First Day Of Spring 2024 For Kids. To determine the first day of spring 2024, we need to calculate the date of the spring equinox. In the northern hemisphere, the astronomical start of spring is also known as the spring equinox.

On the equinoxes the sun shines directly on the equator and the length of day and night is nearly. By that calendar, spring starts on march 1, summer on june 1, fall on sept.