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Water temperature in Good Harbor Bay (MI) in October

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Is it warm enough to swim in Good Harbor Bay in October? Average water temperature in Good Harbor Bay in October is 57.6°F and therefore is not suitable for comfortable swimming. The warmest water in Good Harbor Bay in October is 65.1°F, and the coldest is 48.7°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Good Harbor Bay

Changes water temperature in Good Harbor Bay in October 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
October 163.5°F64.4°F58.8°F65.1°F
October 263.9°F63.5°F58.8°F64.9°F
October 364.2°F60.6°F58.5°F65.1°F
October 464.9°F62.2°F57.7°F64.9°F
October 565.1°F62.4°F56.8°F65.1°F
October 664.8°F61.7°F55.9°F64.8°F
October 764.2°F61.3°F55.8°F64.2°F
October 863.1°F60.6°F55°F64°F
October 9 59.9°F54.7°F62.4°F
October 10 59.2°F54.5°F63.9°F
October 11 58.5°F54.9°F63.7°F
October 12 59.5°F56.7°F63.1°F
October 13 59.4°F54.9°F62.2°F
October 14 59.2°F54.7°F63.1°F
October 15 59°F54.7°F62.6°F
Day 2025 2024 Min Max
October 16 58.1°F53.6°F62.2°F
October 17 53.4°F53.4°F59.7°F
October 18 54.7°F51.6°F61.7°F
October 19 55.6°F50.9°F58.8°F
October 20 56.8°F50.5°F59.9°F
October 21 56.7°F50.4°F59.2°F
October 22 56.7°F50.9°F60.4°F
October 23 55.9°F51.1°F59.7°F
October 24 55.6°F51.1°F57.7°F
October 25 55.2°F50.7°F59.4°F
October 26 55.2°F50.7°F58.8°F
October 27 54.7°F51.6°F55°F
October 28 54.9°F50.2°F55.9°F
October 29 55.4°F51.6°F57.2°F
October 30 54.9°F50.4°F56.7°F
October 31 56.7°F52.5°F56.7°F
Good Harbor Bay water temp chart in October

Average water temperature in Good Harbor Bay in October over a decade

20152016201720182019
54.9°F59.4°F60.6°F56.3°F57.6°F
20202021202220232024
56.5°F61.5°F54.5°F58.8°F58.1°F

Good Harbor Bay 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 October?

Want to know where the water temperature in October 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 October. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Charlevoix58.3°F51.1°F65.5°F
Little Traverse Bay58.3°F48.7°F66.2°F
Petoskey58.3°F48.7°F66.2°F
Beaver Island57.9°F49.6°F66.2°F
Washington Island56.7°F46.9°F67.3°F
Harbor Springs58.3°F49.8°F66.4°F
Fairport56.8°F48°F67.3°F
Rowleys Bay56.3°F46.8°F66.6°F
Manistee57.2°F48.7°F65.7°F
Baileys Harbor56.5°F47.7°F67.1°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 Good Harbor Bay 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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