First Day Of Spring 2024 Events

First Day Of Spring 2024 Events. Astronomically speaking, the first day of spring is marked by the spring equinox, which falls on march 19, 20, or 21. Here’s a list of the exact dates and times of the four seasons in north america, including the first days of winter, spring, summer, and fall for the next few.

While the 2024 vernal equinox falls on march 19, meteorological spring began at the start of the month. What is the vernal equinox and when is the official start of spring in 2024.