Historically distinct IANA time zone
America/St_Thomas
Local time now
AST · current offset
- Countries
- United States Virgin Islands
- GPS reference
- 18.35° N, 64.93° W
- Data source
- IANA backzone
- Aliases
- None
United States Virgin IslandsGeographic context
Where this clock belongs
The map marks the IANA reference location and associated country, not a time-zone boundary.
GPS reference: 18.35° N, 64.93° W. Associated countries: VI.
The Wikipedia link provides additional context; it is not evidence for a historical claim. Transition data comes from the IANA source file.
A shared present
Same clock today, different past
These nearby zones follow the same current annual pattern, yet retain their own historical record.
Dominican Republic · 524 km from the reference location · Same annual clock since 2001
MQ · 585 km from the reference location · Same annual clock since 1981
Barbados · 815 km from the reference location · Same annual clock since 1981Civil-time record
Recorded changes over time
From 1899 to 1945 · 4 recorded transitions
Recurring daylight-saving changes are grouped separately when JavaScript is available.
Notable changes
One-off changes and transitions outside the recurring seasonal rhythm.
- -04:00 · ASTStandard time applies
- -03:00 · AWTDaylight saving time begins
- -03:00 · APTDaylight saving time begins
- -04:00 · ASTStandard time applies
Browse every recorded transition
| Local time after transition | Offset after | Abbreviation | Rule |
|---|---|---|---|
| 1899-03-28 12:24 | -04:00 | AST | Standard time |
| 1942-05-03 01:00 | -03:00 | AWT | Daylight saving time |
| 1945-08-14 20:00 | -03:00 | APT | Daylight saving time |
| 1945-09-30 01:00 | -04:00 | AST | Standard time |