In most populated southern cities, no. However, in the Rocky Mountains or the far North, a light dusting of "termination dust" (early snow) can happen as early as late August.
By the calendar, summer in the Northern Hemisphere begins with the summer solstice (between June 20 and 21) and ends with the autumnal equinox (around September 22). By this strict astronomical definition, summer in Canada lasts approximately . This is the “textbook” answer. how long is summer in canada
If you're planning a trip to Canada, here's a rough outline of what you can expect during the summer months: In most populated southern cities, no