Ida G Finlayson

1st Day Of Spring 2025. The first day of spring 2025/2025 is at the spring equinox or vernal equinox, the date of equal day and night. When is the first day of spring 2025?

What day does summer start? 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 are almost the same.