Water temperature in Hobart

This data the coastal Hobart 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 Hobart

Water temperature in Hobart today is 12.7°C. Based on our historical data over a period of ten years, the warmest water in this day in the Tasman Sea near Hobart was recorded in 2013 and was 12.9°C, and the coldest was recorded in 2015 at 10.9°C. Sea water temperature in Hobart is expected to drop to 12.1°C in the next 10 days. September average water temperature in Hobart is 12.1°C, the minimum temperature is 10.7°C, and the maximum is 13.3°C.

Throughout the year, the water temperature in Hobart does not rise above 20°C and therefore is not suitable for comfortable swimming. The average water temperature in Hobart in winter reaches 12.7°C, in spring 12.7°C, in summer the average temperature rises to 16.1°C, and in autumn it is 15.6°C.

Hobart water temperature now

The ocean salinity in Hobart is 35.28‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Hobart 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 Hobart. 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 Hobart. 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 Hobart

Hobart weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
1.1°C	1.8°C	1.4°C	3.8°C

12-15 h	15-18 h	18-21 h	21-24 h
6.2°C	6.2°C	1.8°C	-0.8°C

Hobart water temperature by month

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

The nearest beaches and cities from Hobart 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
Adventure Bay	12.2°C	6°C		1.27 m
Middleton	11.7°C	6°C		0.51 m
White Beach	10.8°C	2°C		1.54 m
Kettering	11.5°C	6°C		0.51 m
Port Arthur	12.4°C	2°C		2.87 m
Bruny Island	12.4°C	6°C		1.5 m
Margate	11.3°C	9°C		0.56 m
Coningham	11.3°C	9°C		0.56 m
Snug	11.3°C	9°C		0.56 m
South Arm	11.1°C	9°C		0.6 m

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Our report for Hobart 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.