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Water temperature in Harkers Island (NC) in September

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Is it warm enough to swim in Harkers Island in September? Average water temperature in Harkers Island in September is 79.7°F and therefore suitable for comfortable swimming. The warmest sea in Harkers Island in September is 84.7°F, and the coldest is 73.9°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Harkers Island

Changes water temperature in Harkers Island in September 2025, 2024

To get an accurate forecast for the water temperature in Harkers Island for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Harkers Island, 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 179.2°F83.5°F79.2°F83.5°F
September 277.5°F82.4°F77.5°F83.5°F
September 377.2°F80.8°F77.2°F84.2°F
September 477.2°F79.5°F77.2°F84.7°F
September 578.1°F79°F78.1°F84.2°F
September 678.4°F78.4°F78.4°F84.2°F
September 779.9°F77.5°F77.5°F83.7°F
September 879.7°F77.2°F77.2°F83.8°F
September 979.5°F77.7°F77.7°F84°F
September 1079.5°F75.2°F75.2°F84.6°F
September 1177.5°F75.7°F75.7°F84.2°F
September 1275.6°F75.9°F75.6°F84.4°F
September 1375.7°F76.1°F75.7°F83.7°F
September 1475.9°F76.1°F75.9°F83.1°F
September 1574.7°F77.2°F74.7°F82.6°F
Day 2025 2024 Min Max
September 1674.7°F77.4°F74.7°F81.7°F
September 1772.1°F77.5°F72.1°F80.8°F
September 1873°F77.5°F73°F81.9°F
September 1973.2°F78.8°F73.2°F81.7°F
September 2075.4°F78.1°F75.4°F81.3°F
September 2175.6°F76.6°F75.6°F81°F
September 2274.5°F77.2°F74.5°F81°F
September 2376.8°F76.6°F75.2°F81.5°F
September 2478.3°F75.7°F75.2°F81°F
September 2579.5°F76.6°F75.2°F81°F
September 26 76.3°F75°F81.1°F
September 27 74.7°F74.7°F81.1°F
September 28 78.4°F75°F80.6°F
September 29 79.7°F74.8°F81°F
September 30 78.8°F73.9°F80.2°F
Harkers Island water temp chart in September

Average water temperature in Harkers Island in September over a decade

20152016201720182019
79.7°F80.2°F78.6°F82.4°F80.1°F
20202021202220232024
79.9°F79.5°F80.6°F79.7°F77.7°F

Harkers Island sea state in September

Chart comparing the height of waves in Harkers Island 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 Harkers Island in September

Harkers Island 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
Davis79.7°F74.5°F84.6°F
Atlantic Beach79.9°F74.5°F84.2°F
Cape Lookout80.1°F74.8°F84.2°F
Morehead City79.7°F74.3°F84.4°F
Pine Knoll Shores79.9°F74.3°F84.4°F
Indian Beach79.9°F74.7°F84.2°F
Minnesott Beach79°F71.6°F85.5°F
Oriental79°F71.8°F85.6°F
Broad Creek79.9°F74.8°F84.9°F
Cedar Island79.2°F73.6°F84.9°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 Harkers Island 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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