
United States Time Zones
Daylight time begins
in the United States on the second Sunday in March and ends on the first Sunday in
November.
On the second Sunday
in March, clocks are set ahead one hour at 2:00 a.m. local standard time, which
becomes 3:00 a.m. local daylight time. On the first Sunday
in November, clocks are set back one hour at 2:00 a.m. local daylight time, which
becomes 1:00 a.m. local standard time.




