Daylight Saving Time (United States) 2013 begins at 2:00 AM on Sunday, March 10, 2013 Don't forget to set your clocks Also change the batteries in your smoke detectors Related articles Spring Forward: Daylight Saving Time Begins Sunday (ktla.com) Four things you might not know about Daylight Saving Time (which starts this Sunday) (news.nationalpost.com) Save the