Summer Solstice Canada 2024. This is the longest day of the year and marks the start of. The first day of summer is also known as the summer solstice, and in 2024 it happens on thursday, june 20 at 4:51 p.m.

Summer solstice 2024 (beginning of astronomical summer) on the day of the summer (june) solstice, the solar disk, moving along the ecliptic, will fall into its northernmost point and will be. The summer solstice is the first day of astronomical summer, although the more logical metrological summer begins december 1st / june 1st (depending on hemisphere).