World sea water temperatures

Water temperature in Grays Beach in July

Is it warm enough to swim in Grays Beach in July? Average water temperature in Grays Beach in July is 69.1°F and therefore suitable for comfortable swimming. The warmest sea in Grays Beach in July is 76.3°F, and the coldest is 61°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Grays Beach

Changes water temperature in Grays Beach in July 2025, 2024

To get an accurate forecast for the water temperature in Grays 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 Grays Beach, 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 165.1°F65.8°F61°F72.9°F
July 264.2°F66.9°F61°F70.2°F
July 366.9°F67.5°F61.2°F70.9°F
July 467.3°F68.5°F61.2°F69.6°F
July 568.4°F68.4°F62.1°F70.9°F
July 668.2°F69.8°F61.5°F70.9°F
July 766.7°F69.3°F62.1°F71.6°F
July 868.5°F70°F62.2°F72.9°F
July 968.7°F70.9°F62.6°F72.7°F
July 1067.5°F73°F62.8°F73°F
July 1168.4°F72.1°F63°F72.1°F
July 1267.5°F72.7°F63.7°F72.7°F
July 1369.6°F71.4°F64.6°F73°F
July 1470°F74.1°F63.7°F74.1°F
July 1572°F73.2°F63.9°F73.2°F
Day 2025 2024 Min Max
July 1672.9°F73.6°F64.4°F73.6°F
July 1771.8°F70.5°F64.9°F73.8°F
July 1870.5°F69.1°F65.8°F73.6°F
July 1970.5°F70°F65.8°F74.1°F
July 2069.3°F71.2°F64°F74.3°F
July 2167.3°F72.1°F63.5°F74.8°F
July 2266.9°F71.8°F64.6°F75.6°F
July 2368.9°F70.3°F64.2°F74.7°F
July 2468.2°F69.6°F64.2°F74.3°F
July 2570.2°F69.3°F64.9°F75.4°F
July 2669.8°F71.1°F64.4°F75.2°F
July 2768.2°F69.4°F63.5°F74.8°F
July 2868.5°F69.8°F64.2°F76.3°F
July 2970.3°F69.3°F63.5°F74.7°F
July 3072.1°F69.4°F64.2°F75.6°F
July 3170.9°F70.7°F64.9°F75.4°F
Grays Beach water temp chart in July

Average water temperature in Grays Beach in July over a decade

20162017201820192020
69.1°F65.5°F69.6°F71.8°F71.6°F
20212022202320242025
69.6°F70.7°F71.2°F70.3°F68.9°F

Grays Beach sea state in July

Chart comparing the height of waves in Grays Beach 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 Grays Beach in July

Grays 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 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
Chapin Beach69.1°F61°F76.3°F
Dennis69.1°F60.8°F77.5°F
Harborview Beach69.1°F60.8°F77.5°F
Brewster68.7°F60.6°F76.6°F
South Yarmouth70.7°F61.3°F79.2°F
Springhill Beach68.9°F61.2°F76.6°F
Cold Storage Beach (Dennis)68.5°F60.4°F77.7°F
West Dennis70.2°F61.2°F78.6°F
Town Neck Beach68.9°F61.2°F76.6°F
Hyannis71.2°F61.5°F79.2°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 Grays 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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