Semaphore Beach Water Temperature

19.8°C / 67.7°F

The sea at Semaphore Beach feels tepid so don't forget to pack your wetsuit!

Average Sea Temp for Semaphore Beach

The chart and table below are the sea temperature averages for Semaphore Beach calculated from over twenty years of oceanographic data. As above the water temperatures given are for sea surface temperature (SST) which is most relevant to recreational users.

Semaphore Beach sea temperature in degrees Celsius and Fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 20 21 20 19 18 16 15 14 14 15 17 19
°F 68 69 68 66 64 61 59 57 58 60 63 66