2024 Daylight Savings Change Usa. Participating states turn clocks forward an hour on the second sunday in march during the spring. Daylight saving time will begin on sunday, march 10, 2024 at 2 a.m.
States participating in daylight saving time turn their clocks back when it officially ends. Daylight saving time begins on sunday, march 9, 2025, at 2:00 a.m.