Equinox 2025 Date Calculator
Equinox 2025 Date Calculator. The equinoxes refer to those dates of the year where the days and nights throughout the world are most closely equal in length (closer to 12h/12h) than on any other date of the year. On this date, the day is equal.
When is it, and what is it? To determine the exact date of the spring equinox 2025, we need to consider the earth’s orbit around the sun.