今晚就得改时间了,每年换来换去,没事找事。
http://www.timeanddate.com/worldclock/clockchange.html?n=188&year=2013
Clock changes in Ottawa
Africa |
North America |
South America |
Asia |
Australia/Pacific |
Europe
Ottawa, Ontario, Canada
Ottawa is the capital of Canada
Time change dates in 2013
<2012 |
2014> |
Choose year...
2013 SummaryDaylight Saving Time started on Sunday, March 10 and ends on Sunday, November 3.
Daylight Saving Time
started
Mar 10
Forward 1 hour
When local standard time was about to reach
Sunday, March 10, 2013 at
2:00:00 AM clocks were turned
forward 1 hour to
Sunday, March 10, 2013 at
3:00:00 AM local daylight time instead
Sunrise and sunset will both be about 1 hour later on Mar 10, 2013 than the day before:
More daylight in the evening
Seconds before and after the time change forward
Local DateLocal TimeDSTUTC
OffsetTime
Zone
Sunday, March 10, 20131:59:57 AMNoUTC-5h
EST
1:59:58 AMNoUTC-5h
EST
1:59:59 AMNoUTC-5h
EST
2:00:00 AM → 3:00:00 AM+1hUTC-4h
EDT
3:00:01 AM+1hUTC-4h
EDT
3:00:02 AM+1hUTC-4h
EDT
Background info: Sunday, March 10: Daylight Saving Time Begins in USA & Canada
Daylight Saving Time
ends
Nov 3
Back 1 hour
When local daylight time is about to reach
Sunday, November 3, 2013 at
2:00:00 AM clocks are turned
backward 1 hour to
Sunday, November 3, 2013 at
1:00:00 AM local standard time instead
Sunrise and sunset will both be about 1 hour earlier on Nov 3, 2013 than the day before:
More daylight in the morning
Seconds before and after the time change backward
Local DateLocal TimeDSTUTC
OffsetTime
Zone
Sunday, November 3, 20131:59:57 AM+1hUTC-4h
EDT
1:59:58 AM+1hUTC-4h
EDT
1:59:59 AM+1hUTC-4h
EDT
2:00:00 AM → 1:00:00 AMNoUTC-5h
EST
1:00:01 AMNoUTC-5h
EST
1:00:02 AMNoUTC-5h
EST
Background info: USA & Canada end DST on Sunday, November 3, 2013
See other years
Time changes overview for other years: