The first day of spring is Thursday ... which occurs during the summer solstice. The summer solstice, the astronomical event that will occur next, is on Friday, June 20 at 10:41 p.m. EST.

The first day of spring is Thursday, March 20, 2025. The sun's rays fall directly on the equator, marking the first official day of spring. Meteorologists consider March 1 the start of spring.

The first day of meteorological spring is March 1, while the astronomical first day of spring varies based on the vernal equinox. Astronomical seasons depend on the Earth's position relative to ...

The vernal equinox, marking the first day of spring ... equal hours of daylight and darkness worldwide. The summer solstice, the longest day of the year, falls on Friday, June 20, 2025, while ...