World sea water temperatures

Water temperature in Democrat Point in September

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Is it warm enough to swim in Democrat Point in September? Average water temperature in Democrat Point in September is 70.3°F and therefore suitable for comfortable swimming. The warmest sea in Democrat Point in September is 77°F, and the coldest is 64.2°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Democrat Point

Changes water temperature in Democrat Point in September 2025, 2024

To get an accurate forecast for the water temperature in Democrat Point for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Democrat Point, 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 171.1°F72°F68.9°F75.4°F
September 271.1°F71.8°F68.5°F75°F
September 370.7°F70°F68.4°F75.6°F
September 471.4°F69.6°F68.4°F75°F
September 571.4°F69.8°F68.7°F77°F
September 671.6°F69.4°F68.9°F76.5°F
September 771.2°F70°F69.3°F76.3°F
September 870.9°F69.8°F69.1°F76.6°F
September 970.7°F69.6°F68.7°F76.5°F
September 1070.5°F70°F68.7°F75.4°F
September 1170.2°F69.8°F68.2°F76.1°F
September 1270°F70.2°F68.2°F75°F
September 1369.8°F70.3°F68°F74.3°F
September 1470.3°F70.7°F68.2°F74.3°F
September 1571.2°F70.7°F68.2°F73.2°F
Day 2025 2024 Min Max
September 1670.5°F70.2°F68°F73.6°F
September 1770.2°F70.5°F66.6°F73.4°F
September 1870°F70.2°F66.7°F73.8°F
September 1970.2°F70.3°F65.7°F72.7°F
September 2069.8°F69.8°F66°F72.3°F
September 2169.8°F69.4°F66°F72.3°F
September 2269.4°F69.4°F66.7°F72.3°F
September 2369.3°F68.9°F66.2°F72.7°F
September 2469.1°F68.9°F65.7°F72.1°F
September 2568.2°F68°F65.3°F71.6°F
September 26 67.6°F65.3°F71.2°F
September 27 67.5°F65.1°F70.2°F
September 28 67.5°F65.7°F70°F
September 29 65.7°F64.9°F70.9°F
September 30 67.1°F64.2°F72.5°F
Democrat Point water temp chart in September

Average water temperature in Democrat Point in September over a decade

20152016201720182019
71.8°F71.4°F68.9°F72.1°F70.3°F
20202021202220232024
71.4°F71.8°F71.2°F70.5°F69.4°F

Democrat Point sea state in September

Chart comparing the height of waves in Democrat Point 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 Democrat Point in September

Democrat Point 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
New York City71.1°F64.8°F78.1°F
Oak Beach70.3°F64.2°F77°F
Cedar Beach70.5°F64.6°F77.2°F
Saltaire70.2°F63.9°F76.6°F
Amityville70.7°F64.2°F78.6°F
Fire Island70.2°F63.9°F76.3°F
Ocean Beach70.2°F63.9°F76.3°F
Seaford70.7°F64.9°F77°F
Fire Island Pines70°F63.9°F76.1°F
Jones Beach70.7°F65.1°F76.6°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 Democrat Point 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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