Summer Solstice 2025 Canada 2025. The first day of summer, also known as the summer solstice, will occur on saturday, june 21, 2025, at 10:42 pm edt. 8 rows summer solstice in canada.
This page provides date and local time for summer solstice in the year 2025 for niagara falls, ontario, canada. It also lists astronomical sunrise and sunset timings on summer solstice day.