Robinson Treaty into agreement on September 7, 1850, at Sault Ste. Marie, Ontario between Ojibwa Chiefs inhabiting the Northern Shore of Lake Superior from Pigeon River to Batchawana Bay, and The Crown, represented by a delegation headed by William Benjamin Robinson. It is registered as the Crown Treaty Number 60. The first Robinson Treaty for the Lake Huron region, commonly called Robinson Huron Treaty, was entered into agreement on September 9, 1850, at Sault Ste. Marie, Ontario between Ojibwa Chiefs inhabiting the Northern Shore of Lake Superior from Batchawana Bay to Sault Ste. Marie and the Ojibwa Chiefs inhabiting the eastern and
Sault Ste. Marie, Michigan from in January to in July. On average, only two out of every five years reaches , while there are 85.5 days annually where the high remains at or below freezing and 26.5 nights with a low of or colder. Average monthly precipitation is lowest in February, and highest in September and October. This autumn maximum in precipitation, unusual for humid continental climates, owes to this area's Great Lakes location. From May through July (usually the year's wettest months in most of the upper Midwestern United States, away from large bodies of water), the lake waters surrounding Sault Ste. Marie