Little-Known Facts About Equinox

Sunday September 21, 2025

The combination of atmospheric refraction and how we define sunset means daylight actually runs a few minutes longer than 12 hours on the equinox.

  The second equinox of the year, the autumnal equinox, is set for Monday, September 22, at precisely 3:19 pm. It happens twice a year, every year, so by now, most of us are familiar…