What Day Is The Spring Equinox 2025 In Canada. The spring or vernal equinox marks the astronomical first day of spring. This page provides date and time for vernal equinox in the year 2025 for kingston, ontario, canada.

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. Spring equinox 20 march, summer solstice 20 june, autumn equinox 22 september, winter solstice 21 december.