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Water temperature in Great Salt Lake (UT) in September

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Is it warm enough to swim in Great Salt Lake in September? Average water temperature in Great Salt Lake in September is 71.8°F and therefore suitable for comfortable swimming. The warmest water in Great Salt Lake in September is 86°F, and the coldest is 53.6°F. To find out the water temperature today and in the coming days, go to Current water temperature in Great Salt Lake

Changes water temperature in Great Salt Lake in September 2025, 2024

To get an accurate forecast for the water temperature in Great Salt 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
September 175.2°F73.4°F
September 277°F73.4°F
September 377°F75.2°F
September 477°F75.2°F
September 577°F75.2°F
September 6 75.2°F
September 7 75.2°F
September 8 75.2°F
September 9 75.2°F
September 10 75.2°F
September 11 75.2°F
September 12 68°F
September 13 69.8°F
September 14 69.8°F
September 15 68°F
Day 2025 2024
September 16 66.2°F
September 17 64.4°F
September 18 66.2°F
September 19 64.4°F
September 20 64.4°F
September 21 62.6°F
September 22 62.6°F
September 23 64.4°F
September 24 66.2°F
September 25 68°F
September 26 69.8°F
September 27 69.8°F
September 28 69.8°F
September 29 69.8°F
September 30 69.8°F

Average water temperature in Great Salt Lake in September over a decade

20152016201720182019
71.4°F72.1°F70°F
20202021202220232024
71.8°F72°F75.7°F71.6°F70°F

Great Salt 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 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

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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 Great Salt 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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