Seaside Heights water temp
This data the coastal Seaside 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 Seaside Heights
Water temperature in Seaside Heights today is 69.1°F. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Seaside Heights was recorded in 2018 and was 70.7°F, and the coldest was recorded in 2015 at 64.8°F. Sea water temperature in Seaside Heights is expected to drop to 65.1°F in the next 10 days. October average water temperature in Seaside Heights is 64.8°F, the minimum temperature is 57.4°F, and the maximum is 71.6°F.
The swimming season in Seaside Heights lasts from June to September. During those months, Seaside Heights water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Seaside Heights in winter reaches 43.9°F, in spring 48.4°F, in summer the average temperature rises to 71.8°F, and in autumn it is 64°F.
Seaside Heights water temperature now
| October 5, 2025 |
|---|
| today temp |
| 69.1°F |
| October 4, 2025 |
|---|
| yesterday temp |
| 69.1°F |
The ocean salinity in Seaside Heights is 29.78‰, and the average salinity of the World Ocean is 35‰.
Surf Forecast in Seaside 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 Seaside 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 Seaside Heights. Data in table shown for October 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 |
|---|---|---|---|
| 2' 0" | 1' 11" | 1' 11" | 1' 10" |
| 0.61 m | 0.59 m | 0.58 m | 0.57 m |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| 1' 10" | 1' 10" | 1' 10" | 1' 9" |
| 0.56 m | 0.55 m | 0.55 m | 0.54 m |
Surf report in Seaside Heights
Seaside Heights weather forecast
Current temperature and weather
Data in a table show Seaside Heights temperature today (October 5, 2025). For more information and forecast for a few days, go to the weather forecast Seaside Heights.
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
 | | |  |
| 59.9°F | 57.2°F | 55.2°F | 65.7°F |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| | | |
| 80.6°F | 83.5°F | 78.8°F | 69.8°F |
You may also be interested in other sections of our site for Seaside Heights: Sunrise and Sunset, Tides
Seaside Heights water temperature by month
These figures shows the average, minimum and maximum monthly sea temperature in Seaside 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 Seaside 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
| Month | Avr | Min | Max | |
|---|---|---|---|---|
| January | 43°F | 36.7°F | 50.5°F | cold |
| Ocean water temperature in Seaside Heights in January | ||||
| February | 40.5°F | 33.8°F | 45.1°F | cold |
| Ocean water temperature in Seaside Heights in February | ||||
| March | 42.1°F | 34.9°F | 51.1°F | cold |
| Ocean water temperature in Seaside Heights in March | ||||
| April | 47.1°F | 40.1°F | 54.5°F | cold |
| Ocean water temperature in Seaside Heights in April | ||||
| May | 55.9°F | 48.6°F | 67.3°F | cold |
| Ocean water temperature in Seaside Heights in May | ||||
| June | 66.4°F | 57°F | 74.8°F | cold |
| Ocean water temperature in Seaside Heights in June | ||||
| July | 74.1°F | 65.8°F | 81°F | warm |
| Ocean water temperature in Seaside Heights in July | ||||
| August | 75°F | 70°F | 80.4°F | warm |
| Ocean water temperature in Seaside Heights in August | ||||
| September | 71.4°F | 65.8°F | 78.1°F | warm |
| Ocean water temperature in Seaside Heights in September | ||||
| October | 64.8°F | 57.4°F | 71.6°F | cold |
| Ocean water temperature in Seaside Heights in October | ||||
| November | 56.1°F | 48.2°F | 63.3°F | cold |
| Ocean water temperature in Seaside Heights in November | ||||
| December | 48.4°F | 41.5°F | 54.7°F | cold |
| Ocean water temperature in Seaside Heights in December | ||||
Chart monthly average water temperature in Seaside Heights
