Tiffy Giacinta

First Day Of Summer 2024 Canada Ontario. Host a bonfire to celebrate the arrival of summer. Winter begins with the winter solstice, saturday, december 21, 2024, 4:21 a.m.

Thursday, june 20 is the official first day of northern astronomical summer for 2024 — summer solstice — which is the longest day of the year for this half of the planet. These holidays are observed across the country and apply to all provinces and territories: