St Lucia
America/St_Lucia
Time zone identifier: America/St_Lucia
Current civil offset: -04:00 (AST)
Current DST state: Observing Standard Time
First standard time adoption: Adopted on 1890-01-01
Local Mean Time (LMT): -04:04 based on geographic meridian
Total recorded transitions: 2 transitions across 2 distinct offsets
Associated countries: LC
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Historical Offset Step Chart (1880 to Present)
Text summary: America/St_Lucia shifted between 2 distinct offsets from 1890-01-01 through the modern era.
Complete Transition History (2 Transitions)
| UTC Instant | Local Wall Time | Shift | Abbreviation | DST | Effect |
|---|---|---|---|---|---|
1890-01-01T04:04:00Z | 1890-01-01 00:00:00 | -04:04 → -04:04 | CMT | No | offset-only |
1912-01-01T04:04:00Z | 1912-01-01 00:04:00 | -04:04 → -04:00 | AST | No | gap |
Notes from the Maintainers
Years on Record
Methodology Note: The 1970 Rule
tzdb guarantees accuracy for timestamps from 1970 onwards. Transitions prior to 1970 represent best-effort historical reconstructions.
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