Fall Equinox 2025 Dates Usa Dates. Use this opportunity to refresh the level of grace and harmony in your life. Autumn equinox 2025 (beginning of astronomical autumn) on the day of the autumn (september) equinox, the sun, moving along the ecliptic, crosses the celestial equator, moving from the northern hemisphere to the southern.
Autumn equinox 2025 (beginning of astronomical autumn) on the day of the autumn (september) equinox, the sun, moving along the ecliptic, crosses the celestial equator, moving from the northern hemisphere to the southern. The following table shows the dates together with the exact time in which each of the seasons of the year begin.