Start Of Summer 2024 Canada. Summer begins with the summer solstice, sunday, june 21, 2026, 4:24 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.

Find the answers to common questions, like: Here is the farmers’ almanac summer weather forecast 2024, including wet weather planting suggestions, regional forecasts for father’s day, fourth of july, and canada.