1st Day Of Spring 2025 Australia. January 1st 2025 january 1st 2025 admin. Spring equinox 2025 (beginning of astronomical spring) on the day of the spring (march) equinox, the sun crosses the celestial equator, moving along the ecliptic.

In 2025, the exact time of the start of spring is at 09:01 uct. The first day of spring (march equinox or vernal equinox) is when the sun shines directly on the celestial equator passing from south to north and the length of day and night are almost the same.