In this Thursday, July 25, 2019 photo, workers at the Electric Time Company in Medfield, Mass., test a 20 foot high clock, built for the a new train station in Bangkok, Thailand, prior to packing and shipment. The clock features a "9" in Thai number script. Daylight saving time ends at 2 a.m. local time Sunday, Nov. 3, 2019, when clocks are set back one hour. Losing an hour of daylight sounds like a gloomy preview for the dark winter months, and at least one study found an increase in people seeking help for depression after turning the clocks back to standard time in November _ in Scandinavia. But far more research says that the springtime start of daylight saving time may be more harmful, linking it with more car accidents, heart attacks in vulnerable people and other health problems that may persist throughout the time change. (AP Photo/Charles Krupa)Graphic to be used as a reminder to turn the clocks back one hour.;
Copyright 2019 The Associated Press. All rights reserved.
In this Thursday, July 25, 2019 photo, workers at the Electric Time Company in Medfield, Mass., test a 20 foot high clock, built for the a new train station in Bangkok, Thailand, prior to packing and shipment. The clock features a "9" in Thai number script. Daylight saving time ends at 2 a.m. local time Sunday, Nov. 3, 2019, when clocks are set back one hour. Losing an hour of daylight sounds like a gloomy preview for the dark winter months, and at least one study found an increase in people seeking help for depression after turning the clocks back to standard time in November _ in Scandinavia. But far more research says that the springtime start of daylight saving time may be more harmful, linking it with more car accidents, heart attacks in vulnerable people and other health problems that may persist throughout the time change. (AP Photo/Charles Krupa)
WASHINGTON, DC – Au revoir to daylight saving time, but not goodbye.
At 2 a.m. local time Sunday, standard time returns across most of the United States, accompanied by the welcome one-night extra hour of sleep.
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With the time shift, it'll be lighter earlier in the morning and darker earlier in the evening.
Hawaii, American Samoa, Guam, Puerto Rico, the U.S. Virgin Islands and most of Arizona don't observe daylight saving time. No need to change clocks in those places.
Daylight saving time returns at 2 a.m. local time on Sunday, March 8.
According to a poll by The Associated Press-NORC Center for Public Affairs Research, 7 in 10 Americans prefer not to switch back-and-forth, but there's no agreement on which time clocks ought to follow.
