Water temperature in Carnarvon

This data the coastal Carnarvon 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 Carnarvon

Water temperature in Carnarvon today is 21.3°C. Based on our historical data over a period of ten years, the warmest water in this day in the Indian Ocean near Carnarvon was recorded in 2014 and was 21.8°C, and the coldest was recorded in 2016 at 19°C. Sea water temperature in Carnarvon is expected to drop to 20.9°C in the next 10 days. September average water temperature in Carnarvon is 20.2°C, the minimum temperature is 17.7°C, and the maximum is 22.5°C.

The swimming season in Carnarvon lasts from January to December, twelve months per year! During those months, Carnarvon water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Carnarvon in winter reaches 19.9°C, in spring 21.7°C, in summer the average temperature rises to 26°C, and in autumn it is 24.6°C.

Carnarvon water temperature now

The ocean salinity in Carnarvon is 36.10‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Carnarvon 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 Carnarvon. 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 Carnarvon. 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 Carnarvon

Carnarvon weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
21.9°C	21°C	20.3°C	25.5°C

12-15 h	15-18 h	18-21 h	21-24 h
29.2°C	27.9°C	24.1°C	21.7°C

Carnarvon water temperature by month

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

The nearest beaches and cities from Carnarvon 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
Shark Bay	21.3°C	26°C		0.24 m
Denham	20.5°C	26°C		0.33 m
Monkey Mia	20.5°C	26°C		0.33 m
Coral Bay	23.2°C	29°C		1.83 m
Ningaloo Reef	23.1°C	29°C		1.77 m
Kalbarri	19.5°C	27°C		1.81 m
Turquoise Bay	23.7°C	29°C		1.7 m
Exmouth	23.3°C	29°C		0.24 m
Geraldton	19.5°C	26°C		1.59 m
Waggrakine	19.4°C	25°C		1.69 m

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Our report for Carnarvon 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.