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Water temperature in Baton Rouge (LA) in September

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Is it warm enough to swim in Baton Rouge in September? Average water temperature in Baton Rouge in September is 79°F and therefore suitable for comfortable swimming. The warmest water in Baton Rouge in September is 84.2°F, and the coldest is 71.6°F. To find out the water temperature today and in the coming days, go to Current water temperature in Baton Rouge

Changes water temperature in Baton Rouge in September 2025, 2024

To get an accurate forecast for the water temperature in Baton Rouge 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 180.6°F82.4°F
September 280.6°F80.6°F
September 380.6°F80.6°F
September 482.4°F80.6°F
September 580.6°F78.8°F
September 680.6°F78.8°F
September 7 77°F
September 8 77°F
September 9 77°F
September 10 75.2°F
September 11 77°F
September 12 77°F
September 13 77°F
September 14 77°F
September 15 77°F
Day 2025 2024
September 16 78.8°F
September 17 78.8°F
September 18 80.6°F
September 19 80.6°F
September 20 80.6°F
September 21 80.6°F
September 22 80.6°F
September 23 80.6°F
September 24 80.6°F
September 25 78.8°F
September 26 78.8°F
September 27 78.8°F
September 28 77°F
September 29 77°F
September 30 77°F

Baton Rouge 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 Baton Rouge 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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