First Day Of Winter 2024 Canada Time. Summer begins with the summer solstice, thursday, june 20, 2024, 4:51 p.m. This graph of winter average temperatures across canada from 1948 through 2024 reveals just how much warmer this past winter was compared to the rest.
But what does that actually mean? In different time zones, the date of the solstice can differ by a day, so it is important to indicate your exact location.