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Water temperature in San Nicolas Island (CA) in October

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Is it warm enough to swim in San Nicolas Island in October? Average water temperature in San Nicolas Island in October is 64.4°F and therefore is not suitable for comfortable swimming. The warmest sea in San Nicolas Island in October is 71.1°F, and the coldest is 59.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in San Nicolas Island

Changes water temperature in San Nicolas Island in October 2024, 2023

To get an accurate forecast for the water temperature in San Nicolas Island for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in San Nicolas Island, 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 2024 2023 Min Max
October 163.3°F64.6°F63.1°F70.3°F
October 264.6°F64.4°F62.4°F69.6°F
October 364.9°F64.6°F62.4°F69.8°F
October 464.8°F65.7°F62.8°F69.1°F
October 564.8°F65.1°F61.7°F68.9°F
October 663.5°F64.9°F61.3°F69.3°F
October 762.2°F64.9°F61.3°F69.4°F
October 862.4°F65.5°F61.9°F69.4°F
October 963.1°F65.1°F61.9°F69.6°F
October 1063.9°F65.3°F61.9°F70°F
October 1164°F64.4°F61.9°F70.7°F
October 1264.2°F64°F60.8°F71.1°F
October 1363.5°F63.7°F60.8°F71.1°F
October 1463.7°F63.5°F61°F70.5°F
October 1563.7°F63°F60.3°F70.2°F
Day 2024 2023 Min Max
October 1663.7°F62.6°F60.8°F70°F
October 1763.9°F62.4°F61.3°F69.6°F
October 1863.5°F62.2°F60.3°F68.9°F
October 1964.4°F62.6°F60.3°F68.2°F
October 2064.8°F63.7°F60.1°F67.8°F
October 2164.6°F63.7°F59.5°F68.4°F
October 2265.3°F63.3°F59.7°F68.4°F
October 2364.9°F63.5°F60.3°F68.5°F
October 2465.5°F63.9°F60.6°F68.4°F
October 2566°F64.6°F61°F68.7°F
October 2665.1°F64.6°F60.8°F69.1°F
October 2764.2°F64.2°F59.9°F68.9°F
October 2864.8°F63°F59.7°F69.3°F
October 2964.2°F61.3°F59.9°F67.8°F
October 3063.9°F61.3°F60.4°F68.4°F
October 3164°F62.1°F60.1°F68.4°F
San Nicolas Island water temp chart in October

Average water temperature in San Nicolas Island in October over a decade

20152016201720182019
69.3°F65.7°F65.1°F64.2°F63.7°F
20202021202220232024
65.8°F62.2°F63.9°F63.9°F64.2°F

San Nicolas Island sea state in October

Chart comparing the height of waves in San Nicolas Island in October 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 San Nicolas Island in October

San Nicolas Island 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
Santa Barbara Island66.6°F61.2°F73.9°F
Cortes Bank65.7°F60.8°F72.1°F
Santa Cruz Island65.1°F58.6°F72.7°F
Arrow Point67.6°F62.4°F74.3°F
Anacapa Island65.8°F57.9°F73.8°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 San Nicolas Island 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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