World sea water temperatures

Water temperature in Mount Sinai in October

Is it warm enough to swim in Mount Sinai in October? Average water temperature in Mount Sinai in October is 65.1°F and therefore is not suitable for comfortable swimming. The warmest sea in Mount Sinai in October is 70.5°F, and the coldest is 57.7°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Mount Sinai

Changes water temperature in Mount Sinai in October 2025, 2024

To get an accurate forecast for the water temperature in Mount Sinai for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Mount Sinai, 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 2025 2024 Min Max
October 171.1°F68.5°F65.7°F71.1°F
October 270.5°F68.7°F66.4°F70.5°F
October 369.6°F69.1°F66°F70.2°F
October 468.9°F68.5°F66°F70.5°F
October 567.8°F67.6°F66°F70.3°F
October 668.2°F68°F65.8°F69.8°F
October 768.9°F67.5°F65.8°F70°F
October 870.2°F67.6°F65.3°F70.2°F
October 969.3°F67.3°F65.1°F69.6°F
October 1068.5°F67.3°F64.8°F70.2°F
October 1168.2°F66.7°F64.2°F69.6°F
October 1267.6°F65.5°F63.9°F69.6°F
October 1367.1°F65.5°F63.7°F69.1°F
October 1466.7°F65.7°F63.9°F68.5°F
October 1566.4°F65.1°F63.3°F69.3°F
Day 2025 2024 Min Max
October 1666°F64.6°F63.1°F68.9°F
October 1764.9°F63.9°F62.4°F68.4°F
October 1864.2°F63.7°F62.2°F68.4°F
October 1964°F63.1°F60.3°F67.6°F
October 2064°F63.1°F60.1°F66.7°F
October 2163.9°F61.9°F59.9°F66.4°F
October 2263.9°F62.1°F60.1°F66°F
October 2363°F62.2°F59.9°F66°F
October 2462.8°F62.6°F59°F66°F
October 2562.6°F63.1°F59.5°F65.8°F
October 2661.5°F62.8°F59.2°F66.7°F
October 2761.9°F62.6°F58.8°F66.2°F
October 2861.9°F62.2°F59.2°F65.7°F
October 2961.5°F61.5°F59°F64.9°F
October 3061.2°F61.7°F58.1°F65.5°F
October 3161°F62.1°F57.7°F64.6°F
Mount Sinai water temp chart in October

Average water temperature in Mount Sinai in October over a decade

20162017201820192020
65.5°F67.6°F66.6°F64.8°F65.3°F
20212022202320242025
67.5°F64.2°F64.4°F64.9°F

Mount Sinai sea state in October

Chart comparing the height of waves in Mount Sinai 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 Mount Sinai in October

Mount Sinai 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
New York City63.3°F56.1°F71.6°F
Port Jefferson65.1°F57.7°F70.5°F
Flax Pond Beach65.1°F57.7°F71.1°F
Cedar Beach Mt Sinai65.1°F57.7°F70.9°F
Stony Brook65.1°F57.7°F71.2°F
Nissequogue64.8°F57.7°F70.7°F
Sunken Meadow64.8°F57.7°F70.7°F
Smithtown64.8°F57.7°F70.7°F
West Meadow Beach64.8°F57.7°F70.7°F
Short Beach64.8°F57.7°F70.7°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 Mount Sinai 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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