Vernal Equinox 2025 Date. This equinox happens when the sun crosses the celestial equator, an imaginary line above the earth’s equator, going from south to north. This is that time of the year when flowers.
The vernal equinox, the astronomical beginning of spring, occurs this year today, tuesday, 19 march, 2025 at 3:06 utc (11:06 pm edt). 12 equal hours of daylight and darkness everywhere on the planet.