Water temperature in Cape Jervis

This data the coastal Cape Jervis 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 Cape Jervis

Water temperature in Cape Jervis today is 13.2°C. Based on our historical data over a period of ten years, the warmest water in this day in the Indian Ocean near Cape Jervis was recorded in 2013 and was 15.1°C, and the coldest was recorded in 2010 at 12.7°C. Sea water temperature in Cape Jervis is expected to rise to 13.8°C in the next 10 days. September average water temperature in Cape Jervis is 13.9°C, the minimum temperature is 12.6°C, and the maximum is 15.7°C.

The swimming season in Cape Jervis lasts from January to March. During those months, Cape Jervis water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Cape Jervis in winter reaches 14.3°C, in spring 15.3°C, in summer the average temperature rises to 19.7°C, and in autumn it is 18.9°C.

Cape Jervis water temperature now

The ocean salinity in Cape Jervis is 36.24‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Cape Jervis 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 Cape Jervis. 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 Cape Jervis. 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 Cape Jervis

Cape Jervis weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
7.8°C	6.4°C	5.7°C	9.2°C

12-15 h	15-18 h	18-21 h	21-24 h
13.9°C	15.7°C	14°C	12.5°C

Cape Jervis water temperature by month

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

The nearest beaches and cities from Cape Jervis 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
Rapid Bay	13.2°C	16°C		0.79 m
Penneshaw	13.5°C	14°C		0.74 m
Carrickalinga	13.1°C	16°C		0.87 m
Aldinga	13°C	16°C		0.71 m
Moana	13.1°C	16°C		0.71 m
Port Willunga	13.1°C	16°C		0.71 m
Victor Harbor	13.5°C	16°C		1.69 m
Encounter Bay	13.6°C	16°C		1.69 m
Maslin Beach	13°C	16°C		0.73 m
Victor Harbor	13.5°C	16°C		1.73 m

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Our report for Cape Jervis 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.