Indiana Dunes State Park

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Availability

Each day shows how many of this campground’s sites are open.

About this spot

Typical weather

Lake Michigan

Average water temperature
Average water temperature for Lake Michigan, January through DecemberEach point shows the monthly average water temperature in degrees Fahrenheit.43°JJanuary: average water temperature 43°F43°FFebruary: average water temperature 43°F46°MMarch: average water temperature 46°F52°AApril: average water temperature 52°F58°MMay: average water temperature 58°F64°JJune: average water temperature 64°F70°JJuly: average water temperature 70°F68°AAugust: average water temperature 68°F64°SSeptember: average water temperature 64°F56°OOctober: average water temperature 56°F49°NNovember: average water temperature 49°F45°DDecember: average water temperature 45°F

Water: Water Quality Portal — 454 field-sample stations

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