World sea water temperatures

Water temperature in Grosse Ile (MI) in October

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Is it warm enough to swim in Grosse Ile in October? Average water temperature in Grosse Ile in October is 58.6°F and therefore is not suitable for comfortable swimming. The warmest water in Grosse Ile in October is 69.1°F, and the coldest is 48°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Grosse Ile

Changes water temperature in Grosse Ile in October 2025, 2024

To get an accurate forecast for the water temperature in Grosse Ile for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Grosse Ile, 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 169.8°F67.1°F58.6°F69.8°F
October 269.4°F67.6°F61°F69.4°F
October 368.2°F66.4°F59.7°F68.2°F
October 468°F65.8°F59.4°F68°F
October 568.2°F66.2°F59.9°F68.2°F
October 668.4°F65.8°F60.1°F68.4°F
October 769.1°F65.3°F59.5°F69.1°F
October 867.8°F63.3°F58.3°F67.8°F
October 966.7°F63.1°F58.1°F66.7°F
October 1065.3°F61.7°F57.2°F67.5°F
October 1163°F61.7°F55.9°F67.3°F
October 1262.2°F61°F55.2°F66.7°F
October 1361.7°F60.6°F55.2°F66°F
October 1462.2°F60.1°F55.4°F67.5°F
October 1561.7°F58.5°F55.4°F66.6°F
Day 2025 2024 Min Max
October 16 57.2°F55°F65.5°F
October 17 55.4°F54.7°F64.2°F
October 18 54.5°F54.1°F63.3°F
October 19 54.7°F52.9°F62.1°F
October 20 57°F50.9°F62.2°F
October 21 57.7°F51.3°F62.2°F
October 22 57°F50.5°F61.2°F
October 23 57.4°F51.1°F60.1°F
October 24 56.7°F50.4°F58.8°F
October 25 57.2°F49.6°F57.6°F
October 26 57°F49.6°F57.6°F
October 27 55.8°F49.6°F56.5°F
October 28 55.6°F49.5°F56.5°F
October 29 55°F49.1°F55.9°F
October 30 54.5°F48°F55.8°F
October 31 56.8°F49.5°F56.8°F
Grosse Ile water temp chart in October

Average water temperature in Grosse Ile in October over a decade

20152016201720182019
57.2°F59.5°F62.4°F57.4°F57°F
20202021202220232024
57.4°F62.6°F55.9°F59.2°F59.7°F

Grosse Ile sea state in October

Chart comparing the height of waves in Grosse Ile in October 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 Grosse Ile in October

Grosse Ile 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
River Rouge58.6°F48°F68.7°F
Detroit River59.2°F48.6°F69.8°F
Stony Point59.2°F48.7°F70.3°F
Woodland Beach59.4°F48.7°F70.5°F
Windsor58.1°F49.1°F67.6°F
Colchester60.3°F50°F70.2°F
Detroit58.1°F49.1°F67.6°F
Belle Isle Park58.1°F49.1°F68.2°F
Grosse Pointe Farms58.1°F49.1°F68.7°F
Cedar Beach60.8°F51.3°F70.5°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 Grosse Ile 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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