Lake Michigan water temperature in April

How warm is Lake Michigan water in spring? In April water temperature throughout Lake Michigan is not yet warm enough for swimming and does not exceed 68°F. Based on average water temperature observations over the past ten years, the warmest water temperature in Lake Michigan in April was 43.2°F (in Whiting), and the coldest 34.7°F (in Harbor Springs). To find out the sea temperature today and in the coming days, go to Current sea temperature in Lake Michigan

Lake Michigan surface temperature in April

Lake Michigan cities and resorts with the values of the average water temperature in April in recent years.
For more detailed information about water temperature, surf forecast, weather and time of sunrise and sunset in any specific area of your interest, just click on a city name. For ease of search, all places are also grouped by the first letter of the name.

Water temperature map of Lake Michigan in April

The map shows Lake Michigan average temperature water in April in some coastal cities

To find out what the water temperature was in Lake Michigan any day over a period of the last ten years, select the month

Places with the warmest average water temperature in Lake Michigan in April. Also indicated are the maximum and minimum temperatures in April for these locations based on observations over the past 10 years

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Our report for Great Lakes 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.