Spring Equinox 2024 Usa. When do the four seasons start in 2024—for spring, summer, fall, and winter? This year it starts on march 19 2024, at 11:06 p.m.

The spring equinox 2024, or spring solstice, will take place on march 19 at 11:06 pm eastern standard time, the earliest one since 1896. Since western christianity uses the gregorian.