Average water temperature in Sydney
On this page you find the mean water temperature over the year in Sydney (New South Wales), Australia. Get insights into the water temperature fluctuations and discover what they mean for visitors.
In Sydney, the water undergoes seasonal changes. The warmest month is January, with an average water temperature of 21°C.
The coldest water temperature month, August, has an average temperature of 16°C. It may not be the ideal time for a swim.
Forecast for Sydney
broken clouds and rain
partly cloudy and chance of rain
almost clear and no rain
Interested in more climate information?
This site provides you with all the information you need about the climate in Sydney.
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