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Water temperature in Winthrop Harbor (IL) in October

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Is it warm enough to swim in Winthrop Harbor in October? Average water temperature in Winthrop Harbor in October is 57.7°F and therefore is not suitable for comfortable swimming. The warmest water in Winthrop Harbor in October is 69.1°F, and the coldest is 45.3°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Winthrop Harbor

Changes water temperature in Winthrop Harbor in October 2024, 2023

To get an accurate forecast for the water temperature in Winthrop Harbor for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Winthrop Harbor, 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 2024 2023 Min Max
October 169.1°F66°F61.2°F69.1°F
October 268.9°F66.2°F58.1°F68.9°F
October 368.5°F65.8°F55.8°F68.5°F
October 468.2°F64.2°F55.8°F68.2°F
October 567.8°F62.6°F55.8°F67.8°F
October 667.5°F61.9°F55°F67.5°F
October 766.9°F62.2°F54.1°F66.9°F
October 866.2°F61.5°F53.6°F66.2°F
October 966.4°F61.9°F55°F66.6°F
October 1066.2°F61.2°F54.3°F66.2°F
October 1166.2°F62.4°F54°F66.2°F
October 1265.3°F61.9°F53.8°F65.3°F
October 1365.1°F61.3°F53.4°F65.1°F
October 1463.3°F59.4°F52.2°F64.9°F
October 1562.6°F59.9°F51.3°F64.9°F
Day 2024 2023 Min Max
October 1662.4°F59.4°F51.4°F64°F
October 1761.7°F59°F51.1°F63.5°F
October 1861.7°F58.8°F49.5°F63.5°F
October 1961.5°F59°F50°F63.9°F
October 2061.3°F58.8°F50°F63.3°F
October 2161.7°F59°F50°F63°F
October 2261°F58.8°F49.5°F61.7°F
October 2361.3°F58.5°F47.8°F61.3°F
October 2461.2°F58.5°F48.2°F61.2°F
October 2560.4°F58.1°F48.2°F60.4°F
October 2661°F57.6°F48.4°F61°F
October 2759.9°F59°F45.3°F59.9°F
October 2859.9°F58.8°F47.5°F59.9°F
October 2957.9°F58.1°F47.3°F58.1°F
October 3055.6°F57.4°F46.8°F58.1°F
October 3153.6°F56.8°F46.9°F57.7°F
Winthrop Harbor water temp chart in October

Average water temperature in Winthrop Harbor in October over a decade

20152016201720182019
57.4°F58.5°F59.9°F56.1°F51.8°F
20202021202220232024
54°F63.1°F57.6°F60.4°F63.3°F

Winthrop Harbor sea state in October

Chart comparing the height of waves in Winthrop Harbor 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 Winthrop Harbor in October

Winthrop Harbor water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Water temperature at Lake Michigan in October

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
Illinois Beach State Park57.9°F46.2°F69.1°F
Simmons Island Beach57.6°F44.6°F69.1°F
Tower Road Beach58.1°F45.9°F69.3°F
Glencoe58.1°F45.9°F69.3°F
Oak Creek56.7°F45.3°F69.1°F
Winnetka58.3°F46.4°F69.1°F
Wilmette58.5°F46.4°F69.3°F
Evanston58.8°F46.9°F69.3°F
Rogers Park58.8°F46.9°F69.3°F
Montrose Beach59°F47.5°F68.9°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 Winthrop Harbor 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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