Spring Equinox 2024 Usa Dates. Here are the equinox and solstice dates—plus, answers to common questions about the seasons of the year in north. While the date for the vernal equinox.

At the september equinox, it’s crossing from north to south. The spring equinox (march 19, 2024) signals the start of spring in the northern hemisphere, the beginning of autumn in the southern hemisphere, and a rare moment.