Water temperature in Old Bar

This data the coastal Old Bar 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 Old Bar

Water temperature in Old Bar today is 18.5°C. Based on our historical data over a period of ten years, the warmest water in this day in Old Bar was recorded in 2017 and was 19.4°C, and the coldest was recorded in 2022 at 17.5°C. Sea water temperature in Old Bar is expected to be constant 18.5°C in the next 10 days. September average water temperature in Old Bar is 18.5°C, the minimum temperature is 15.8°C, and the maximum is 20°C.

The swimming season in Old Bar lasts from November to June. During those months, Old Bar water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Old Bar in winter reaches 19.1°C, in spring 19.4°C, in summer the average temperature rises to 22.8°C, and in autumn it is 22.7°C.

Old Bar water temperature now

The ocean salinity in Old Bar is 35.48‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Old Bar 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 Old Bar. 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 Old Bar. 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 Old Bar

Old Bar weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
10.8°C	10.2°C	9.2°C	16.7°C

12-15 h	15-18 h	18-21 h	21-24 h
19.8°C	17.8°C	13.7°C	13.7°C

Old Bar water temperature by month

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

The nearest beaches and cities from Old Bar 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
Tuncurry	18.2°C	18°C		1.06 m
Dunbogan	18.6°C	19°C		1.17 m
Port Macquarie	19.3°C	19°C		1.39 m
Hawks Nest	17.6°C	17°C		1.37 m
Nelson Bay	17.7°C	17°C		1.37 m
Fingal Bay	17.7°C	17°C		1.37 m
Shoal Bay	17.7°C	17°C		1.37 m
Crescent Head	20.4°C	21°C		1.48 m
Corlette	17.4°C	17°C		1.59 m
Port Stephens	17.1°C	17°C		1.59 m

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Old Bar Beach

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Our report for Old Bar 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.