First Day Of Spring 2024 Facts
First Day Of Spring 2024 Facts. In the northern hemisphere, the astronomical start of spring is also known as the spring equinox. However, in 2020 the spring equinox arrived on march 19.
On the equinoxes, the earth’s axis and orbit line up so both hemispheres get the same amount of. It’s officially the first day of spring, but why is it today and what is an ‘equinox’?