Sunken Meadow water temp

This data the coastal Sunken Meadow sea 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 sea temperature in Sunken Meadow

Water temperature in Sunken Meadow today is 71.2°F. Based on our historical data over a period of ten years, the warmest water in this day in the Long Island Sound near Sunken Meadow was recorded in 2021 and was 72.9°F, and the coldest was recorded in 2009 at 67.1°F. Sea water temperature in Sunken Meadow is expected to drop to 69.1°F in the next 10 days. September average water temperature in Sunken Meadow is 71.6°F, the minimum temperature is 66.7°F, and the maximum is 78.4°F.

The swimming season in Sunken Meadow lasts from July to September. During those months, Sunken Meadow water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Sunken Meadow in winter reaches 40.8°F, in spring 46.4°F, in summer the average temperature rises to 70.3°F, and in autumn it is 63.9°F.

Sunken Meadow water temperature now

The sea salinity in Sunken Meadow is 27.82‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Sunken Meadow 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 Sunken Meadow. 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 Sunken Meadow. Data in table shown for September 20, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Sunken Meadow

Sunken Meadow weather forecast

Current temperature and weather

Data in a table show Sunken Meadow temperature today (September 20, 2025). For more information and forecast for a few days, go to the weather forecast Sunken Meadow.

0-3 h	3-6 h	6-9 h	9-12 h
68°F	64.2°F	62.1°F	63.1°F

12-15 h	15-18 h	18-21 h	21-24 h
68°F	68.2°F	65.7°F	62.4°F

Sunken Meadow water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Sunken Meadow. 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 Sunken Meadow 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 Sunken Meadow

The nearest beaches and cities from Sunken Meadow 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
New York City	71.6°F	69.8°F		1' 0"
Smithtown	71.2°F	68°F		1' 1"
West Meadow Beach	71.2°F	68°F		1' 1"
Short Beach	71.2°F	68°F		1' 1"
Fort Salonga	71.4°F	68°F		0' 9"
Asharoken	71.4°F	68°F		0' 9"
East Setauket	70.9°F	69.8°F		1' 2"
Flax Pond Beach	70.9°F	69.8°F		1' 2"
Centerport	71.4°F	68°F		0' 9"
Eatons Neck	71.4°F	68°F		0' 9"

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Sunken Meadow State Park, Sunken Meadow Beach

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Our report for Sunken Meadow 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.