Spring 2024 Start Date And End Date. Spring 2025 starts on thursday, march 20, 2025 (in 184 days) and ends on saturday, june 21st 2025 (in 277 days). The first day of spring is at the vernal equinox, when day and night are equal.
The first day of spring is at the vernal equinox, when day and night are equal. This year it starts on march 19 2024, at 11:06 p.m.