Daylight Savings Time 2024 Usa. Daylight saving time ends (winter time) at 1 a.m. A department of energy study found the extra four weeks of daylight saving time saved around 0.5% in total electricity daily in the u.s., equaling energy savings of.

At present, daylight saving time in the united states. Millions of clocks sprang forward on sunday march 10th at 2 a.m.