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Water temperature in Carlyle Lake (IL) in September

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Is it warm enough to swim in Carlyle Lake in September? Average water temperature in Carlyle Lake in September is 72.1°F and therefore suitable for comfortable swimming. The warmest water in Carlyle Lake in September is 80.6°F, and the coldest is 60.8°F. To find out the water temperature today and in the coming days, go to Current water temperature in Carlyle Lake

Changes water temperature in Carlyle Lake in September 2025, 2024

To get an accurate forecast for the water temperature in Carlyle 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 169.8°F75.2°F
September 269.8°F73.4°F
September 369.8°F73.4°F
September 468°F73.4°F
September 566.2°F69.8°F
September 666.2°F68°F
September 766.2°F68°F
September 866.2°F68°F
September 966.2°F68°F
September 1068°F68°F
September 1169.8°F66.2°F
September 1273.4°F66.2°F
September 1375.2°F69.8°F
September 1477°F71.6°F
September 1578.8°F73.4°F
Day 2025 2024
September 1678.8°F73.4°F
September 1778.8°F73.4°F
September 1877°F75.2°F
September 1975.2°F75.2°F
September 2075.2°F75.2°F
September 2173.4°F75.2°F
September 2273.4°F73.4°F
September 2371.6°F73.4°F
September 2471.6°F71.6°F
September 2569.8°F69.8°F
September 2669.8°F69.8°F
September 27 68°F
September 28 68°F
September 29 68°F
September 30 68°F

Carlyle 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 Carlyle 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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