Water temperature in Adelaide

This data the coastal Adelaide 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 Adelaide

Water temperature in Adelaide today is 15.3°C. Based on our historical data over a period of ten years, the warmest water in this day in the Indian Ocean near Adelaide was recorded in 2011 and was 16.2°C, and the coldest was recorded in 2012 at 13.8°C. Sea water temperature in Adelaide is expected to drop to 15.2°C in the next 10 days. September average water temperature in Adelaide is 15.2°C, the minimum temperature is 13.8°C, and the maximum is 17.3°C.

The swimming season in Adelaide lasts only one month - February. During this month, Adelaide water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Adelaide in winter reaches 16.3°C, in spring 15.7°C, in summer the average temperature rises to 18.6°C, and in autumn it is 18.6°C.

Adelaide water temperature now

The ocean salinity in Adelaide is 35.69‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Adelaide 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 Adelaide. 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 Adelaide. Data in table shown for 20 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Adelaide

Adelaide weather forecast

Current temperature and weather

Data in a table show Adelaide temperature today (20 September 2025). For more information and forecast for a few days, go to the weather forecast Adelaide.

0-3 h	3-6 h	6-9 h	9-12 h
10.2°C	10.2°C	10.6°C	11.8°C

12-15 h	15-18 h	18-21 h	21-24 h
14.5°C	14.4°C	12.7°C	9.4°C

Adelaide water temperature by month

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

The nearest beaches and cities from Adelaide 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
Port Lincoln	14.7°C	14°C		0.88 m
Marion Bay	14.8°C	14°C		1.97 m
Stokes Bay	15°C	14°C		2.04 m
Vivonne Bay	14.8°C	14°C		3.32 m
Kangaroo Island	14.9°C	14°C		2.9 m
Tumby Bay	14.6°C	14°C		0.58 m
Coffin Bay	14.8°C	14°C		1.59 m
Point Turton	14.9°C	14°C		0.84 m
Kingscote	14.7°C	14°C		0.43 m
Port Neill	14.3°C	15°C		0.79 m

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Our report for Adelaide 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.