Zone NAME STDOFF RULES FORMAT [UNTIL]
America/Guayaquil
Time zone identifier: America/Guayaquil
Current civil offset: -05:00 (-05)
Current DST state: Observing Standard Time
First standard time adoption: Adopted on 1890-01-01
Local Mean Time (LMT): -05:19:20 based on geographic meridian
Total recorded transitions: 4 transitions across 4 distinct offsets
Associated countries: EC
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Historical Offset Step Chart (1880 to Present)
Text summary: America/Guayaquil shifted between 4 distinct offsets from 1890-01-01 through the modern era.
Complete Transition History (4 Transitions)
| UTC Instant | Local Wall Time | Shift | Abbreviation | DST | Effect |
|---|---|---|---|---|---|
1890-01-01T05:19:20Z | 1890-01-01 00:05:20 | -05:19:20 → -05:14 | QMT | No | gap |
1931-01-01T05:14:00Z | 1931-01-01 00:14:00 | -05:14 → -05:00 | -05 | No | gap |
1992-11-28T05:00:00Z | 1992-11-28 01:00:00 | -05:00 → -04:00 | -04 | Yes | gap |
1993-02-05T04:00:00Z | 1993-02-04 23:00:00 | -04:00 → -05:00 | -05 | No | overlap |
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.
southamerica(Lines 1517 to 1518)