The vernal equinox arrives at 11:06 p.m. Eastern time, marking the first day of spring. Here’s why it’s a day early this year, expected daylight gains and more.

While the 2024 vernal equinox falls on March 19, meteorological spring began at the start of the month. According to NASA, there are two types of seasons: meteorological and astronomical.

And today, March 20, the vernal equinox signals the astronomical start of spring in the Northern Hemisphere. Though equinoxes might not get the same attention as solstices, they're a lovely way to ...

This story was updated to add new information. Spring has sprung, bringing warmer days and blooming flowers. Thursday is the first day of spring, or the vernal equinox, in the Northern Hemisphere.

An equinox occurs, “two times of the year when the… The vernal equinox marks the start of spring every March. So when is it arriving in 2025 to usher in the first day of spring?

The Northern Hemisphere’s spring — or vernal — equinox can land between March 19 and 21, depending on the year. Its fall – or autumnal — equinox can land between Sept. 21 and 24.

The vernal equinox means day and night last about the same amount of time. Meteorological spring began on March 1. You must have blinked because spring is here – again!

THE VERNAL EQUINOX. Share full article. Feb. 27, 1887. Credit... The New York Times Archives. See the article in its original context from February 27, 1887, Page 4 Buy Reprints. View on timesmachine.