Spring Solstice 2025 Battery. And the solstice will help. Griffith observatory marks the start of spring in the northern hemisphere with a live presentation (weather permitting) focused on the sun as it sets on the western horizon.
On the day of the autumn (september) equinox, the sun, moving along the ecliptic, crosses the celestial equator,. The first day of spring 2025 will be march 20 or 21.