World sea water temperatures

Water temperature in Edgartown (MA) in December

Is it warm enough to swim in Edgartown in December? Average water temperature in Edgartown in December is 45.5°F and therefore is not suitable for comfortable swimming. The warmest sea in Edgartown in December is 52.5°F, and the coldest is 39.6°F. Average high air temperature in Edgartown in December is 44°F, and average low temperature is 27°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Edgartown

Changes water temperature in Edgartown in December 2024, 2023

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

You can choose any other years:

Year 1:   Year 2:


Day 2024 2023 Min Max
December 149.6°F48.4°F44.6°F52.5°F
December 248°F48.6°F44.8°F52.2°F
December 348°F48.6°F45.3°F52.3°F
December 448°F48°F45.5°F51.6°F
December 547.3°F48.2°F43.7°F51.3°F
December 648°F46.6°F44.1°F50.9°F
December 746.6°F46.6°F43°F51.1°F
December 846.9°F46.4°F42.8°F51.3°F
December 947.5°F45.1°F43°F50.7°F
December 1046.4°F46.2°F43°F50.4°F
December 1146.4°F47.7°F42.3°F49.8°F
December 1246.9°F46.9°F42.1°F49.8°F
December 1346.2°F46.4°F41.5°F49.8°F
December 1445.9°F45.9°F41.2°F49.3°F
December 1545.3°F46.2°F41.4°F50.2°F
Day 2024 2023 Min Max
December 1645.1°F46.4°F39.9°F49.8°F
December 1745.1°F46°F40.8°F49.6°F
December 1845°F46.2°F39.7°F48.6°F
December 1945°F46.2°F40.3°F48°F
December 2044.8°F45.7°F40.3°F47.7°F
December 2142.6°F45.1°F41.2°F47.3°F
December 2241.7°F44.2°F40.6°F47.8°F
December 2342.6°F44.1°F40.5°F47.5°F
December 2442.3°F44.2°F41°F47.8°F
December 2540.1°F44.4°F40.1°F47.8°F
December 2640.5°F43.3°F40.3°F47.7°F
December 2740.6°F43.9°F40.3°F48°F
December 2840.8°F44.1°F39.9°F48°F
December 2940.3°F44.8°F40.3°F47.1°F
December 3041.9°F45.7°F40.3°F46.8°F
December 3141.9°F45.3°F39.6°F46.8°F
Edgartown water temp chart in December

Average water temperature in Edgartown in December over a decade

20152016201720182019
48.6°F45°F46°F42.1°F42.8°F
20202021202220232024
46.6°F46.8°F45.3°F46°F44.8°F

Edgartown sea state in December

Chart comparing the height of waves in Edgartown in December 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 Edgartown in December

Weather and climate in Edgartown in December

This data display average monthly climate indicators in Edgartown in December 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 temperature44°F
  • Average LOW temperature27°F
  • Average rainfall days12 days
  • Average rainfall109mm/4.3''
  • Average snowfall91mm/3.6''

Edgartown 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 December?

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

AvrMinMax
Tisbury45.7°F39.9°F52.7°F
Oak Bluffs45.3°F39.2°F52.5°F
East Falmouth44.8°F38.7°F52.2°F
Menauhant Beach44.8°F38.7°F52.2°F
South Cape Beach44.6°F38.3°F52°F
South Beach46.2°F40.6°F52.5°F
Katama Beach46.2°F40.6°F52.5°F
Vineyard Haven45.1°F39°F52.5°F
New Seabury44.4°F37.9°F51.8°F
Surf Drive Beach45.1°F39°F52.5°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 Edgartown 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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