Autumn Equinox 2025 Est Time Zone

Autumn Equinox 2025 Est Time Zone. This page contains a calendar of astronomical events (moon phases, eclipses, occultations, planetary conjunctions, seasons, etc.) for the year2025 (eastern standard time). The autumn or fall equinox signals the end of summer on the astronomical calendar.

America the exact moment of the autumnal equinox in 2025 is 22 september , at 20:19:18. In different time zones, the date of the equinox may differ by a day, so it is important to indicate your exact location.