First Month Of Spring 2024. On the equinoxes, the earth’s axis and orbit line up so both hemispheres get the same amount of sunlight. The end of spring is signaled by the summer solstice, which takes place in june, and marks the arrival of summer in the northern hemisphere.
The reason the first day of spring was march 19 was because 2024 is a leap year. By the meteorological calendar, spring will always start on 1 march;