New Delhi, March 20 -- Let's welcome Spring with the Vernal Equinox. Vernal means spring. This week marks the vernal equinox -- the beginning of astronomical spring in the Northern Hemisphere and astronomical fall (or autumn) in the Southern Hemisphere.

The Vernal Equinox or Spring Equinox will be observed at 09:01 UTC (2:31 pm IST) on March 20, 2025. As per NASA, "In 2025, the equinoxes will occur on March 20, at exactly 09:01 UTC (or 2:01 AM PDT), and again on September 22, at 19:19 UTC (or 11:19 AM PDT)."

It will see the transition from winter to spring as the Sun crosses the celestial equator.

On this day, the length of day and night aren't precisely equal, NASA says. The date for that split depends on your latitude, and may ...