Seasonal ranking
Coldest sea temperature in Michigan in August
Where the sea is coolest across Michigan during August, ranked by long-term monthly average water temperature. Sleeping Bear Beach (Michigan, United States) is the coolest at around 28°C. Open any spot for today's live water temperature and a 7-day swim forecast.
- 1Sleeping Bear BeachMichigan · United States · Lake MichiganWarm — comfortable swimming28°CAugust average
- 2Grand Haven BeachMichigan · United States · Lake MichiganWarm — comfortable swimming28°CAugust average
- 3Oval BeachMichigan · United States · Lake MichiganWarm — comfortable swimming28°CAugust average
- 4Silver BeachMichigan · United States · Lake MichiganWarm — comfortable swimming28°CAugust average
- 5Pere Marquette BeachMichigan · United States · Lake MichiganWarm — comfortable swimming28°CAugust average
- 6Holland State ParkMichigan · United States · Great LakesWarm — comfortable swimming28°CAugust average
- 7Warren DunesMichigan · United States · Great LakesWarm — comfortable swimming28°CAugust average
- 8Tawas PointMichigan · United States · Great LakesWarm — comfortable swimming28°CAugust average
- 9Wilderness State ParkMichigan · United States · Great LakesWarm — comfortable swimming28°CAugust average
- 10Ludington BeachMichigan · United States · Lake MichiganWarm — comfortable swimming28°CAugust average
- 11Petoskey State ParkMichigan · United States · Lake MichiganWarm — comfortable swimming28°CAugust average
- 12Traverse City BeachMichigan · United States · Lake MichiganWarm — comfortable swimming28°CAugust average
Coldest sea in August elsewhere
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Michigan in August — frequently asked questions
- Where is the sea coldest in Michigan in August?
- Sleeping Bear Beach in United States has the coldest sea in Michigan in August, averaging about 28.0 °C. Grand Haven Beach (28.0 °C) and Oval Beach are the next coolest.
- How many beaches in Michigan are warm enough to swim in August?
- 12 of the top 12 ranked beaches in Michigan average 22 °C or more in August, which most swimmers find comfortable without a wetsuit.
- How are these August sea temperatures calculated?
- Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical August rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.
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