<P> In those areas of the Canadian and American time zones that observe DST , beginning in 2007 , the local time changes at 02 : 00 local standard time to 03 : 00 local daylight time on the second Sunday in March and returns at 02 : 00 local daylight time to 01 : 00 local standard time on the first Sunday in November . Mexico decided not to go along with this change and observes their horario de verano from the first Sunday in April to the last Sunday in October . In December 2009 , the Mexican Congress allowed ten border cities , eight of which are in states that observe Central Time , to adopt the U.S. daylight time schedule effective in 2010 . </P>
<P> In those areas of the Canadian and American time zones that observe DST , beginning in 2007 , the local time changes at 02 : 00 local standard time to 03 : 00 local daylight time on the second Sunday in March and returns at 02 : 00 local daylight time to 01 : 00 local standard time on the first Sunday in November . Mexico decided not to go along with this change and observes their horario de verano from the first Sunday in April to the last Sunday in October . In December 2009 , the Mexican Congress allowed ten border cities , eight of which are in states that observe Central Time , to adopt the U.S. daylight time schedule effective in 2010 . </P>
when does the time change to central time
when does the time change to central time
the first Sunday in November
the first Sunday in November