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Water temperature in Folsom Lake (CA) in July

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Is it warm enough to swim in Folsom Lake in July? Average water temperature in Folsom Lake in July is 78.1°F and therefore suitable for comfortable swimming. The warmest water in Folsom Lake in July is 86°F, and the coldest is 69.8°F. To find out the water temperature today and in the coming days, go to Current water temperature in Folsom Lake

Changes water temperature in Folsom Lake in July 2025, 2024

To get an accurate forecast for the water temperature in Folsom Lake for any chosen month, compare two years within a 10 year range using the chart below.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024
July 178.8°F80.6°F
July 278.8°F80.6°F
July 378.8°F80.6°F
July 477°F82.4°F
July 577°F80.6°F
July 675.2°F82.4°F
July 775.2°F82.4°F
July 875.2°F82.4°F
July 977°F82.4°F
July 1078.8°F82.4°F
July 1178.8°F 
July 1278.8°F 
July 1380.6°F 
July 1478.8°F 
July 1578.8°F 
Day 2025 2024
July 1677°F 
July 1777°F 
July 1875.2°F 
July 1975.2°F80.6°F
July 2071.6°F 
July 2171.6°F82.4°F
July 2271.6°F82.4°F
July 2371.6°F84.2°F
July 2469.8°F84.2°F
July 2569.8°F82.4°F
July 2669.8°F82.4°F
July 2771.6°F80.6°F
July 2873.4°F78.8°F
July 2973.4°F77°F
July 3075.2°F75.2°F
July 3175.2°F77°F

Folsom Lake 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 July?

Want to know where the water temperature in July 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

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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 Folsom Lake 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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