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Water temperature in San Simeon (CA) in April

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Is it warm enough to swim in San Simeon in April? Average water temperature in San Simeon in April is 52.5°F and therefore is not suitable for comfortable swimming. The warmest sea in San Simeon in April is 57.2°F, and the coldest is 49.1°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in San Simeon

Changes water temperature in San Simeon in April 2025, 2024

To get an accurate forecast for the water temperature in San Simeon 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 Simeon, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of April.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
April 152.5°F53.4°F50.4°F55.8°F
April 252°F54.5°F50.5°F55.8°F
April 351.4°F55°F50.2°F56.3°F
April 451.3°F54°F49.5°F56.1°F
April 551.1°F53.4°F49.1°F55.8°F
April 651.1°F52.7°F49.1°F55.9°F
April 751.4°F52.5°F49.3°F57°F
April 851.1°F52.5°F49.3°F56.8°F
April 951.6°F52.5°F49.5°F55.4°F
April 1051.4°F52.2°F49.1°F55.2°F
April 1151.1°F51.3°F49.6°F55.4°F
April 1250°F52.9°F49.8°F55.2°F
April 1349.8°F53.1°F49.8°F55.4°F
April 1450.2°F55°F49.3°F55.4°F
April 1551.1°F54.9°F49.1°F54.9°F
Day 2025 2024 Min Max
April 1651.4°F54.7°F49.3°F54.9°F
April 1751.8°F54.3°F49.8°F55.2°F
April 1852.2°F54°F50.2°F55.4°F
April 1952.3°F54°F50°F56.5°F
April 2052.5°F54.9°F50.2°F56.7°F
April 2152.3°F54.1°F49.8°F56.7°F
April 2252.2°F53.6°F50.4°F57.2°F
April 2352.3°F53.6°F50.5°F57°F
April 2452.2°F53.6°F50.4°F56.3°F
April 2552.2°F54°F50.5°F54.9°F
April 2652.5°F52.5°F50.5°F54°F
April 2752.2°F52°F50.7°F54.1°F
April 2852.7°F52°F50.5°F54.3°F
April 2952.7°F51.8°F50°F53.4°F
April 3052.9°F50.5°F50°F54°F
San Simeon water temp chart in April

Average water temperature in San Simeon in April over a decade

20162017201820192020
54.7°F53.6°F52.9°F53.6°F53.4°F
20212022202320242025
51.4°F51.3°F50.9°F53.2°F51.8°F

San Simeon sea state in April

Chart comparing the height of waves in San Simeon in April 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 Simeon in April

San Simeon 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 April?

Want to know where the water temperature in April 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 April

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

AvrMinMax
San Diego60.4°F54.1°F66.6°F
Santa Monica58.6°F54°F63.9°F
La Jolla Cove61.2°F55.6°F68.7°F
Lake Tahoe44.6°F40.8°F52.7°F
Los Angeles58.8°F54.9°F63.7°F
Ragged Point52.5°F48.6°F57.6°F
Gorda52.3°F46.2°F57°F
Los Osos53.2°F49.8°F57°F
Sand Dollar Beach52.5°F46.8°F56.8°F
Slates Hot Springs52.3°F46.6°F56.7°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 Simeon 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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