2024 Spring Equinox Date Time And Date Of Birth. The vernal equinox, also known as the spring equinox, occurs exactly at 11.06pm eastern time on tuesday 18 march 2024. In 2024, the vernal equinox occurred on march 19, signaling the start of spring in the northern hemisphere (and fall in the southern hemisphere).

Here are the equinox and solstice dates—plus, answers to common questions. When do the four seasons start in 2024—for spring, summer, fall, and winter?