Daylight Savings Time 2024 Begins. Daylight saving time officially begins on sunday, march 10, at 2 a.m., when clocks will. L onger days—kickstarted by an hour less of sleep—lie ahead for most of north america as the clocks “spring forward” this sunday, march 10, marking.
Sunday, so if you have forgotten about the time change, the clocks have been moved one hour. L onger days—kickstarted by an hour less of sleep—lie ahead for most of north america as the clocks “spring forward” this sunday, march 10, marking.