World sea water temperatures

Water temperature in Nags Head (NC) in September

Is it warm enough to swim in Nags Head in September? Average water temperature in Nags Head in September is 76.5°F and therefore suitable for comfortable swimming. The warmest sea in Nags Head in September is 84.4°F, and the coldest is 70.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Nags Head

Changes water temperature in Nags Head in September 2025, 2024

To get an accurate forecast for the water temperature in Nags Head for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Nags Head, 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 176.3°F79.5°F73.9°F83.1°F
September 275.4°F77°F74.3°F82.6°F
September 375.6°F75.6°F74.7°F83.1°F
September 475.6°F75.9°F75.4°F83.3°F
September 577°F75.4°F75.2°F83.7°F
September 675.7°F73.8°F73.8°F84.2°F
September 777.2°F73.4°F73.4°F84°F
September 875.7°F73.2°F73.2°F84.4°F
September 975.6°F72.7°F72.7°F84.2°F
September 1075.4°F72.1°F72.1°F83.8°F
September 1173.2°F73°F73°F83.5°F
September 1273.8°F73.6°F72.7°F83.3°F
September 1373.9°F73.4°F73.4°F80.8°F
September 1473.8°F73.4°F73.4°F80.6°F
September 1573.2°F73.9°F73.2°F81°F
Day 2025 2024 Min Max
September 1673.2°F73°F73°F80.6°F
September 1773°F73.6°F73°F80.2°F
September 1871.8°F73.9°F71.8°F80.1°F
September 1972°F73.4°F72°F79.5°F
September 2072.3°F73.9°F72.3°F79°F
September 2172.7°F73.4°F72.7°F78.3°F
September 2271.8°F73°F71.8°F79°F
September 2375°F73.2°F72.3°F79.2°F
September 2475.9°F72.5°F72°F79.2°F
September 2575.4°F72.7°F71.2°F79.3°F
September 2675.7°F72.1°F70.5°F80.2°F
September 2776.1°F72.5°F71.1°F80.2°F
September 2875.7°F74.1°F71.2°F79.7°F
September 2975.2°F75.9°F71.4°F79.2°F
September 3075°F75.7°F70.9°F77.9°F
Nags Head water temp chart in September

Average water temperature in Nags Head in September over a decade

20162017201820192020
77°F75.6°F81.1°F76.3°F76.5°F
20212022202320242025
77°F77.5°F76.8°F73.9°F

Nags Head sea state in September

Chart comparing the height of waves in Nags Head 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 Nags Head in September

Nags Head 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
Roanoke Island76.8°F70.7°F84.9°F
Croatan Sound77°F70.5°F85.5°F
Wanchese76.8°F70.9°F84.7°F
Kill Devil Hills76.5°F70.2°F84.2°F
Manns Harbor77.2°F70.5°F85.6°F
Oregon Inlet76.8°F70.9°F84.4°F
Duck76.1°F69.8°F83.8°F
Stumpy Point77.9°F69.6°F86°F
Pea Island77.2°F70.2°F84°F
Rodanthe77.4°F70.5°F83.7°F

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Nags Head has a "Blue Flag" [1] award

Sandy beach

Dog-friendly place

This place is suitable for families with children

Current rating: 4,7 (3 votes cast)

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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 Nags Head 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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