Vernal Equinox 2024 Eastern Time. 12 equal hours of daylight and darkness. The vernal equinox occurs tonight, signaling the beginning of spring in the northern hemisphere.
The vernal equinox, the astronomical beginning of spring, occurs this year today, tuesday, 19 march, 2024 at 3:06 utc (11:06 pm edt). And why isn’t the spring equinox always the march equinox?