World sea water temperatures

Water temperature in Thompson (MI) in September

Is it warm enough to swim in Thompson in September? Average water temperature in Thompson in September is 64.6°F and therefore is not suitable for comfortable swimming. The warmest water in Thompson in September is 70.2°F, and the coldest is 57°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Thompson

Changes water temperature in Thompson in September 2025, 2024

To get an accurate forecast for the water temperature in Thompson for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Thompson, 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 163.7°F68.2°F63.3°F70.2°F
September 265.5°F67.6°F63.5°F69.8°F
September 365.7°F65.8°F63.3°F69.8°F
September 465.8°F64.4°F63.1°F69.6°F
September 565.7°F66°F62.6°F69.8°F
September 665.7°F65.1°F63°F69.1°F
September 765.7°F65.8°F62.1°F69.1°F
September 861.7°F65.1°F61.7°F70.2°F
September 962.1°F63.1°F62.1°F70°F
September 1062.1°F63.1°F62.1°F68.9°F
September 1162.4°F64.4°F60.4°F68.7°F
September 1260.3°F62.4°F60.3°F68.4°F
September 1360.8°F64.2°F59.2°F68.4°F
September 1463.1°F64.2°F60.1°F68.2°F
September 1564.8°F64.4°F60.4°F68°F
Day 2025 2024 Min Max
September 1664.8°F66.4°F58.3°F67.8°F
September 1764.9°F67.3°F58.6°F68.4°F
September 1865.1°F66.9°F58.5°F67.5°F
September 1964.9°F67.6°F58.8°F67.6°F
September 2064.9°F68.9°F57°F68.9°F
September 2164.6°F67.5°F57.4°F67.5°F
September 2264.2°F67.3°F58.1°F67.3°F
September 2364°F66.7°F58.5°F66.7°F
September 2463.7°F66.2°F58.5°F66.9°F
September 2563.3°F65.1°F58.6°F66.2°F
September 26 65.8°F59.4°F66°F
September 27 66.7°F59.9°F66.7°F
September 28 67.3°F59.9°F67.3°F
September 29 67.6°F59.2°F67.6°F
September 30 66.9°F58.8°F66.9°F
Thompson water temp chart in September

Average water temperature in Thompson in September over a decade

20152016201720182019
65.8°F67.5°F64.2°F65.3°F62.6°F
20202021202220232024
61.9°F66.6°F66.4°F63.3°F66°F

Thompson sea state in September

Chart comparing the height of waves in Thompson 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 Thompson in September

Thompson 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
Garden Corners64.6°F56.8°F70.9°F
Nahma64.9°F57.6°F71.6°F
Big Bay de Noc64.6°F56.8°F70.9°F
Fayette64.6°F56.7°F70.7°F
Fairport64.6°F56.5°F70.9°F
Gladstone64.9°F57.4°F72.3°F
Rapid River64.9°F57.4°F72.3°F
Little Bay de Noc64.8°F57.2°F72°F
Escanaba64.8°F57.2°F72.1°F
Ford River64.8°F57°F71.8°F

Michigan photo gallery

  • Freighters passing by
  • Harbor sunrise
  • South end in the mouth of Lake Erie taken from Amherst Point Canada
  • Harbor sunrise

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

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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 Thompson 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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