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Water temperature in Bolsa Chica (CA) in October

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Is it warm enough to swim in Bolsa Chica in October? Average water temperature in Bolsa Chica in October is 66.7°F and therefore is not suitable for comfortable swimming. The warmest sea in Bolsa Chica in October is 73.8°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 Bolsa Chica

Changes water temperature in Bolsa Chica in October 2025, 2024

To get an accurate forecast for the water temperature in Bolsa Chica for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Bolsa Chica, 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 166.9°F64.2°F64.2°F72.9°F
October 266.6°F64.2°F64.2°F72.7°F
October 3 63.3°F63.3°F72.7°F
October 4 64.8°F64.8°F72.3°F
October 5 65.3°F64.4°F72°F
October 6 64.8°F63.5°F72°F
October 7 64.4°F63.3°F72°F
October 8 64.6°F63.5°F72°F
October 9 64.6°F63.5°F72.5°F
October 10 65.5°F63.3°F72.7°F
October 11 64.9°F63°F73°F
October 12 64.6°F62.8°F73.2°F
October 13 64.4°F62.1°F73.8°F
October 14 64°F60.8°F73.6°F
October 15 65.3°F59.9°F73.2°F
Day 2025 2024 Min Max
October 16 65.7°F59.5°F72.9°F
October 17 65.8°F60.3°F72.1°F
October 18 64.8°F60.8°F71.8°F
October 19 64.9°F61°F71.4°F
October 20 64.6°F62.4°F71.1°F
October 21 64.4°F61.3°F71.2°F
October 22 64.8°F61.2°F71.2°F
October 23 64.8°F61.2°F71.2°F
October 24 64.9°F61.7°F71.2°F
October 25 65.3°F61.5°F71.2°F
October 26 64.4°F61°F71.4°F
October 27 64.8°F61.5°F71.4°F
October 28 64°F61.9°F71.1°F
October 29 63.5°F62.2°F70.5°F
October 30 62.4°F62.2°F70.2°F
October 31 61.3°F61.3°F70.3°F
Bolsa Chica water temp chart in October

Average water temperature in Bolsa Chica in October over a decade

20152016201720182019
72°F66.4°F68.4°F66.9°F66.7°F
20202021202220232024
68.9°F63°F67.6°F66.7°F64.4°F

Bolsa Chica sea state in October

Chart comparing the height of waves in Bolsa Chica 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 Bolsa Chica in October

Bolsa Chica 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
Sunset Beach66.6°F59.9°F73.6°F
Huntington Harbour66.4°F59.9°F73.4°F
Belmont Shore66.2°F59.5°F73.4°F
Bluff Park66.2°F59.5°F73.4°F
Costa Mesa67.3°F60.8°F74.1°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 Bolsa Chica 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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