Vernal Equinox Day 2025. In other words, on the day of the vernal equinox, day is almost equal to night, while the length of daylight continues to grow. Also called the vernal equinox, this is the time of year when (due to the earth’s tilt and orbit) the sun appears to move above the celestial equator in the sky.
Vernal equinox (march 20 or 21) the vernal equinox celebrates spring’s arrival and is traditionally a day for visiting ancestral graves, known as “higan.” as day and night reach equal length, the holiday symbolizes new beginnings and hope. For us, this magical time traditionally begins on 1st march, but according to the astronomical calendar, the beginning of spring is considered to be the vernal equinox day.