When Is Spring 2025 Starting In Usa. 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. July 2024 to december 2024;

Discover application deadlines, prep tips, and top universities offering spring admissions to kickstart your studies in january or february. 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.