Water temperature in Seal Rocks

This data the coastal Seal Rocks 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 Seal Rocks

Water temperature in Seal Rocks today is 18.5°C. Based on our historical data over a period of ten years, the warmest water in this day in the Tasman Sea near Seal Rocks was recorded in 2017 and was 19.4°C, and the coldest was recorded in 2018 at 17.6°C. Sea water temperature in Seal Rocks is expected to rise to 18.6°C in the next 10 days. September average water temperature in Seal Rocks is 18.7°C, the minimum temperature is 16°C, and the maximum is 20.6°C.

The swimming season in Seal Rocks lasts from October to June. During those months, Seal Rocks water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Seal Rocks in winter reaches 19.3°C, in spring 19.8°C, in summer the average temperature rises to 23.4°C, and in autumn it is 23°C.

Seal Rocks water temperature now

The ocean salinity in Seal Rocks is 35.33‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Seal Rocks 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 Seal Rocks. 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 Seal Rocks. Data in table shown for 5 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Seal Rocks

Seal Rocks weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
11.2°C	10.2°C	9.5°C	16.2°C

12-15 h	15-18 h	18-21 h	21-24 h
18.8°C	17°C	13.3°C	13.8°C

Seal Rocks water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Seal Rocks. 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 Seal Rocks 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 Seal Rocks

The nearest beaches and cities from Seal Rocks 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
Boomerang Beach	18.5°C	17°C		1.65 m
Blueys Beach	18.5°C	17°C		1.65 m
Elizabeth Beach	18.5°C	17°C		1.65 m
Tuncurry	18.2°C	18°C		1.06 m
Corlette	17.4°C	17°C		1.59 m
Old Bar	18.5°C	18°C		1.53 m
Port Stephens	17.1°C	17°C		1.59 m
One Mile Beach	18°C	17°C		1.37 m
Anna Bay	17.7°C	17°C		1.37 m
Crowdy Head	19°C	18°C		1.37 m

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Our report for Seal Rocks 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.