Jonathan F. Hudson

Vernal Equinox 2025 Date And Time. In 2025, the official first day of spring is tuesday, march 19. Canada the exact moment of the vernal equinox in 2025 is.

The vernal equinox — is an astronomical phenomenon when the sun, in its visible motion along the ecliptic, crosses the celestial equator. In different time zones, the date of the equinox may differ by a day, so it is important to indicate your exact location.