World sea water temperatures

Shelter Island Heights water temp

Home > United States > New York > Shelter Island Heights

This data the coastal Shelter Island Heights 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 Shelter Island Heights

Water temperature in Shelter Island Heights today is 71.2°F. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Shelter Island Heights was recorded in 2018 and was 75.7°F, and the coldest was recorded in 2007 at 68.7°F. Sea water temperature in Shelter Island Heights is expected to drop to 70.7°F in the next 10 days. September average water temperature in Shelter Island Heights is 70.2°F, the minimum temperature is 65.7°F, and the maximum is 76.5°F.

The swimming season in Shelter Island Heights lasts from July to September. During those months, Shelter Island Heights water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Shelter Island Heights in winter reaches 42.1°F, in spring 46°F, in summer the average temperature rises to 69.3°F, and in autumn it is 63.1°F.

Shelter Island Heights water temperature now


September 5, 2025
today temp
71.2°F
September 4, 2025
yesterday temp
70°F


The ocean salinity in Shelter Island Heights is 26.73‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Shelter Island Heights 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 Shelter Island Heights. 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 Shelter Island Heights. 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 h3-6 h6-9 h9-12 h
1' 6"1' 3"1' 3"1' 2"
0.46 m0.39 m0.37 m0.35 m
12-15 h15-18 h18-21 h21-24 h
1' 3"1' 8"2' 1"2' 4"
0.37 m0.52 m0.63 m0.72 m

Surf report in Shelter Island Heights

Shelter Island Heights wave height and direction

Shelter Island Heights weather forecast

Shelter Island Heights wind speed and direction

Current temperature and weather

Data in a table show Shelter Island Heights temperature today (September 5, 2025). For more information and forecast for a few days, go to the weather forecast Shelter Island Heights.

0-3 h3-6 h6-9 h9-12 h
67.3°F68.5°F69.1°F70.3°F
12-15 h15-18 h18-21 h21-24 h
72.7°F72.9°F71.1°F70.5°F

You may also be interested in other sections of our site for Shelter Island Heights: Sunrise and Sunset, Tides

Shelter Island Heights water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Shelter Island Heights. 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 Shelter Island Heights 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 Shelter Island Heights

Water temperature in Shelter Island Heights

Where is the warmest sea water in the world?

If you want to plan a vacation on the beach and enjoy the warm sea, choose the day of the year, region and the minimum comfortable sea/ocean temperature that interests you. As a result, you will get a list of countries and cities in which the average sea temperature or maximum temperature on this day over the past 10 years exceeds your chosen value

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Nearby beaches and cities

The nearest beaches and cities from Shelter Island Heights 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

WaterWeatherWave
New York City71.4°F82.4°F1' 6"
Southold71.6°F73.4°F1' 7"
Peconic Bay70.5°F73.4°F1' 8"
Orient Point70.5°F73.4°F1' 11"
Gardiners Bay70.5°F73.4°F1' 11"
Hammonasset Beach71.1°F75.2°F1' 7"
Breakwater Beach71.8°F73.4°F1' 5"
Old Lyme70°F80.6°F1' 8"
North Sea70.7°F73.4°F2' 6"
Plum Island70°F71.6°F2' 1"

New York photo gallery

  • New York
  • Port Jefferson Ferry - Port Jefferson harbor
  • Smith Point
  • New York

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Vote for New York best beach

Current rating: (0 votes cast)

If you know this place (Shelter Island Heights) and want to leave your comment or rate it, then fill out the following form.

Your rating for this place:

Does this place have a "Blue Flag" award [1], are there rip currents and what type of beach is it, sand or pebble:

Is the beach a dog-friendly place, child friendly or a nudist beach?


Your comments for this place (water quality, crowds, facilities, activities, lifeguards, service etc.):



[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

Get widget or API for your website

Our report for Shelter Island Heights 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.

Contact us: admin@seatemperature.info
privacy policy