When Is The First Day Of Spring 2025 Canada Time. In 2025, the official first day of spring is thursday, march 20. For those of us in the northern hemisphere, this was marked by the arrival of the vernal equinox (otherwise known as the.
The spring equinox, also known as vernal equinox and march equinox, happens every year usually on march 20 (some years it can take place on march 19 or 21), and it is the day that. On this date, the day is equal.