Vernal Equinox 2024 Exact Time. An equinox is one of two days in the year when the sun crosses the equator and day and night become equal in length. In different time zones, the date of the equinox may differ by a day, so it is important to indicate your exact location.
In different time zones, the date of the equinox may differ by a day, so it is important to indicate your exact location. The 2024 march equinox falls march 20 at 3:06 utc.