World sea water temperatures

Water temperature in Jetties Beach (MA) in August

Is it warm enough to swim in Jetties Beach in August? Average water temperature in Jetties Beach in August is 68.5°F and therefore suitable for comfortable swimming. The warmest sea in Jetties Beach in August is 75°F, and the coldest is 63.1°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Jetties Beach

Changes water temperature in Jetties Beach in August 2025, 2024

To get an accurate forecast for the water temperature in Jetties Beach for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Jetties Beach, 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 168.4°F68.9°F64.9°F71.6°F
August 268.2°F70°F65.1°F71.8°F
August 367.5°F70.3°F65.3°F72.5°F
August 466.9°F69.4°F65.7°F72.3°F
August 566.6°F69.6°F66.2°F73.8°F
August 667.5°F70.2°F66°F73.6°F
August 766.7°F69.3°F65.8°F75°F
August 867.5°F69.4°F66.4°F73.9°F
August 967.6°F69.1°F65.8°F74.5°F
August 1067.6°F69.1°F65.7°F73.6°F
August 1168.5°F68.7°F65.8°F72.5°F
August 1269.4°F68.2°F66.2°F72.1°F
August 1369.1°F68.9°F66.6°F73.4°F
August 1470.9°F70.2°F65.8°F73.4°F
August 1570.5°F69.4°F66°F72.7°F
Day 2025 2024 Min Max
August 1669.4°F69.1°F66°F72.1°F
August 1768.7°F66°F64.6°F72.1°F
August 1868.4°F68.4°F63.5°F72°F
August 1968.2°F67.8°F63.1°F72.5°F
August 2066.7°F67.1°F64.2°F70.5°F
August 2166.4°F69.3°F64.8°F71.8°F
August 2265.5°F68°F64.8°F72°F
August 2365.8°F68.5°F64.4°F72.1°F
August 2466.6°F68.4°F64.6°F72.9°F
August 2566.9°F68°F65.3°F72.3°F
August 2667.5°F68.2°F64.8°F73°F
August 2769.3°F68.7°F65.3°F73°F
August 2867.5°F67.5°F65.7°F72.5°F
August 2967.6°F68.2°F64.6°F71.4°F
August 3067.6°F67.8°F64.9°F71.2°F
August 3167.5°F67.6°F64.6°F71.1°F
Jetties Beach water temp chart in August

Average water temperature in Jetties Beach in August over a decade

20162017201820192020
69.6°F66.2°F68.5°F70°F70.5°F
20212022202320242025
71.1°F71.1°F68.7°F68.7°F67.5°F

Jetties Beach sea state in August

Chart comparing the height of waves in Jetties Beach 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 Jetties Beach in August

Jetties Beach 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
Dionis Beach68.9°F63.5°F75.7°F
South Beach69.8°F64.8°F75.4°F
Katama Beach69.8°F64.8°F75.4°F
Bank Street Beach70°F63.5°F75.7°F
Dennis Port70.9°F63.9°F77.2°F
Red River Beach69.1°F63.3°F74.5°F
Sea Street Beach70.9°F63.9°F77.2°F
Bass River71.6°F64°F78.6°F
Smugglers Beach71.6°F64°F78.6°F
Hardings Beach68.2°F61°F73°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 Jetties Beach 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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