Daylight saving time begins on Sunday, March 9, meaning most Americans will lose an hour of sleep as we "spring forward."

Clocks will "spring forward" one hour at 2 a.m. on Sunday, March 9, 2025, causing most people to lose an hour of sleep. We won't "fall back" to standard time again until Nov. 2, the first Sunday of November, when Americans fiddle with their clocks again.

When is Daylight Saving time change 2025? Do we gain an hour or lose an hour in March? What you need to know about DST and when clocks spring forward.

This weekend, most of the United States will "spring forward," losing an hour of sleep to gain an hour of daylight.

Daylight Saving Time ends on the first Sunday of November in the fall of each year. That's when states turn clocks back an hour. In the U.S., clocks will officially spring forward at 2 a.m. on Sunday, March 9, 2025.

For the past four months, we’ve been on standard time. But overnight Saturday, we’ll turn our clocks ahead one hour at 2 a.m., effectively making it 3 a.m. (So don’t schedule any important meetings at 2:30 a.m., because that time won’t exist Sunday — and is not a great time for a meeting, anyway).

People hate the twice-a-year clock changing related to daylight-saving time. Some are trying to change things.

The clocks in most U.S. states jumped ahead by an hour over the weekend with the return of daylight saving time, meaning millions of people lost an hour of sleep. The time change will remain until November when standard time returns.