Overview

• Spain returns to winter time on Sunday, October 26, moving clocks from 3:00 to 2:00 under the European Union directive, which brings earlier sunsets and brighter mornings.
• U.S. Daylight Saving Time ends on Sunday, November 2, with clocks set back from 2:00 to 1:00 under the 2007 federal schedule.
• The U.S. Department of Transportation oversees uniform observance but says it cannot abolish or change Daylight Saving Time or require a state to follow it.
• Daylight Saving Time is not observed in Hawaii, most of Arizona (except the Navajo Nation), Puerto Rico, Guam, American Samoa, the Northern Mariana Islands, and the U.S. Virgin Islands.
• Most phones and digital devices update automatically, though manual checks are advised, and sleep experts warn the shift can cause temporary insomnia, irritability, fatigue, and possible cardiovascular effects.