Spring Equinox 2025 Usa Time. All equinox and solstice times are ± 1 minute, and all of my calculated times are ±. Before you try to balance that egg, read on!
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. On this date, the day is equal.