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Water temperature in Marshall's Beach (CA) in October

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Is it warm enough to swim in Marshall's Beach in October? Average water temperature in Marshall's Beach in October is 59.5°F and therefore is not suitable for comfortable swimming. The warmest sea in Marshall's Beach in October is 65.7°F, and the coldest is 54.3°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Marshall's Beach

Changes water temperature in Marshall's Beach in October 2025, 2024

To get an accurate forecast for the water temperature in Marshall's 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 Marshall's Beach, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of October.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
October 164.9°F60.8°F56.5°F64.9°F
October 265.1°F62.6°F55.9°F65.1°F
October 365.1°F62.2°F55.2°F65.1°F
October 464.4°F63.7°F55.2°F64.4°F
October 564.9°F63.9°F55.2°F64.9°F
October 664.9°F65.1°F55.8°F65.5°F
October 765.3°F65.1°F55.9°F65.3°F
October 864.6°F64.8°F56.1°F65.7°F
October 964.2°F63.3°F55.6°F64.4°F
October 1063.9°F64.4°F54.7°F64.4°F
October 1164.8°F63.3°F54.9°F64.8°F
October 1265.1°F62.4°F54.9°F65.1°F
October 1364.4°F63.9°F55.2°F64.4°F
October 1464°F62.2°F55°F64°F
October 1563.5°F61.9°F55°F63.5°F
Day 2025 2024 Min Max
October 1663.3°F63.3°F55.8°F63.3°F
October 1763.1°F61.5°F56.3°F63.1°F
October 1863°F61.9°F56.3°F63.5°F
October 19 62.2°F56.8°F63.5°F
October 20 61.3°F56.5°F63.3°F
October 21 61.3°F56.1°F63°F
October 22 61.5°F55.9°F62.8°F
October 23 61.3°F55.8°F63.7°F
October 24 60.8°F55.6°F62.6°F
October 25 60.4°F56.5°F61.9°F
October 26 60.1°F55.8°F62.4°F
October 27 60.1°F55.4°F61.5°F
October 28 59.2°F54.9°F61.7°F
October 29 59.5°F55°F61.9°F
October 30 59.4°F54.9°F61.2°F
October 31 59.2°F56.8°F60.3°F
Marshall's Beach water temp chart in October

Average water temperature in Marshall's Beach in October over a decade

20152016201720182019
61.5°F58.3°F58.6°F62.1°F59.5°F
20202021202220232024
62.1°F61.2°F62.6°F63°F62.1°F

Marshall's 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 October?

Want to know where the water temperature in October 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

Best Beach Resorts in California in October

Places with the warmest average sea water temperature in California in October. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
San Diego66.9°F62.1°F73.8°F
Santa Monica66.4°F60.3°F73.2°F
La Jolla Cove67.3°F63°F73.6°F
Lake Tahoe58.6°F53.2°F64.2°F
Los Angeles66.4°F61°F73.8°F
San Francisco Bay60.3°F54.3°F67.8°F
Bayview61°F54.5°F72.1°F
Oakland61°F54.5°F72.7°F
Alameda61°F54.5°F72.7°F
China Camp60.4°F54.3°F69.1°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 Marshall's 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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