Spring Equinox 2025 Usa Calendar. This page shows the precise dates of the equinoxes and solstices for the current year and for future years, up to 2030. The first day of spring (march equinox or vernal equinox) is when the sun shines directly on the.

Here are the dates of the vernal equinox in 2025 for the northern and southern hemispheres. In 2025, the official first day of spring is thursday, march 20.