Dapx

2010 Daylight Savings Time | USA: Daylight Savings 2010
The purpose of DST— also known as Summer Time— is to extend daylight by an hour in the afternoons during spring, summer, and much of the fall. The return to Standard Time (ST) begins at 2:00 am local time in the U.S. on the first Sunday in November, which in 2010 is November 7.