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Water temperature in Salton Sea (CA) in September

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Is it warm enough to swim in Salton Sea in September? Average water temperature in Salton Sea in September is 88°F and therefore suitable for comfortable swimming. The warmest water in Salton Sea in September is 94.1°F, and the coldest is 81.3°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Salton Sea

Changes water temperature in Salton Sea in September 2025, 2024

To get an accurate forecast for the water temperature in Salton Sea for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Salton Sea, 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 191.9°F91.6°F89.4°F92.8°F
September 291.6°F90.9°F89.1°F92.7°F
September 390.9°F92.3°F88.7°F92.8°F
September 490.7°F91.9°F88.7°F92.3°F
September 589.6°F92.8°F87.8°F93.6°F
September 689.6°F92.7°F87.8°F94.1°F
September 789.1°F92.1°F87.4°F93.4°F
September 888.7°F91.6°F88.3°F92.1°F
September 988.9°F91.6°F88°F91.8°F
September 1088.7°F91.9°F88°F91.9°F
September 1188.3°F90.1°F87.3°F91°F
September 1287.4°F89.8°F86.9°F91.4°F
September 1386.2°F87.3°F86.2°F92.7°F
September 1486°F86.7°F86°F91.2°F
September 1586.5°F86.9°F86.4°F90.9°F
Day 2025 2024 Min Max
September 1686°F84.4°F84.4°F90.9°F
September 1787.4°F84.6°F84.6°F90.9°F
September 1887.3°F84.9°F84.9°F90.1°F
September 1985.8°F84.9°F84.9°F90.1°F
September 2086.5°F85.1°F85.1°F90.9°F
September 2186.2°F84.7°F84.7°F90.1°F
September 2285.8°F82.4°F82.4°F89.6°F
September 2387.8°F85.1°F82.6°F88.9°F
September 2487.8°F82.8°F81.5°F88.9°F
September 2588°F83.7°F81.3°F89.6°F
September 2687.1°F83.1°F81.3°F90.3°F
September 2786.4°F85.5°F81.7°F90.5°F
September 2885.1°F85.1°F82°F89.6°F
September 2983.3°F84.6°F81.3°F87.8°F
September 3084°F83.8°F81.3°F87.6°F
Salton Sea water temp chart in September

Average water temperature in Salton Sea in September over a decade

20162017201820192020
86.5°F88°F88.3°F87.1°F89.2°F
20212022202320242025
88.5°F89.6°F87.1°F87.4°F

Salton Sea sea state in September

Chart comparing the height of waves in Salton Sea 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 Salton Sea in September

Salton Sea 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
Bombay Beach88.2°F81.3°F93.9°F
Encinitas70.2°F61.7°F77.4°F
Coronado68.2°F62.2°F75.2°F
Moonlight Beach70.2°F61.7°F77.9°F
Cardiff70.2°F61.7°F77.9°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 Salton Sea 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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