First Day Of Spring 2024 Countdown Calendar. Spring is almost here โ officially, at least. The first day of spring, also known as the vernal equinox, spring equinox and march equinox, is on march 19, 2025.
How many days until spring? The first day of spring, also known as the vernal equinox, spring equinox and march equinox, is on march 19, 2025.