In the Northern Hemisphere, the first day of Spring is an astronomical event in which the Sun shines directly on the equator causing nearly equal lengths of day and night. The first day of Spring is technically called the Vernal Equinox or Spring Equinox. Spring brings warmer weather, blooming plants, and longer days. The vernal …
The First Day of Spring is the start of there being more sunshine than nightime
In the southern hemisphere, the vernal equinox is the beginning of Fall. The Sun is directly over the equator on the first day of Spring and there is roughly an equal amount of day and night.