Windows Ter Solstice 2025 Canada. An equinox is one of two days in the year when the sun crosses the equator and day and night become equal in length. Canada the exact moment of the summer solstice in 2025 is 20 june, at.
However, as you can see below the 21st is by far the most common. An equinox is one of two days in the year when the sun crosses the equator and day and night become equal in length.