World sea water temperatures

Water temperature in Pierre (SD) in September

Is it warm enough to swim in Pierre in September? Average water temperature in Pierre in September is 72.9°F and therefore suitable for comfortable swimming. The warmest water in Pierre in September is 86°F, and the coldest is 66.2°F. To find out the water temperature today and in the coming days, go to Current water temperature in Pierre

Changes water temperature in Pierre in September 2025, 2024

To get an accurate forecast for the water temperature in Pierre 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 169.8°F75.2°F
September 268°F75.2°F
September 366.2°F71.6°F
September 462.6°F69.8°F
September 562.6°F71.6°F
September 662.6°F71.6°F
September 764.4°F71.6°F
September 864.4°F71.6°F
September 966.2°F71.6°F
September 1069.8°F73.4°F
September 1168°F73.4°F
September 1266.2°F73.4°F
September 1373.4°F66.2°F
September 1473.4°F69.8°F
September 1571.6°F73.4°F
Day 2025 2024
September 1671.6°F75.2°F
September 1768°F71.6°F
September 1866.2°F71.6°F
September 1964.4°F73.4°F
September 2064.4°F69.8°F
September 2164.4°F69.8°F
September 2264.4°F68°F
September 2364.4°F66.2°F
September 2466.2°F66.2°F
September 2566.2°F68°F
September 2668°F68°F
September 2768°F66.2°F
September 2869.8°F69.8°F
September 29 71.6°F
September 30 66.2°F

Pierre 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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Pebble beach

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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 Pierre 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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