Southport (NC) water temp
This data the coastal Southport ocean water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Current ocean temperature in Southport
Water temperature in Southport today is 79.3°F. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Southport was recorded in 2020 and was 85.5°F, and the coldest was recorded in 2021 at 79.7°F. Sea water temperature in Southport is expected to rise to 81°F in the next 10 days. September average water temperature in Southport is 80.4°F, the minimum temperature is 74.8°F, and the maximum is 85.5°F.
The swimming season in Southport lasts from May to November. During those months, Southport water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Southport in winter reaches 57.4°F, in spring 64.9°F, in summer the average temperature rises to 81.3°F, and in autumn it is 73.4°F.
Southport water temperature now
| September 5, 2025 |
|---|
| today temp |
| 79.3°F |
| September 4, 2025 |
|---|
| yesterday temp |
| 78.4°F |
The ocean salinity in Southport is 33.95‰, and the average salinity of the World Ocean is 35‰.
Surf Forecast in Southport for today
Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Southport. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Southport. Data in table shown for September 5, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
| 1' 6" | 1' 5" | 1' 4" | 1' 3" |
| 0.46 m | 0.44 m | 0.41 m | 0.39 m |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| 1' 3" | 1' 2" | 1' 2" | 1' 2" |
| 0.37 m | 0.36 m | 0.35 m | 0.35 m |
Surf report in Southport
Southport weather forecast
Current temperature and weather
Data in a table show Southport temperature today (September 5, 2025). For more information and forecast for a few days, go to the weather forecast Southport.
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
 | | |  |
| 77.7°F | 77.2°F | 75.7°F | 78.6°F |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
 | | | |
| 82.9°F | 81.9°F | 81°F | 78.6°F |
You may also be interested in other sections of our site for Southport: Sunrise and Sunset, Tides
Southport water temperature by month
These figures shows the average, minimum and maximum monthly sea temperature in Southport. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Southport on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
| Month | Avr | Min | Max | |
|---|---|---|---|---|
| January | 56.8°F | 43.3°F | 68.5°F | cold |
| Ocean water temperature in Southport in January | ||||
| February | 55.4°F | 46.8°F | 65.7°F | cold |
| Ocean water temperature in Southport in February | ||||
| March | 58.6°F | 48°F | 67.8°F | cold |
| Ocean water temperature in Southport in March | ||||
| April | 64.2°F | 54.1°F | 72.9°F | cold |
| Ocean water temperature in Southport in April | ||||
| May | 72.1°F | 62.6°F | 80.6°F | warm |
| Ocean water temperature in Southport in May | ||||
| June | 79°F | 70.9°F | 84.9°F | hot |
| Ocean water temperature in Southport in June | ||||
| July | 82.4°F | 79°F | 87.3°F | hot |
| Ocean water temperature in Southport in July | ||||
| August | 82.6°F | 78.3°F | 86°F | hot |
| Ocean water temperature in Southport in August | ||||
| September | 80.4°F | 74.8°F | 85.5°F | hot |
| Ocean water temperature in Southport in September | ||||
| October | 73.9°F | 66.9°F | 81.7°F | warm |
| Ocean water temperature in Southport in October | ||||
| November | 66°F | 56.1°F | 73.2°F | cold |
| Ocean water temperature in Southport in November | ||||
| December | 59.9°F | 48.7°F | 70°F | cold |
| Ocean water temperature in Southport in December | ||||
Chart monthly average water temperature in Southport
