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Water temperature in Chesapeake Beach (MD) in September

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Is it warm enough to swim in Chesapeake Beach in September? Average water temperature in Chesapeake Beach in September is 75.7°F and therefore suitable for comfortable swimming. The warmest sea in Chesapeake Beach in September is 84.9°F, and the coldest is 68.7°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Chesapeake Beach

Changes water temperature in Chesapeake Beach in September 2025, 2024

To get an accurate forecast for the water temperature in Chesapeake 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 Chesapeake Beach, 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 175°F79.3°F75°F82.9°F
September 275°F78.6°F74.8°F81.7°F
September 375.2°F77.7°F74.5°F82.9°F
September 475.9°F76.6°F74.3°F83.7°F
September 5 76.5°F74.5°F84.9°F
September 6 75.2°F74.3°F84.9°F
September 7 74.8°F73.8°F84.7°F
September 8 74.7°F73.9°F83.1°F
September 9 73.8°F73.4°F81°F
September 10 73.6°F73°F80.6°F
September 11 75°F72.5°F81.3°F
September 12 75.6°F72.3°F81°F
September 13 74.8°F72.9°F80.4°F
September 14 75.4°F73.2°F80.1°F
September 15 75.4°F73°F78.3°F
Day 2025 2024 Min Max
September 16 75°F73.4°F78.3°F
September 17 74.7°F72.7°F77.7°F
September 18 74.3°F71.2°F77.7°F
September 19 75.2°F70.5°F77.9°F
September 20 73.9°F70°F77.2°F
September 21 74.3°F70.2°F76.8°F
September 22 74.5°F70.7°F76.6°F
September 23 74.3°F71.1°F76.3°F
September 24 73.6°F70.9°F76.1°F
September 25 73°F70.3°F75.7°F
September 26 73.2°F69.3°F75.7°F
September 27 73.2°F69.3°F76.1°F
September 28 73.2°F68.7°F75.9°F
September 29 73°F69.4°F75.6°F
September 30 72.9°F69.3°F75.2°F
Chesapeake Beach water temp chart in September

Average water temperature in Chesapeake Beach in September over a decade

20152016201720182019
76.8°F77.4°F74.5°F77.7°F76.3°F
20202021202220232024
75.7°F77.4°F77°F76.5°F74.8°F

Chesapeake Beach sea state in September

Chart comparing the height of waves in Chesapeake Beach in September 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 Chesapeake Beach in September

Chesapeake 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 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
North Beach75.7°F68.9°F85.5°F
Deale75.6°F68.5°F85.1°F
Shady Side75.6°F68.5°F85.1°F
Beverly Beach75.6°F68.4°F85.3°F
Edgewater75.4°F68.4°F85.1°F
Londontowne75.4°F68.4°F85.1°F
Mayo75.6°F68.4°F85.1°F
Selby-on-the-Bay75.6°F68.4°F85.1°F
Dares Beach75.9°F69.1°F85.1°F
Hillsmere Shores75.4°F68.2°F85.1°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 Chesapeake 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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