Hong Kong to Castries time
UTC+8 · UTC+8 → AST · UTC−4
Hong Kong is 12 hours ahead of Castries
Hong Kong · UTC+8
Sunday, 20 September 2026
Castries · AST
Sunday, 20 September 2026
When are both sides at work?Each column is one hour of the day in the first city; the second row shows the same moment in the other city. Gold means office hours (09:00–18:00), dusk means awake but off work, night means asleep (23:00–07:00). Columns where both rows are gold are good meeting times.
0003060912151821
Hong KongUTC+8 · +08:00
0003060912151821
CastriesAST · -04:00
1215182100030609
No overlap in standard working hours. Closest workable window: 09:00–11:00 in Hong Kong, which is 21:00–23:00 in Castries.
Working (09–18) Awake, off the clock Asleep (23–07)
Pick a time and share it
18:48 Sun 20 Sep Hong Kong = 06:48 Sun 20 Sep Castries
Hour-by-hour conversion
| Hong KongEvery hour of today in the first city, with the matching time in the second. “Next day” means the calendar date is already tomorrow there. The highlighted row is right now. | Castries | |
|---|---|---|
| 00:00 | 12:00prev. day | |
| 01:00 | 13:00prev. day | |
| 02:00 | 14:00prev. day | |
| 03:00 | 15:00prev. day | |
| 04:00 | 16:00prev. day | |
| 05:00 | 17:00prev. day | |
| 06:00 | 18:00prev. day | |
| 07:00 | 19:00prev. day | |
| 08:00 | 20:00prev. day | |
| 09:00 | 21:00prev. day | |
| 10:00 | 22:00prev. day | |
| 11:00 | 23:00prev. day | |
| 12:00 | 00:00 | |
| 13:00 | 01:00 | |
| 14:00 | 02:00 | |
| 15:00 | 03:00 | |
| 16:00 | 04:00 | |
| 17:00 | 05:00 | |
| 18:00 | 06:00 | Now |
| 19:00 | 07:00 | |
| 20:00 | 08:00 | |
| 21:00 | 09:00 | |
| 22:00 | 10:00 | |
| 23:00 | 11:00 |
Planning between Hong Kong and Castries
Hong Kong (Asia/Hong_Kong) is UTC+8 and Castries (America/St_Lucia) is UTC−4 right now. Working hours are shown as 09:00–18:00 local, sleeping hours as 23:00–07:00.
- 09:00 in Hong Kong is 21:00 in Castries
- 12:00 in Hong Kong is 00:00 in Castries
- 15:00 in Hong Kong is 03:00 in Castries
- 18:00 in Hong Kong is 06:00 in Castries
Reverse: Castries to Hong Kong. Or open both in the meeting planner with more cities.