Palmetto Dunes water temp

This data the coastal Palmetto Dunes 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 Palmetto Dunes

Water temperature in Palmetto Dunes today is 80.8°F. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Palmetto Dunes was recorded in 2018 and was 83.1°F, and the coldest was recorded in 2008 at 76.3°F. Sea water temperature in Palmetto Dunes is expected to drop to 77.5°F in the next 10 days. September average water temperature in Palmetto Dunes is 81.7°F, the minimum temperature is 76.1°F, and the maximum is 86.7°F.

The swimming season in Palmetto Dunes lasts from April to November. During those months, Palmetto Dunes water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Palmetto Dunes in winter reaches 59.2°F, in spring 67.3°F, in summer the average temperature rises to 83.1°F, and in autumn it is 74.5°F.

Palmetto Dunes water temperature now

The ocean salinity in Palmetto Dunes is 32.41‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Palmetto Dunes 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 Palmetto Dunes. 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 Palmetto Dunes. Data in table shown for September 26, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Palmetto Dunes

Palmetto Dunes weather forecast

Current temperature and weather

Data in a table show Palmetto Dunes temperature today (September 26, 2025). For more information and forecast for a few days, go to the weather forecast Palmetto Dunes.

0-3 h	3-6 h	6-9 h	9-12 h
78.4°F	76.5°F	73.9°F	78.4°F

12-15 h	15-18 h	18-21 h	21-24 h
87.6°F	83.5°F	79.2°F	78.6°F

Palmetto Dunes water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Palmetto Dunes. 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 Palmetto Dunes 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

Chart monthly average water temperature in Palmetto Dunes

The nearest beaches and cities from Palmetto Dunes with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

	Water	Weather		Wave
North Forest Beach	81°F	80.6°F		1' 11"
Coligny Beach	81°F	80.6°F		1' 11"
Kiawah Island	80.1°F	84.2°F		1' 8"
Folly Beach	79.7°F	87.8°F		2' 1"
Mount Pleasant	80.2°F	86°F		1' 8"
Charleston	79.9°F	84.2°F		2' 0"
Isle of Palms	79.9°F	84.2°F		2' 2"
Darien	81.3°F	84.2°F		1' 3"
Sea Island	82°F	84.2°F		1' 3"
Saint Simon Mills	82.2°F	84.2°F		0' 11"

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Our report for Palmetto Dunes 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.