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Water temperature in Sea Ranch (CA) in December

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Is it warm enough to swim in Sea Ranch in December? Average water temperature in Sea Ranch in December is 53.6°F and therefore is not suitable for comfortable swimming. The warmest sea in Sea Ranch in December is 60.4°F, and the coldest is 50°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Sea Ranch

Changes water temperature in Sea Ranch in December 2024, 2023

To get an accurate forecast for the water temperature in Sea Ranch for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Sea Ranch, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of December.

You can choose any other years:

Year 1:   Year 2:


Day 2024 2023 Min Max
December 155.6°F55.9°F50°F60.3°F
December 256.3°F55.9°F50°F60.1°F
December 356.1°F56.1°F50°F60.3°F
December 455.6°F56.8°F50.5°F60.4°F
December 555.4°F57.2°F50.5°F60.3°F
December 654.7°F56.8°F50.9°F60.4°F
December 753.4°F56.3°F50.9°F59.7°F
December 853.4°F55.8°F50.9°F59.7°F
December 952.9°F56.1°F50.7°F59.4°F
December 1052.9°F56.1°F50.7°F59.4°F
December 1152.7°F56.1°F50.4°F59.4°F
December 1252.9°F56.5°F50.7°F59.4°F
December 1352.9°F56.7°F50.5°F59.7°F
December 1452.9°F56.1°F50.5°F59.5°F
December 1552.3°F55.9°F50.9°F59.4°F
Day 2024 2023 Min Max
December 1652.2°F56.5°F50.7°F59.2°F
December 1751.8°F56.7°F51.1°F59°F
December 1853.2°F56.5°F51.1°F58.8°F
December 1953.2°F56.1°F50.9°F58.6°F
December 2053.8°F56.5°F50.9°F58.8°F
December 2153.8°F56.3°F50.9°F58.6°F
December 2253.8°F57.4°F50.7°F58.6°F
December 2353.6°F57.2°F50.9°F59.4°F
December 2453.4°F56.7°F50.7°F59.2°F
December 2553.8°F56.3°F51.1°F58.8°F
December 2653.6°F56.1°F51.1°F58.1°F
December 2753.6°F55.9°F50.7°F57.6°F
December 2853.6°F55.6°F50.7°F57.2°F
December 2953.6°F55.6°F50.9°F57.2°F
December 3053.8°F56.1°F50.9°F56.8°F
December 3153.1°F56.3°F50.9°F56.5°F
Sea Ranch water temp chart in December

Average water temperature in Sea Ranch in December over a decade

20152016201720182019
54.9°F52.9°F54.9°F55.6°F53.4°F
20202021202220232024
51.3°F53.4°F52.7°F56.3°F53.6°F

Sea Ranch sea state in December

Chart comparing the height of waves in Sea Ranch in December 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 Sea Ranch in December

Sea Ranch 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 December?

Want to know where the water temperature in December 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 December

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

AvrMinMax
San Diego60.6°F56.3°F66°F
Santa Monica60.3°F55.6°F65.5°F
La Jolla Cove60.8°F56.3°F65.5°F
Lake Tahoe46.4°F42.3°F52°F
Los Angeles60.1°F55.2°F65.1°F
Gualala53.6°F50°F60.4°F
Timber Cove53.4°F49.8°F60.3°F
Jenner53.4°F50°F59.7°F
Sonoma Coast53.4°F50°F59.7°F
Salmon Creek53.4°F50.2°F59.5°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 Sea Ranch 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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