Day Light Saving
3月
2日
http://www.reganfamily.ca/dst/
Summary of New 2007 DST Period in Canada / U.S. / Bermuda
"Spring Forward" one hour into DST will commence:
The Second Sunday of March
(was First Sunday of April - 3 weeks early)
In 2007, this will be on Sunday, March 11 @ 2AM.
"Fall Back" one hour into Standard Time will commence:
The First Sunday of November
(was Last Sunday of October - 1 week late)