March 20 2025 Spring Equinox , March 20 2025 Spring Equinox. The spring equinox, also known as the vernal equinox, is one of the four solar festivals of the year. The spring equinox, also known as vernal equinox and march equinox, happens every year usually on march 20 (some years it can take place on march 19 or 21), and it is the day that. When is the first day of spring in 2025? The vernal equinox marks the beginning of astronomical spring, while the autumnal equinox marks the beginning of autumn. March 20 2025 Spring Equinox Images References : 2025
March 20 2025 Spring Equinox. The spring equinox, also known as the vernal equinox, is one of the four solar festivals of the year. The spring equinox, also known as vernal equinox and march equinox, happens every year usually on march 20 (some years it can take place on march 19 or 21), and it is the day that. When is the first day of spring in 2025? The vernal equinox marks the beginning of astronomical spring, while the autumnal equinox marks the beginning of autumn.