World Time Starts Here

AST: Atlantic Time (Canada) = AT

What is the time in Atlantic Time Zone?

Clock showing time in Time Zone: Atlantic Bermuda

USA & Canada clocks are now on

DAYLIGHT SAVING

  • Daylight saving start: Sunday 12 March 2017  02:00 local time. Clocks go forward one hour.
  • Daylight saving end: Sunday 5 November 2017  02:00 local time. Clocks go back one hour.

USA and Canada past and future DST schedules here


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Convert Atlantic Time to GMT

GMT Time converter, compare Atlantic Time and GMT. Enter other locations for more comparisons.


What time zone Atlantic Time?

Atlantic Time is the Atlantic Time Zone of Canada.  Atlantic Standard Time (AST) is 4 hours behind Greenwich Mean Time (GMT-4).

Does Atlantic Time observe Daylight Saving Time?

In most provinces in Canada, Daylight-Saving Time (DST) is observed.  During DST the time is shifted forward by 1 hour to ADT;  which is 3 hours behind Greenwich Mean Time (GMT-3).

After the Summer months Atlantic Time is shifted back by 1 hour to Atlantic Standard Time (AST) or (GMT-4).

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