Cape Cod water temperature in July

Is Cape Cod too cold to swim in summer? In July sea water temperature in some cities of Cape Cod is above 68°F and it is enough for comfortable bathing. Based on average water temperature observations over the past ten years, the warmest sea in Cape Cod in July was 71.6°F (in Cotuit), and the coldest water 66.4°F (in Eastham). To find out the sea temperature today and in the coming days, go to Current sea temperature in Cape Cod

Cape Cod sea surface temp in July

Cape Cod cities and resorts with the values of the average water temperature in July in recent years.
For more detailed information about water temperature, surf forecast, weather and time of sunrise and sunset in any specific area of your interest, just click on a city name. For ease of search, all places are also grouped by the first letter of the name.

To find out what the water temperature was in Cape Cod any day over a period of the last ten years, select the month

Places with the warmest average sea water temperature in Cape Cod in July. Also indicated are the maximum and minimum temperatures in July for these locations based on observations over the past 10 years

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Our report for United States 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.