St. Thomas Beach Water Temperature

18.2°C / 64.8°F

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

Average Sea Temp for St. Thomas Beach

The chart and table below are the sea temperature averages for St. Thomas 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.

St. Thomas Beach sea temperature in degrees Celsius and Fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 17 17 17 17 20 23 25 26 25 23 21 19
°F 63 62 62 63 68 73 77 79 78 74 69 65