Lake Ontario is just fractionally warmer than the previous warmest mid-November surface temperature, but at record warm levels. The lake is 4.2 degrees warmer than normal.

Lake Ontario, one of the region's five Great Lakes, is the only one that doesn't border Michigan. Here's what to know.

Seatemperature.org says the average temperature of Lake Ontario is 41.9 degrees Fahrenheit in May. It rises in June to 58.8, and 70.5 in July, before topping out at nearly 73 degrees in August.

The Great Lakes vary significantly in depth. But exactly how deep are they, and where does Lake Ontario fit in? Here's how deep each of our Great Lakes go: Lake Superior Average depth: 483 feet ...

Starting next week, you can dive on a Lake Ontario shipwreck without leaving the comfort of your couch. From May 18 through May 28, anyone with an internet connection can tag along virtually as a ...

The cold depths of Lake Ontario are far more attractive to wintering sea ducks than are the shallows of Lake Erie, and that’s what we were there to see. Sea ducks are species that mostly winter ...

Lake Ontario is now imperilled because of the way we’ve come to rely on it. In the 19th century, we , dammed and polluted tributaries, dug canals and obliterated fish species in the region.

Oswego — On Nov. 6, 1803, the Washington, a Canadian commercial ship, departed the port of Kingston to cross Lake Ontario and return to its home port in Niagara. The five men on board, three ...