Water temperature in Flinders Island

This data the coastal Flinders Island 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 Flinders Island

Water temperature in Flinders Island today is 12.1°C. Based on our historical data over a period of ten years, the warmest water in this day in the Bass Strait near Flinders Island was recorded in 2007 and was 13.5°C, and the coldest was recorded in 2012 at 11.6°C. Sea water temperature in Flinders Island is expected to rise to 12.9°C in the next 10 days. September average water temperature in Flinders Island is 12.2°C, the minimum temperature is 10.7°C, and the maximum is 13.7°C.

The swimming season in Flinders Island lasts only one month - February. During this month, Flinders Island water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Flinders Island in winter reaches 12.6°C, in spring 13.6°C, in summer the average temperature rises to 18.4°C, and in autumn it is 17.3°C.

Flinders Island water temperature now

The ocean salinity in Flinders Island is 35.91‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Flinders Island 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 Flinders Island. 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 Flinders Island. Data in table shown for 25 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Flinders Island

Flinders Island weather forecast

Current temperature and weather

Data in a table show Flinders Island temperature today (25 September 2025). For more information and forecast for a few days, go to the weather forecast Flinders Island.

0-3 h	3-6 h	6-9 h	9-12 h
10.5°C	10.7°C	10.6°C	12.1°C

12-15 h	15-18 h	18-21 h	21-24 h
12.3°C	11.8°C	10.6°C	10.3°C

Flinders Island water temperature by month

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

The nearest beaches and cities from Flinders Island 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
Bridport	12.6°C	12°C		1.64 m
Bay of Fires	12.6°C	15°C		0.74 m
Binalong Bay	12.7°C	15°C		0.98 m
St Helens	12.7°C	15°C		0.73 m
Low Head	12.2°C	12°C		1.29 m
Scamander	12.8°C	15°C		0.79 m
George Town	12.2°C	12°C		0.67 m
Greens Beach	12.2°C	12°C		0.92 m
Beauty Point	12.2°C	12°C		0.67 m
Bakers Beach	12.4°C	12°C		0.92 m

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Our report for Flinders Island 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.