World sea water temperatures

Water temperature in Swansboro (NC) in September

Is it warm enough to swim in Swansboro in September? Average water temperature in Swansboro in September is 79.9°F and therefore suitable for comfortable swimming. The warmest sea in Swansboro in September is 84.6°F, and the coldest is 72°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Swansboro

Changes water temperature in Swansboro in September 2025, 2024

To get an accurate forecast for the water temperature in Swansboro for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Swansboro, 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 180.1°F82.8°F79.5°F82.8°F
September 279°F82.6°F79°F83.3°F
September 378.6°F81°F78.6°F84.6°F
September 477°F80.6°F77°F84.2°F
September 5 79.9°F79.3°F84.2°F
September 6 79.5°F79°F83.8°F
September 7 80.1°F79.5°F83.8°F
September 8 79.7°F78.4°F84°F
September 9 78.8°F78.3°F84°F
September 10 78.4°F77.7°F84.4°F
September 11 78.4°F77.7°F84.2°F
September 12 78.3°F76.6°F83.8°F
September 13 78.1°F77.9°F83.1°F
September 14 78.1°F77.7°F82.9°F
September 15 78.1°F77.9°F82.2°F
Day 2025 2024 Min Max
September 16 78.1°F78.1°F82°F
September 17 77.5°F77.5°F82°F
September 18 76.6°F76.6°F82.4°F
September 19 77.4°F77.4°F81.5°F
September 20 78.3°F77.7°F81.3°F
September 21 75.9°F75.9°F81.1°F
September 22 76.8°F76.8°F80.8°F
September 23 75.9°F75.9°F81.5°F
September 24 75.2°F75.2°F81.1°F
September 25 76.3°F75.7°F81°F
September 26 75.4°F75.4°F81.1°F
September 27 77.7°F75.7°F81.3°F
September 28 77.7°F75.4°F81°F
September 29 79.2°F75.4°F81.3°F
September 30 79.9°F72°F80.2°F
Swansboro water temp chart in September

Average water temperature in Swansboro in September over a decade

20152016201720182019
80.1°F80.8°F78.8°F82.4°F80.6°F
20202021202220232024
80.4°F79.3°F80.8°F80.1°F78.4°F

Swansboro sea state in September

Chart comparing the height of waves in Swansboro 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 Swansboro in September

Swansboro 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
Hammocks Beach79.9°F74.1°F84.2°F
Indian Beach79.9°F74.7°F84.2°F
Jacksonville79.9°F74.8°F84.7°F
Atlantic Beach79.9°F74.5°F84.2°F
Minnesott Beach79°F71.6°F85.5°F
North Topsail Beach80.1°F75°F84.4°F
New Bern79°F73°F86.4°F
Beaufort79.7°F74.1°F84.9°F
Ocean City Beach80.1°F75.2°F84.4°F
Harkers Island79.7°F73.9°F84.7°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 Swansboro 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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