World sea water temperatures

Water temperature in Mount Sinai in August

Is it warm enough to swim in Mount Sinai in August? Average water temperature in Mount Sinai in August is 73.8°F and therefore suitable for comfortable swimming. The warmest sea in Mount Sinai in August is 78.1°F, and the coldest is 68.7°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 August 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 August.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
August 174.3°F74.8°F71.8°F77.2°F
August 272.3°F75.6°F71.8°F76.5°F
August 371.8°F75.6°F71.6°F75.9°F
August 472.3°F75.7°F72.1°F75.9°F
August 573.4°F76.1°F72°F76.5°F
August 673.2°F75.6°F71.8°F77°F
August 772.1°F75.2°F71.6°F78.1°F
August 872°F75°F71.8°F78.1°F
August 971.2°F75°F71.2°F78.1°F
August 1070.2°F74.5°F70.2°F77.7°F
August 1172.9°F74.1°F72.1°F77°F
August 1273.6°F73.8°F72.3°F76.8°F
August 1374.1°F73.4°F71.8°F77.2°F
August 1475.2°F73.4°F72°F77.5°F
August 1575.7°F74.8°F71.6°F77.5°F
Day 2025 2024 Min Max
August 1675.6°F74.1°F71.6°F77.7°F
August 1775.2°F73.9°F71.6°F76.8°F
August 1875.2°F73.8°F71.2°F77°F
August 1974.3°F73.4°F70.7°F76.8°F
August 2073.8°F72.5°F70.2°F76.3°F
August 2172.9°F73°F69.4°F76.1°F
August 2271.4°F72.3°F68.9°F76.1°F
August 2371.2°F71.6°F68.7°F75.6°F
August 2471.2°F70°F69.1°F75.4°F
August 2571.1°F70.7°F69.8°F75.9°F
August 2672°F71.4°F70.3°F75.9°F
August 2771.8°F72.5°F70.5°F76.5°F
August 2872°F73.4°F70.7°F77.2°F
August 2972.5°F73.9°F70.5°F77.5°F
August 3072.3°F73.4°F70.7°F77.5°F
August 3172°F72.7°F70.7°F77°F
Mount Sinai water temp chart in August

Average water temperature in Mount Sinai in August over a decade

20162017201820192020
75.4°F73°F75.9°F73.6°F74.7°F
20212022202320242025
74.3°F75°F73.4°F73.8°F72.5°F

Mount Sinai sea state in August

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

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 August?

Want to know where the water temperature in August 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 August. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
New York City74.5°F69.4°F79.2°F
Port Jefferson73.8°F68.7°F78.1°F
Flax Pond Beach73.9°F68.7°F78.1°F
Cedar Beach Mt Sinai73.9°F68.9°F78.1°F
Stony Brook73.9°F68.7°F78.3°F
Nissequogue73.9°F68.4°F78.6°F
Sunken Meadow73.9°F68.4°F78.6°F
Smithtown73.9°F68.4°F78.6°F
West Meadow Beach73.9°F68.4°F78.6°F
Short Beach73.9°F68.4°F78.6°F

Long Island photo gallery

  • Long Island
  • Long Island
  • Port Jefferson Ferry - Port Jefferson harbor
  • Long Island

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Vote for Long Island best beach

Current rating: (0 votes cast)

If you know this place (Mount Sinai) and want to leave your comment or rate it, then fill out the following form.

Your rating for this place:

Does this place have a "Blue Flag" award [1], are there rip currents and what type of beach is it, sand or pebble:

Is the beach a dog-friendly place, child friendly or a nudist beach?


Your comments for this place (water quality, crowds, facilities, activities, lifeguards, service etc.):



[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.

Get widget or API for your website

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.

Contact us: admin@seatemperature.info
privacy policy