Here's what to know about when DST started and ends in 2025, why it exists and if President Donald Trump is actually ending it.

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.

Daylight saving time ends on Sunday, Nov. 2, 2025. At 2 a.m. clocks will fall back an hour to 1 a.m., granting an extra hour of sleep. The start of daylight saving time means dawn and sunset will be an hour later on Sunday, March 9 than they were on Saturday, March 8.

A bill aimed at eliminating daylight saving time in Wisconsin was proposed in 2017, but it was ultimately scrapped by the co-authors following considerable pushback.