Birmingham to San Juan time
BST · UTC+1 → AST · UTC−4
Birmingham is 5 hours ahead of San Juan
Birmingham · BST
Monday, 21 September 2026
San Juan · AST
Monday, 21 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
BirminghamBST · +01:00
0003060912151821
San JuanAST · -04:00
1922010407101316
Shared working hours: 14:00–18:00 in Birmingham is 09:00–13:00 in San Juan.
Working (09–18) Awake, off the clock Asleep (23–07)
Pick a time and share it
20:18 Mon 21 Sep Birmingham = 15:18 Mon 21 Sep San Juan
Hour-by-hour conversion
| BirminghamEvery 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. | San Juan | |
|---|---|---|
| 00:00 | 19:00prev. day | |
| 01:00 | 20:00prev. day | |
| 02:00 | 21:00prev. day | |
| 03:00 | 22:00prev. day | |
| 04:00 | 23:00prev. day | |
| 05:00 | 00:00 | |
| 06:00 | 01:00 | |
| 07:00 | 02:00 | |
| 08:00 | 03:00 | |
| 09:00 | 04:00 | |
| 10:00 | 05:00 | |
| 11:00 | 06:00 | |
| 12:00 | 07:00 | |
| 13:00 | 08:00 | |
| 14:00 | 09:00 | Both at work |
| 15:00 | 10:00 | Both at work |
| 16:00 | 11:00 | Both at work |
| 17:00 | 12:00 | Both at work |
| 18:00 | 13:00 | |
| 19:00 | 14:00 | |
| 20:00 | 15:00 | Now |
| 21:00 | 16:00 | |
| 22:00 | 17:00 | |
| 23:00 | 18:00 |
Planning between Birmingham and San Juan
Birmingham (Europe/London) is UTC+1 and San Juan (America/Puerto_Rico) 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 Birmingham is 04:00 in San Juan
- 12:00 in Birmingham is 07:00 in San Juan
- 15:00 in Birmingham is 10:00 in San Juan
- 18:00 in Birmingham is 13:00 in San Juan
Reverse: San Juan to Birmingham. Or open both in the meeting planner with more cities.