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Water temperature in Emerald Bay (CA) in December

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Is it warm enough to swim in Emerald Bay in December? Average water temperature in Emerald Bay in December is 46.4°F and therefore is not suitable for comfortable swimming. The warmest water in Emerald Bay in December is 52°F, and the coldest is 42.3°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Emerald Bay

Changes water temperature in Emerald Bay in December 2024, 2023

To get an accurate forecast for the water temperature in Emerald Bay for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Emerald Bay, 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 145.5°F48°F45.5°F51.8°F
December 245.5°F48°F45.5°F51.6°F
December 345.5°F47.7°F45.5°F51.6°F
December 445.9°F47.1°F45.9°F52°F
December 545.5°F47.7°F45.5°F52°F
December 645.9°F47.5°F45.9°F52°F
December 745.7°F47.7°F45.7°F51.4°F
December 845°F47.5°F45°F51.4°F
December 946.2°F47.1°F46.2°F51.1°F
December 1045.7°F46°F45.7°F50.7°F
December 1145.5°F46°F45.5°F50.5°F
December 1245.5°F46.4°F45.5°F50°F
December 1345.3°F46.6°F45.3°F49.8°F
December 1445.3°F46.6°F45.3°F49.6°F
December 1545°F46.4°F45°F49.5°F
Day 2024 2023 Min Max
December 1644.8°F46.2°F44.8°F49.5°F
December 1745.3°F46°F45.1°F49.3°F
December 1844.2°F46°F44.2°F49.1°F
December 1944.4°F46°F44.4°F49.1°F
December 2044.4°F46°F44.4°F49.3°F
December 2144.1°F45.7°F44.1°F48.9°F
December 2243.9°F45.9°F43.9°F48.6°F
December 2344.1°F45.5°F43.9°F48.2°F
December 2443.7°F45.3°F43.5°F47.8°F
December 2543.3°F44.8°F43°F47.1°F
December 2643°F44.2°F42.6°F46.2°F
December 2744.1°F43.7°F42.3°F45.3°F
December 2843.9°F45.1°F42.3°F45.5°F
December 2944.1°F45.7°F42.4°F45.7°F
December 3043.9°F45.7°F42.6°F45.7°F
December 3143.5°F45.5°F42.8°F45.5°F
Emerald Bay water temp chart in December

Average water temperature in Emerald Bay in December over a decade

20152016201720182019
47.7°F45.9°F45.7°F47.3°F46.2°F
20202021202220232024
46.8°F46.4°F46.2°F46.2°F44.8°F

Emerald Bay sea state in December

Chart comparing the height of waves in Emerald Bay 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 Emerald Bay in December

Emerald Bay 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
Meeks Bay46.4°F42.3°F52°F
Sand Harbor46.4°F42.3°F52°F
Crystal Bay46.4°F42.3°F52°F
Hercules53.2°F49.1°F58.5°F
Pinole53.2°F49.1°F58.5°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 Emerald Bay 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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