America/Guatemala

Time zone identifier: America/Guatemala

Current civil offset: -06:00 (CST)

Current DST state: Observing Standard Time

First standard time adoption: Adopted on 1918-10-05

Local Mean Time (LMT): -06:02:04 based on geographic meridian

Total recorded transitions: 9 transitions across 3 distinct offsets

Associated countries: GT

Historical Offset Step Chart (1880 to Present)

Text summary: America/Guatemala shifted between 3 distinct offsets from 1918-10-05 through the modern era.

UTC Instant	Local Wall Time	Shift	Abbreviation	DST	Effect
`1918-10-05T06:02:04Z`	`1918-10-05 00:02:04`	-06:02:04 → -06:00	`CST`	No	gap
`1973-11-25T06:00:00Z`	`1973-11-25 01:00:00`	-06:00 → -05:00	`CDT`	Yes	gap
`1974-02-24T05:00:00Z`	`1974-02-23 23:00:00`	-05:00 → -06:00	`CST`	No	overlap
`1983-05-21T06:00:00Z`	`1983-05-21 01:00:00`	-06:00 → -05:00	`CDT`	Yes	gap
`1983-09-22T05:00:00Z`	`1983-09-21 23:00:00`	-05:00 → -06:00	`CST`	No	overlap
`1991-03-23T06:00:00Z`	`1991-03-23 01:00:00`	-06:00 → -05:00	`CDT`	Yes	gap
`1991-09-07T05:00:00Z`	`1991-09-06 23:00:00`	-05:00 → -06:00	`CST`	No	overlap
`2006-04-30T06:00:00Z`	`2006-04-30 01:00:00`	-06:00 → -05:00	`CDT`	Yes	gap
`2006-10-01T05:00:00Z`	`2006-09-30 23:00:00`	-05:00 → -06:00	`CST`	No	overlap

Source: northamerica (Lines 3574 to 3574)

Zone	NAME		STDOFF	RULES	FORMAT	[UNTIL]

tzdb guarantees accuracy for timestamps from 1970 onwards. Transitions prior to 1970 represent best-effort historical reconstructions.