Solstice 2025 Time. The vernal equinox marks the beginning of astronomical spring, while. Canada the exact moment of the summer solstice in 2025 is 20 june, at.
The 2025 winter solstice — the precise moment when the sun appears farthest south in the sky — is at 4:20 a.m. The summer solstice happens on thursday, june 20, 2025!