The Ontario Peninsula is the southernmost part of the province of

Ontario Ontario ( ; ) is one of the thirteen provinces and territories of Canada.Ontario is located in the geographic eastern half of Canada, but it has historically and politically been considered to be part of Central Canada. Located in Central Ca ...

, and of

Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by to ...

as a whole. It is bounded by

Lake Huron Lake Huron ( ) is one of the five Great Lakes of North America. Hydrologically, it comprises the easterly portion of Lake Michigan–Huron, having the same surface elevation as Lake Michigan, to which it is connected by the , Straits of Mack ...

to the west,

Lake Ontario Lake Ontario is one of the five Great Lakes of North America. It is bounded on the north, west, and southwest by the Canadian province of Ontario, and on the south and east by the U.S. state of New York. The Canada–United States border sp ...

to the east, and

Lake Erie Lake Erie ( "eerie") is the fourth largest lake by surface area of the five Great Lakes in North America and the eleventh-largest globally. It is the southernmost, shallowest, and smallest by volume of the Great Lakes and therefore also ha ...

to the south. At its tip, it is separated from

Michigan Michigan () is a state in the Great Lakes region of the upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the 10th-largest state by population, the 11th-largest by area, and t ...

by the

Detroit Detroit ( , ; , ) is the largest city in the U.S. state of Michigan. It is also the largest U.S. city on the United States–Canada border, and the seat of government of Wayne County. The City of Detroit had a population of 639,111 at t ...

and St. Clair Rivers, as well as Lake St. Clair. A secondary peninsula projects toward

New York New York most commonly refers to: * New York City, the most populous city in the United States, located in the state of New York * New York (state), a state in the northeastern United States New York may also refer to: Film and television * '' ...

on the eastern side, ending at the

Niagara River The Niagara River () is a river that flows north from Lake Erie to Lake Ontario. It forms part of the border between the province of Ontario in Canada (on the west) and the state of New York in the United States (on the east). There are diffe ...

. The corner of the peninsula which lies on Lake Ontario is known as the

Golden Horseshoe The Golden Horseshoe is a secondary region of Southern Ontario, Canada, which lies at the western end of Lake Ontario, with outer boundaries stretching south to Lake Erie and north to Lake Scugog, Lake Simcoe and Georgian Bay of Lake Huron. The ...

, and forms Canada's largest population centre. Other large cities include

London London is the capital and List of urban areas in the United Kingdom, largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary dow ...

and Windsor.

Climate

Like other parts of southern Canada, the Ontario Peninsula enjoys warm or hot summers with normal thunderstorm activity, including severe thunderstorms that can have hail, damaging winds, and even tornadoes during peak season. It has cold winters, snowfall can be abundant, particularly in the affected

snowbelt The Snowbelt is the region near the Great Lakes in North America where heavy snowfall in the form of lake-effect snow is particularly common. Snowbelts are typically found downwind of the lakes, principally off the eastern and southern shores. Ca ...

locations but there are many winter thaw periods breaking entrenched cold. The Ontario Peninsula has a

humid continental climate A humid continental climate is a climatic region defined by Russo-German climatologist Wladimir Köppen in 1900, typified by four distinct seasons and large seasonal temperature differences, with warm to hot (and often humid) summers and freez ...

, specifically, the majority of it falls into the

Köppen climate classification The Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, with several later modifications by Köppen, nota ...

''Dfb'', except for Essex County, parts of the Greater Toronto and Hamilton Area and the Niagara Peninsula are within the ''Dfa'' zone, but the entire peninsula is near the ''Dfa''/''Dfb'' borderline.

History

Anishinaabe The Anishinaabeg (adjectival: Anishinaabe) are a group of culturally related Indigenous peoples present in the Great Lakes region of Canada and the United States. They include the Ojibwe (including Saulteaux and Oji-Cree), Odawa, Potawa ...

tribes, particularly the

Mississaugas The Mississauga are a subtribe of the Anishinaabe-speaking First Nations peoples located in southern Ontario, Canada. They are closely related to the Ojibwe. The name "Mississauga" comes from the Anishinaabe word ''Misi-zaagiing'', meaning " ho ...

, are indigenous to the Ontario Peninsula. Southern Ontario was colonized by France in the 1600s, but the British gained control of Ontario after the Seven Years' War. The Ontario Peninsula experienced much of the fighting during

the War of 1812 The War of 1812 (18 June 1812 – 17 February 1815) was fought by the United States of America and its indigenous allies against the United Kingdom and its allies in British North America, with limited participation by Spain in Florida. It beg ...

, including Americans invading it and burning York (now called

Toronto Toronto ( ; or ) is the capital city of the Canadian province of Ontario. With a recorded population of 2,794,356 in 2021, it is the most populous city in Canada and the fourth most populous city in North America. The city is the anch ...

). After the war, population and trade boomed, and the Welland Canal was built. When the British divided

into separate provinces, Toronto became the capital of Ontario. It eventually became Canada's main economic centre.

Most populous entities

By each definition,

or its corresponding entity is the most populous not only in the Ontario Peninsula but in

Climate

History

Most populous entities

Most populous metropolitan areas

Most populous municipalities

Most populous population centres

References