This data the coastal Horseneck 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 Horseneck Beach today is 67.3°F. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Horseneck Beach was recorded in 2023 and was 70.7°F, and the coldest was recorded in 2017 at 65.8°F. Sea water temperature in Horseneck Beach is expected to drop to 66.4°F in the next 10 days. September average water temperature in Horseneck Beach is 67.5°F, the minimum temperature is 63.1°F, and the maximum is 72.5°F.
The swimming season in Horseneck Beach lasts from July to September. During those months, Horseneck Beach water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Horseneck Beach in winter reaches 42.1°F, in spring 45.5°F, in summer the average temperature rises to 66.9°F, and in autumn it is 61.3°F.
September 11, 2025 |
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today temp |
67.3°F |
September 10, 2025 |
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yesterday temp |
67.5°F |
The ocean salinity in Horseneck Beach is 30.25‰, and the average salinity of the World Ocean is 35‰.
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 Horseneck 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 Horseneck Beach. Data in table shown for September 11, 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' 1" | 2' 11" | 2' 8" | 2' 6" |
0.95 m | 0.9 m | 0.82 m | 0.77 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
2' 4" | 2' 2" | 2' 0" | 1' 11" |
0.7 m | 0.65 m | 0.62 m | 0.58 m |
Data in a table show Horseneck Beach temperature today (September 11, 2025). For more information and forecast for a few days, go to the weather forecast Horseneck Beach.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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63.5°F | 63°F | 61.5°F | 62.6°F |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
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69.1°F | 72°F | 72.5°F | 69.1°F |
You may also be interested in other sections of our site for Horseneck Beach: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Horseneck 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 Horseneck 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 | |
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January | 41.2°F | 35.6°F | 48°F | cold |
Ocean water temperature in Horseneck Beach in January | ||||
February | 37.9°F | 31.6°F | 45°F | cold |
Ocean water temperature in Horseneck Beach in February | ||||
March | 39.2°F | 32.4°F | 48.7°F | cold |
Ocean water temperature in Horseneck Beach in March | ||||
April | 44.6°F | 35.8°F | 51.3°F | cold |
Ocean water temperature in Horseneck Beach in April | ||||
May | 52.9°F | 45.5°F | 64°F | cold |
Ocean water temperature in Horseneck Beach in May | ||||
June | 61.5°F | 55.4°F | 69.1°F | cold |
Ocean water temperature in Horseneck Beach in June | ||||
July | 68.9°F | 62.8°F | 74.1°F | warm |
Ocean water temperature in Horseneck Beach in July | ||||
August | 70.3°F | 65.7°F | 75°F | warm |
Ocean water temperature in Horseneck Beach in August | ||||
September | 67.5°F | 63.1°F | 72.5°F | cold |
Ocean water temperature in Horseneck Beach in September | ||||
October | 62.1°F | 55.4°F | 67.8°F | cold |
Ocean water temperature in Horseneck Beach in October | ||||
November | 54.7°F | 47.3°F | 61.5°F | cold |
Ocean water temperature in Horseneck Beach in November | ||||
December | 46.9°F | 41.2°F | 53.1°F | cold |
Ocean water temperature in Horseneck Beach in December |