North Sea (NY) water temp

This data the coastal North Sea 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 North Sea

Water temperature in North Sea today is 58.6°F. Based on our historical data over a period of ten years, the warmest water in this day in North Sea was recorded in 2017 and was 62.8°F, and the coldest was recorded in 2009 at 57°F. Sea water temperature in North Sea is expected to drop to 56.8°F in the next 10 days. November average water temperature in North Sea is 55.6°F, the minimum temperature is 49.6°F, and the maximum is 63°F.

The swimming season in North Sea lasts from July to September. During those months, North Sea water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in North Sea in winter reaches 42.8°F, in spring 46.2°F, in summer the average temperature rises to 69.6°F, and in autumn it is 63°F.

North Sea water temperature now

The ocean salinity in North Sea is 29.93‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in North Sea 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 North Sea. 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 North Sea. Data in table shown for November 3, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in North Sea

North Sea weather forecast

Current temperature and weather

Data in a table show North Sea temperature today (November 3, 2025). For more information and forecast for a few days, go to the weather forecast North Sea.

0-3 h	3-6 h	6-9 h	9-12 h
48.2°F	46.6°F	46°F	47.8°F

12-15 h	15-18 h	18-21 h	21-24 h
53.4°F	56.8°F	58.1°F	54.7°F

North Sea water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in North Sea. 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 North Sea 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 North Sea

The nearest beaches and cities from North Sea 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	57.7°F	62.6°F		0' 6"
New Suffolk	58.6°F	57.2°F		1' 5"
Noyack	58.3°F	57.2°F		1' 1"
Sag Harbor	58.3°F	57.2°F		1' 1"
Peconic Bay	58.3°F	57.2°F		1' 1"
Breakwater Beach	58.5°F	57.2°F		1' 0"
Southold	58.5°F	57.2°F		1' 2"
Shinnecock Hills	59.9°F	57.2°F		1' 11"
Meschutt Beach	59.9°F	57.2°F		1' 11"
Mattituck	58.6°F	57.2°F		0' 10"

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Our report for North Sea 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.