When Is The Spring Equinox 2025 Uk. The vernal equinox, also known as the spring equinox, occurs exactly at 11.06pm eastern time on tuesday 18 march 2025. When is the spring equinox 2025?
On this date, the day is equal. The vernal equinox, also known as the spring equinox, occurs exactly at 11.06pm eastern time on tuesday 18 march 2025.