Vernal Equinox 2024 Seattle. Eastern on tuesday, march 19, marking the start of spring for the northern hemisphere. This page provides date and time for vernal equinox in the year 2024 for seattle, washington, united states.

Discover how the spring equinox is arriving early this year due to a leap year. In march it is known as the vernal equinox, with “vernal” deriving from the latin word for spring, and “equinox” coming from aequus (equal) and nox (night).