World sea water temperatures

Water temperature in Aquinnah (MA) in August

Is it warm enough to swim in Aquinnah in August? Average water temperature in Aquinnah in August is 69.6°F and therefore suitable for comfortable swimming. The warmest sea in Aquinnah in August is 74.3°F, and the coldest is 65.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Aquinnah

Changes water temperature in Aquinnah in August 2025, 2024

To get an accurate forecast for the water temperature in Aquinnah for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Aquinnah, 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 166°F70.5°F66°F72.3°F
August 266°F70.7°F66°F73.6°F
August 367.1°F71.4°F67.1°F73.2°F
August 467.6°F70°F67.6°F73.4°F
August 567.6°F70.2°F66.2°F74.3°F
August 667.6°F70°F67.6°F73.8°F
August 768°F68.4°F67.8°F74.1°F
August 868°F68.7°F68°F73.4°F
August 968.2°F70.5°F67.3°F74.3°F
August 1068°F69.4°F67.5°F73.9°F
August 1169.3°F68.9°F67.8°F73.4°F
August 1269.3°F69.6°F67.3°F73°F
August 1368.5°F68.9°F67.5°F73.6°F
August 1471.4°F68.9°F67.5°F74.1°F
August 1569.6°F69.3°F67.5°F73.9°F
Day 2025 2024 Min Max
August 1667.5°F69.1°F67.3°F73.8°F
August 1769.4°F68.7°F67.1°F73.8°F
August 1867.8°F69.1°F65.8°F73.4°F
August 1967.6°F69.8°F65.5°F73.2°F
August 2067.5°F68.5°F65.8°F72.7°F
August 2167.1°F67.6°F65.8°F72.7°F
August 2266°F67.3°F65.7°F72°F
August 2366.2°F66.9°F65.5°F72.3°F
August 2466.9°F67.6°F65.8°F72.1°F
August 2568.2°F67.1°F66.4°F71.8°F
August 2667.6°F66.6°F66.2°F72.9°F
August 2767.1°F68.4°F66.7°F73°F
August 2866.9°F68.5°F66.6°F72.7°F
August 2967.3°F67.5°F65.5°F71.8°F
August 3067.8°F66.7°F65.7°F71.8°F
August 3167.3°F67.1°F66°F71.6°F
Aquinnah water temp chart in August

Average water temperature in Aquinnah in August over a decade

20162017201820192020
71.4°F68°F71.4°F69.4°F70.7°F
20212022202320242025
70.7°F71.2°F68.2°F68.7°F67.3°F

Aquinnah sea state in August

Chart comparing the height of waves in Aquinnah 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 Aquinnah in August

Aquinnah 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
Menemsha69.6°F65.3°F74.7°F
Cuttyhunk Island69.8°F65.5°F74.5°F
Gosnold70°F65.3°F75.2°F
Vineyard Sound70.2°F65.5°F75.6°F
West Tisbury69.8°F65.1°F75°F
Long Point Beach69.8°F65.1°F75°F
Lambert's Cove70.9°F65.7°F76.5°F
Westport70.3°F65.7°F75°F
Tisbury70.9°F65.1°F76.5°F
Woods Hole71.8°F65.5°F77.4°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 Aquinnah 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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