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33°C / 91°F
The measurements for the water temperature in Gymea Bay, New South Wales are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.
The graph below shows the range of monthly Gymea Bay water temperature derived from many years of historical sea surface temperature data.
These average ocean temperatures for Gymea Bay are calculated from several years of archived data.
Whilst sea temperatures for Gymea Bay are as accurate as current data allows, there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.