World sea water temperatures

Water temperature in Edgartown (MA) in July

Is it warm enough to swim in Edgartown in July? Average water temperature in Edgartown in July is 69.6°F and therefore suitable for comfortable swimming. The warmest sea in Edgartown in July is 75.6°F, and the coldest is 61.9°F. Average high air temperature in Edgartown in July is 79°F, and average low temperature is 62°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 July 2025, 2024

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 July.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
July 168.9°F67.3°F62.6°F70.2°F
July 268.2°F68.4°F62.6°F69.8°F
July 367.6°F68.7°F63°F69.8°F
July 467.6°F69.8°F63.1°F69.8°F
July 567.8°F69.1°F63.1°F70.9°F
July 668.7°F68.9°F61.9°F71.2°F
July 768.2°F69.3°F62.4°F71.4°F
July 870.7°F70.7°F62.4°F71.4°F
July 970.3°F70.5°F62.8°F71.2°F
July 1070.5°F71.6°F63°F71.6°F
July 1166°F72.3°F63°F72.3°F
July 1266.2°F70.9°F63.5°F72°F
July 1369.6°F70.5°F64.8°F73°F
July 1469.6°F71.2°F65.3°F72.9°F
July 1572°F73.2°F65.1°F73.2°F
Day 2025 2024 Min Max
July 1671.8°F73.8°F64.8°F73.8°F
July 1770°F73.6°F65.1°F73.8°F
July 1870.5°F73.4°F66.4°F73.8°F
July 1970.5°F72.5°F66.4°F74.5°F
July 2071.8°F72.9°F64.8°F73.8°F
July 2171.1°F72.1°F64.2°F73.6°F
July 2270.5°F72.9°F65.1°F73°F
July 2371.6°F72°F64.9°F73.8°F
July 2470.9°F71.6°F65.1°F75.2°F
July 2570.5°F71.8°F66°F75.6°F
July 2670.7°F70.2°F66.7°F73.4°F
July 2770.3°F71.4°F67.1°F73.8°F
July 2869.4°F70.2°F67.1°F74.8°F
July 2969.6°F70.2°F67.6°F75.4°F
July 3070.9°F70°F67.6°F74.3°F
July 3173°F70.2°F68.2°F74.5°F
Edgartown water temp chart in July

Average water temperature in Edgartown in July over a decade

20162017201820192020
70.3°F68.9°F70.5°F70.7°F70.9°F
20212022202320242025
70.2°F71.1°F71.6°F71.1°F69.8°F

Edgartown sea state in July

Chart comparing the height of waves in Edgartown in July 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 July

Weather and climate in Edgartown in July

This data display average monthly climate indicators in Edgartown in July 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 temperature79°F
  • Average LOW temperature62°F
  • Average rainfall days8 days
  • Average rainfall71mm/2.8''

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 July?

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

AvrMinMax
Tisbury69.6°F61.9°F75.7°F
Oak Bluffs70.2°F62.2°F76.1°F
East Falmouth70.9°F62.2°F76.8°F
Menauhant Beach70.9°F62.2°F76.8°F
South Cape Beach71.1°F62.1°F77°F
South Beach68.2°F61.5°F73.6°F
Katama Beach68.2°F61.5°F73.6°F
Vineyard Haven70.5°F62.4°F76.1°F
New Seabury71.1°F62.1°F77.2°F
Surf Drive Beach70.5°F62.4°F76.1°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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