This data the coastal Dunes Beach 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.
Water temperature in Dunes Beach today is 57.4°F. Based on our historical data over a period of ten years, the warmest water in this day in Dunes Beach was recorded in 2014 and was 62.4°F, and the coldest was recorded in 2022 at 56.1°F. Sea water temperature in Dunes Beach is expected to rise to 59°F in the next 10 days. September average water temperature in Dunes Beach is 58.8°F, the minimum temperature is 53.2°F, and the maximum is 63.9°F.
Throughout the year, the water temperature in Dunes Beach does not rise above 68°F and therefore is not suitable for comfortable swimming. The average water temperature in Dunes Beach in winter reaches 54°F, in spring 53.2°F, in summer the average temperature rises to 56.5°F, and in autumn it is 57.2°F.
September 5, 2025 |
---|
today temp |
57.4°F |
September 4, 2025 |
---|
yesterday temp |
57.2°F |
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 Dunes Beach. 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 Dunes Beach. 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 |
---|---|---|---|
3' 10" | 3' 10" | 3' 10" | 3' 9" |
1.17 m | 1.17 m | 1.16 m | 1.14 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
3' 8" | 3' 7" | 3' 6" | 3' 5" |
1.12 m | 1.09 m | 1.06 m | 1.05 m |
Data in a table show Dunes Beach temperature today (September 5, 2025). For more information and forecast for a few days, go to the weather forecast Dunes Beach.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
60.6°F | 60.1°F | 60.1°F | 60.6°F |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
61.7°F | 62.2°F | 61.2°F | 59.4°F |
You may also be interested in other sections of our site for Dunes Beach: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Dunes Beach. 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 Dunes Beach 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 | 53.8°F | 49.8°F | 57.7°F | cold |
Ocean water temperature in Dunes Beach in January | ||||
February | 53.6°F | 49.8°F | 59.2°F | cold |
Ocean water temperature in Dunes Beach in February | ||||
March | 53.4°F | 49.3°F | 58.3°F | cold |
Ocean water temperature in Dunes Beach in March | ||||
April | 52.9°F | 48.7°F | 57.7°F | cold |
Ocean water temperature in Dunes Beach in April | ||||
May | 53.2°F | 48°F | 58.3°F | cold |
Ocean water temperature in Dunes Beach in May | ||||
June | 54.9°F | 50.4°F | 59.9°F | cold |
Ocean water temperature in Dunes Beach in June | ||||
July | 56.5°F | 47.3°F | 62.8°F | cold |
Ocean water temperature in Dunes Beach in July | ||||
August | 58.1°F | 51.8°F | 64°F | cold |
Ocean water temperature in Dunes Beach in August | ||||
September | 58.8°F | 53.2°F | 63.9°F | cold |
Ocean water temperature in Dunes Beach in September | ||||
October | 57.2°F | 53.4°F | 63.3°F | cold |
Ocean water temperature in Dunes Beach in October | ||||
November | 55.8°F | 51.3°F | 61°F | cold |
Ocean water temperature in Dunes Beach in November | ||||
December | 54.5°F | 51.4°F | 60.3°F | cold |
Ocean water temperature in Dunes Beach in December |