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Sea Temperature

Charlotte Amalie Sea Temperature

(Today) Oct 2017

28.9°C / 84°F

Current weather

(broken clouds)
28°C / 83°F

Partly cloudy

14 mph



The measurements for the sea temperature in Charlotte Amalie, Saint Thomas Island are provided by the daily satellite readings provided by the NOAA. The temperatures given are the surface temperature (SST) which is most relevant to recreational users.

Monthly average max / min water temperatures

The graph below shows the range of monthly water temperatures over several years.

Maximum and minimum monthly sea temperatures in Charlotte Amalie
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 25.6 25.2 25.4 25.7 26.3 27.4 27.7 28 28.5 28.3 28 26.6
Max °C 27.2 26.7 26.8 28.3 28.7 29.3 29.6 30.2 30.4 30 29.3 28.2
Min °F 78.7 77.9 78.3 79.3 80.3 82 82.6 83.3 84 83.6 82.9 80.5
Max °F 80.3 79.4 79.7 81.9 82.7 83.9 84.5 85.5 85.9 85.3 84.2 82.1

7 day tide forecast for Charlotte Amalie

  • Low 03:08am
  • High 11:46am
  • Low 03:27am
  • High 12:36pm
  • Low 03:56am
  • High 01:29pm
  • Low 04:37am
  • High 02:23pm
  • Low 05:35am
  • High 03:12pm
  • Low 07:01am
  • High 03:56pm
  • Low 12:12am
  • High 03:30am
  • Low 08:34am
  • High 04:34pm

*These tide times are estimates based on the nearest port (Charlotte Amalie, St. Thomas) and may differ by up to half and hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.

Average October sea temperatures

  • Max: 28.3°C / 82.9°F
  • Avg: 29.1°C / 84.4°F
  • Min: 30°C / 85.9°F
Charlotte Amalie average sea temperature chart

These average ocean temperatures for Charlotte Amalie are calculated from several years of archived data.

Map showing location of Charlotte Amalie (18.341900, -64.930700)

Locations nearby


Whilst sea temperatures for Charlotte Amalie 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.

Alternate names for Charlotte Amalie
Charlotte Amalie, Sharlota Amalija, Шарлота Амалия, Шарлота Амалија, שארלוט אמאלי, シャーロット・アマリー

Charlotte Amalie average sea temperature chart