Atlantic Time (AST/ADT)
HamiltonRepresentative city Daytime
ADTAtlantic Daylight Time
Wednesday, October 14
Daylight saving
Clocks go back on Nov 1STANDARDAST -04:00Nov 1 – Mar 14 (2027)
DAYLIGHTNOWADT -03:00Mar 8 – Nov 1
ASTADTAST
TODAYJANAPRJULOCTDEC
Time of day
HamiltonDaytime
0006121824
NightDawn / duskDaytime
About Atlantic Time
Atlantic Time follows the local rules of the places below. The abbreviation and UTC offset update when their clocks change. This clock shifts for daylight saving — for the places that stay on standard time all year, see Atlantic Standard Time.
Representative time zone: Atlantic/Bermuda. Currently Atlantic Daylight Time (ADT), UTC −03:00.
Used in Bermuda, Canada, Greenland.
Current abbreviation detailsLocal time-zone rules
5 IANA zonesAtlantic/BermudaADT · UTC −03:00
America/Glace_BayADT · UTC −03:00
America/HalifaxADT · UTC −03:00
America/MonctonADT · UTC −03:00
America/ThuleADT · UTC −03:00