World sea water temperatures

Water temperature in Saint John (USVI) in October

Is it warm enough to swim in Saint John in October? Average water temperature in Saint John in October is 84.6°F and therefore suitable for comfortable swimming. The warmest sea in Saint John in October is 87.4°F, and the coldest is 82.9°F. Average high air temperature in Saint John in October is 86°F, and average low temperature is 75°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Saint John

Changes water temperature in Saint John in October 2024, 2023

To get an accurate forecast for the water temperature in Saint John for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Saint John, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of October.

You can choose any other years:

Year 1:   Year 2:


Day 2024 2023 Min Max
October 187.1°F86.4°F83.3°F87.1°F
October 286.9°F86.2°F83.5°F86.9°F
October 387.1°F86.4°F83.5°F87.1°F
October 486.9°F86°F83.7°F86.9°F
October 587.3°F86°F83.8°F87.3°F
October 687.3°F86°F83.5°F87.3°F
October 787.3°F85.6°F83.5°F87.3°F
October 887.3°F85.8°F83.5°F87.3°F
October 987.3°F85.8°F83.7°F87.3°F
October 1087.1°F85.8°F83.8°F87.1°F
October 1187.3°F85.8°F83.7°F87.3°F
October 1287.4°F86°F83.5°F87.4°F
October 1387.3°F85.8°F83.3°F87.3°F
October 1487.3°F86.2°F83.5°F87.3°F
October 1587.1°F86.2°F83.3°F87.1°F
Day 2024 2023 Min Max
October 1687.1°F86.5°F82.9°F87.1°F
October 1787.1°F86.2°F83.1°F87.1°F
October 1887.1°F86.2°F83.1°F87.1°F
October 1987.1°F86.2°F83.3°F87.1°F
October 2086.9°F86.2°F83.3°F86.9°F
October 2186.9°F85.6°F83.1°F86.9°F
October 2286.7°F85.8°F83.3°F86.7°F
October 2386.7°F85.8°F83.3°F86.7°F
October 2486.7°F86°F83.3°F86.7°F
October 2586.9°F85.8°F83.5°F86.9°F
October 2686.5°F85.8°F83.1°F86.5°F
October 2786.5°F85.3°F83.1°F86.5°F
October 2886.7°F85.3°F83.1°F86.7°F
October 2986.5°F85.1°F83.3°F86.5°F
October 3086.4°F85.1°F83.1°F86.4°F
October 3186.2°F85.3°F83.3°F86.2°F
Saint John water temp chart in October

Average water temperature in Saint John in October over a decade

20152016201720182019
84.7°F84.4°F83.7°F83.7°F85.5°F
20202021202220232024
84.7°F84.9°F84.2°F85.8°F86.9°F

Saint John sea state in October

Chart comparing the height of waves in Saint John in October over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Saint John in October

Weather and climate in Saint John in October

This data display average monthly climate indicators in Saint John in October based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature86°F
  • Average LOW temperature75°F
  • Average rainfall days16 days
  • Average rainfall160mm/6.3''
  • Average daylight12h
  • Average sunshine8h
  • Average UV index10

Saint John water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in October?

Want to know where the water temperature in October is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in October. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Cruz Bay84.6°F82.9°F87.4°F
Trunk Bay84.6°F82.9°F87.4°F
Coki Beach84.6°F82.9°F87.4°F
Sapphire Beach84.6°F82.9°F87.4°F
Maho Bay84.6°F82.9°F87.3°F
Cinnamon Bay84.6°F82.9°F87.3°F
Rendezvous Bay84.6°F82.9°F87.4°F
Coral Bay84.6°F82.9°F87.3°F
Salt Pond Beach84.6°F82.9°F87.3°F
Jost Van Dyke84.6°F82.8°F87.3°F

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Saint John is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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