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Water temperature in Pacifica State Beach (CA) in September

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Is it warm enough to swim in Pacifica State Beach in September? Average water temperature in Pacifica State Beach in September is 59.4°F and therefore is not suitable for comfortable swimming. The warmest sea in Pacifica State Beach in September is 63.9°F, and the coldest is 55.4°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Pacifica State Beach

Changes water temperature in Pacifica State Beach in September 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
September 160.8°F60.6°F56.3°F63°F
September 259.5°F60.8°F56.3°F62.6°F
September 359.2°F61.3°F56.5°F62.4°F
September 459.2°F59.7°F56.3°F62.4°F
September 5 58.6°F56.5°F62.8°F
September 6 58.6°F56.7°F62.8°F
September 7 59.4°F56.8°F63°F
September 8 57.9°F56.8°F62.6°F
September 9 56.5°F56.3°F62.2°F
September 10 57.6°F56.1°F62.2°F
September 11 58.8°F56.1°F62.4°F
September 12 57.6°F56.5°F62.4°F
September 13 57.7°F56.7°F62.2°F
September 14 58.6°F57°F62.2°F
September 15 59°F56.5°F62.6°F
Day 2025 2024 Min Max
September 16 58.8°F56.8°F63.1°F
September 17 59.5°F57°F63.1°F
September 18 59.5°F57.2°F63.3°F
September 19 57.6°F56.8°F63.7°F
September 20 58.3°F56.1°F63.5°F
September 21 58.1°F56.1°F63.3°F
September 22 58.5°F55.4°F63.7°F
September 23 58.6°F55.6°F63.9°F
September 24 59.7°F55.8°F63.9°F
September 25 59.4°F55.9°F63.7°F
September 26 58.5°F55.6°F63.9°F
September 27 57.9°F55.6°F63.3°F
September 28 58.6°F55.9°F62.8°F
September 29 58.3°F56.3°F62.6°F
September 30 58.8°F56.5°F62.4°F
Pacifica State Beach water temp chart in September

Average water temperature in Pacifica State Beach in September over a decade

20152016201720182019
60.8°F58.8°F61°F59.4°F59.9°F
20202021202220232024
59.7°F60.3°F60.1°F60.3°F58.8°F

Pacifica State Beach sea state in September

Chart comparing the height of waves in Pacifica State Beach in September 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 Pacifica State Beach in September

Pacifica State Beach 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 September?

Want to know where the water temperature in September 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 September

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

AvrMinMax
San Diego69.1°F63.1°F75.6°F
Santa Monica68.4°F62.6°F73.4°F
La Jolla Cove70°F63.7°F76.1°F
Lake Tahoe64.9°F59°F70.5°F
Los Angeles68.2°F61.5°F74.3°F
Daly City60.3°F55.8°F64.8°F
Mavericks Beach58.8°F53.2°F63.9°F
Vallejo Beach58.8°F53.2°F63.9°F
Dunes Beach58.8°F53.2°F63.9°F
Ocean Beach San Francisco60.4°F55.8°F65.1°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 Pacifica State Beach 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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