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Water temperature in Roanoke Island (NC) in July

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Is it warm enough to swim in Roanoke Island in July? Average water temperature in Roanoke Island in July is 80.2°F and therefore suitable for comfortable swimming. The warmest sea in Roanoke Island in July is 86.9°F, and the coldest is 74.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Roanoke Island

Changes water temperature in Roanoke Island in July 2025, 2024

To get an accurate forecast for the water temperature in Roanoke 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 Roanoke Island, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of July.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
July 183.1°F77.4°F74.8°F83.1°F
July 280.8°F74.8°F74.8°F83.8°F
July 381.9°F77.5°F76.8°F83.8°F
July 479.2°F78.1°F76.1°F84.6°F
July 580.4°F78.8°F76.8°F84.6°F
July 680.4°F79.9°F76.1°F84.2°F
July 781°F79°F77.4°F84°F
July 881.1°F79.7°F77.5°F82.9°F
July 981°F79.2°F76.6°F82.4°F
July 1080.4°F81°F76.3°F81.9°F
July 1182.9°F81.1°F76.8°F82.9°F
July 1281°F81.3°F76.3°F82.4°F
July 1381°F80.2°F77.4°F82.9°F
July 1483.7°F80.6°F77°F83.7°F
July 1582.6°F81.1°F77.5°F83.7°F
Day 2025 2024 Min Max
July 1682.2°F84.4°F77.7°F84.4°F
July 1782.4°F82.8°F78.1°F84°F
July 1881.9°F81.1°F77.5°F84.6°F
July 1981.9°F79°F77.4°F84.7°F
July 2081.9°F75.9°F75.9°F85.3°F
July 2182.4°F75.9°F75.9°F85.3°F
July 2281.7°F77.9°F77.9°F84.4°F
July 2380.8°F79°F77.2°F84.2°F
July 2481.1°F80.4°F75.6°F84°F
July 2583.1°F79.3°F74.5°F84°F
July 2683.5°F79.9°F76.3°F84.2°F
July 2784.2°F77.7°F77.4°F86.5°F
July 2883.8°F77.4°F77°F85.5°F
July 2985.6°F77°F76.5°F85.6°F
July 3086.9°F80.4°F76.5°F86.9°F
July 3186°F81°F75.4°F86°F
Roanoke Island water temp chart in July

Average water temperature in Roanoke Island in July over a decade

20162017201820192020
81.9°F79.9°F79.2°F81.5°F82.4°F
20212022202320242025
80.8°F80.6°F82°F79.3°F82.2°F

Roanoke Island sea state in July

Chart comparing the height of waves in Roanoke Island in July 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 Roanoke Island in July

Roanoke 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 July?

Want to know where the water temperature in July 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 July. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Croatan Sound81°F74.7°F87.8°F
Wanchese80.1°F73.6°F86.5°F
Manns Harbor81.3°F74.5°F88.2°F
Oregon Inlet79.7°F72.9°F86°F
Stumpy Point82.2°F77°F88.9°F
Pea Island80.1°F75.2°F85.5°F
Rodanthe79.7°F73.9°F84.4°F
Waves79.9°F73°F84.2°F
Salvo79.9°F73°F84.2°F
Hatteras Island80.4°F75.4°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 Roanoke 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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