World sea water temperatures

Water temperature in Lakeside (MI) in September

Is it warm enough to swim in Lakeside in September? Average water temperature in Lakeside in September is 69.1°F and therefore suitable for comfortable swimming. The warmest water in Lakeside in September is 75.6°F, and the coldest is 62.8°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Lakeside

Changes water temperature in Lakeside in September 2025, 2024

To get an accurate forecast for the water temperature in Lakeside for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Lakeside, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of September.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
September 171.1°F74.5°F67.8°F75.6°F
September 271.2°F72.9°F66.6°F74.8°F
September 371.8°F71.8°F66.4°F75°F
September 471.4°F71.6°F66°F75.4°F
September 570.9°F70.7°F66.6°F75.2°F
September 670.2°F71.6°F67.3°F74.3°F
September 769.6°F69.8°F66°F73.4°F
September 869.4°F69.4°F65.7°F73°F
September 969.4°F69.4°F65.1°F73.4°F
September 1068.5°F69.6°F65.7°F73°F
September 1169.3°F69.8°F66°F72.7°F
September 1268.9°F71.2°F63.9°F72.3°F
September 1369.3°F69.8°F65.3°F72.1°F
September 1469.1°F71.1°F66.2°F73°F
September 1569.3°F70.7°F65.8°F72.5°F
Day 2025 2024 Min Max
September 1668.9°F70.9°F65.7°F72.5°F
September 1767.8°F70.5°F65.7°F72.7°F
September 1868.4°F70.3°F65.7°F72.5°F
September 1968.4°F70.2°F65.5°F72.1°F
September 2068.4°F70.3°F65.5°F72°F
September 2167.6°F70°F64.9°F71.4°F
September 2268.2°F69.6°F63.3°F71.1°F
September 2367.6°F69.3°F64°F71.4°F
September 2468°F68.7°F64.4°F71.6°F
September 2567.6°F69.6°F64.4°F71.4°F
September 26 68.7°F63.7°F71.4°F
September 27 68.4°F63.7°F70.2°F
September 28 66.4°F63.3°F68°F
September 29 68°F63.3°F68°F
September 30 68.2°F62.8°F68.4°F
Lakeside water temp chart in September

Average water temperature in Lakeside in September over a decade

20152016201720182019
68.5°F70.3°F68.2°F69.1°F67.6°F
20202021202220232024
68.7°F70.9°F70.2°F70.2°F70.2°F

Lakeside sea state in September

Chart comparing the height of waves in Lakeside in September over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Lakeside in September

Lakeside 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

Temperature in neighboring cities

The nearest locations with the average water temperature in September. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Harbert69.1°F62.1°F75.9°F
Weko Beach68.9°F61.2°F75.7°F
Michiana69.3°F62.1°F75.2°F
Grand Mere68.9°F59.9°F75.4°F
Long Beach69.3°F61.9°F75°F
Washington Park Beach69.3°F61.9°F75°F
Michigan City69.3°F61.9°F75°F
Benton Harbor69.1°F62.8°F76.3°F
Beverly Shores69.3°F62.1°F74.8°F
Indiana Dunes69.3°F62.4°F74.8°F

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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 Lakeside 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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