Great Mermaid Beach Water Temperature

23.1°C / 73.5°F

The sea at Great Mermaid Beach feels warm so don't forget to pack your bathers!

Average Sea Temp for Great Mermaid Beach

The chart and table below are the sea temperature averages for Great Mermaid 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.

Great Mermaid Beach sea temperature in degrees Celsius and Fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 24 25 25 24 22 21 20 19 20 20 21 23
°F 76 77 76 75 72 69 67 67 67 69 71 73