GMT Time to AST Time Converter
Warning! AST has automatically switched to ADT
GMT stands for Greenwich Mean Time (in use)
AST stands for Atlantic Standard Time (NOT in use)
ADT stands for Atlantic Daylight Time (in use)
Greenwich Mean Time(GMT) | Atlantic Daylight Time(ADT) |
00:00 | 21:00-1 day |
01:00 | 22:00-1 day |
02:00 | 23:00-1 day |
03:00 | 00:00 |
04:00 | 01:00 |
05:00 | 02:00 |
06:00 | 03:00 |
07:00 | 04:00 |
08:00 | 05:00 |
09:00 | 06:00 |
10:00 | 07:00 |
11:00 | 08:00 |
12:00 | 09:00 |
13:00 | 10:00 |
14:00 | 11:00 |
15:00 | 12:00 |
16:00 | 13:00 |
17:00 | 14:00 |
18:00 | 15:00 |
19:00 | 16:00 |
20:00 | 17:00 |
21:00 | 18:00 |
22:00 | 19:00 |
23:00 | 20:00 |
GMT(Greenwich Mean Time)
Greenwich Mean Time(GMT) has no offset from Coordinated Universal(UTC) Time.
Typical City of GMT (Greenwich Mean Time)
United Kingdom - London (Winter)
Iceland - Reykjavik (All Year)
Sierra Leone - Freetown (All Year)
Greenland - Danmarkshavn (All Year)
Antarctica - Troll Station (Summer)
ADT(Atlantic Daylight Time)
Atlantic Daylight Time(ADT) is 03:00 hours behind Coordinated Universal(UTC) Time.This timezone is a Daylight Saving Time timezone and is used in: North America
Typical City of ADT (Atlantic Daylight Time)
Canada - Halifax (Summer)
Bermuda - Hamilton (Summer)