Spring Equinox Dates 2025. In 2025, the vernal equinox occurred on march 19, signaling the start of spring in the northern hemisphere (and fall in the southern hemisphere). Equinoxes and solstices are two of the most important celestial events on earth.
The vernal equinox marks the beginning of astronomical spring, while the autumnal equinox marks the beginning of autumn. Along with knowing the stores that will be open on easter this year, look.