Equinox 2025 Valora. 2025 autumnal equinox | march equinox. After the vernal equinox, the length of night continues to shorten and daylight hours increase until the summer solstice arrives.

An equinox is an astronomical event that happens twice, once in spring and once in autumn, each year when the tilt of the earth’s. In different time zones, the date of the.