°F
Linnell Landing Beach65.5°F60.1°F72.7°F
Ellis Landing beach65.5°F60.1°F72.7°F
Rock Harbor Beach65.5°F60.1°F72.7°F
Thumpertown Beach65.5°F60.1°F72.7°F
Campground Beach65.5°F60.1°F72.7°F
Breakwater Beach65.5°F60.1°F72.7°F
Cooks Brook Beach65.3°F60.3°F72.7°F
Dennis66.4°F60.1°F73.6°F
Harborview Beach66.4°F60.1°F73.6°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 Cold Storage Beach (Dennis) 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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