AT Time to ADT Time Converter
Warning! ADT has automatically switched to AST
AT stands for Atlantic Time (in use)
ADT stands for Atlantic Daylight Time (NOT in use)
AST stands for Atlantic Standard Time (in use)
Atlantic Time(AT) | Atlantic Standard Time(AST) |
00:00 | 00:00 |
01:00 | 01:00 |
02:00 | 02:00 |
03:00 | 03:00 |
04:00 | 04:00 |
05:00 | 05:00 |
06:00 | 06:00 |
07:00 | 07:00 |
08:00 | 08:00 |
09:00 | 09:00 |
10:00 | 10:00 |
11:00 | 11:00 |
12:00 | 12:00 |
13:00 | 13:00 |
14:00 | 14:00 |
15:00 | 15:00 |
16:00 | 16:00 |
17:00 | 17:00 |
18:00 | 18:00 |
19:00 | 19:00 |
20:00 | 20:00 |
21:00 | 21:00 |
22:00 | 22:00 |
23:00 | 23:00 |
AT(Atlantic Time)
Atlantic Time(AT) is 04:00 hours behind Coordinated Universal(UTC) Time.
Typical City of AT (Atlantic Time)
Canada - HalifaxBermuda - Hamilton
AST(Atlantic Standard Time)
Atlantic Standard Time(AST) is 04:00 hours behind Coordinated Universal(UTC) Time.This timezone is used during standard time in: North America
Typical City of AST (Atlantic Standard Time)
Canada - Halifax (Winter)
Canada - Blanc-Sablon (All Year)
Bermuda - Hamilton (Winter)
Dominican Republic - Santo Domingo (All Year)
Sint Maarten - Philipsburg (All Year)