Summer Solstice 2025 Canada. In 2025, the summer solstice in the northern hemisphere will occur on june 20, 2025, at 10:42 pm edt (or 2:42 am utc on june 21). June 2025 calendar with holidays and celebrations of.

The summer solstice is the first day of astronomical summer, although the more logical metrological summer begins december 1st / june 1st (depending on hemisphere). Summer solstice is no public holiday in 2025 in canada.