Spring Equinox 2025 Usa Calendar. The first day of spring 2025 is on thursday, march 20, 2025, at 5:01 a.m. In the northern hemisphere, the astronomical start of spring, also known as the spring equinox, will occur on thursday, march 20, at 5:01 am edt in 2025.
The spring equinox 2025 is a significant astronomical event that marks the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. 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.
Spring Equinox 2025 Usa Calendar Images References :