The warmest water temperature of the Great Lakes today is 81.1 degrees in Lake Erie and the coldest is at 65.1 degrees in Lake Michigan.

"Although small fishing villages and ports dot the map of Lake Huron ... lake temperatures average in the low 30s. This Great Lake doesn't border Michigan. Where to find Lake Ontario Is Lake Erie very ...

Lake Ontario reaches an average of 72.9 degrees Fahrenheit in August.. Current temperatures for Lake Ontario: Niagara Falls, Canada: 66.2; Kingston, Canada: 68.4; Hamilton, Canada: 59" Lake ...

The lake, which Michigan shares with Ontario, Canada, has 3,800 miles of shoreline and the world's largest freshwater island, Manitoulin Island, the National Museum of the Great Lakes notes.