Zone NAME STDOFF RULES FORMAT [UNTIL] Quintana Roo; represented by Cancún
America/Cancun
Time zone identifier: America/Cancun
Current civil offset: -05:00 (EST)
Current DST state: Observing Standard Time
First standard time adoption: Adopted on 1922-01-01
Local Mean Time (LMT): -05:47:04 based on geographic meridian
Total recorded transitions: 43 transitions across 4 distinct offsets
Associated countries: MX
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Historical Offset Step Chart (1880 to Present)
Text summary: America/Cancun shifted between 4 distinct offsets from 1922-01-01 through the modern era.
Complete Transition History (43 Transitions)
| UTC Instant | Local Wall Time | Shift | Abbreviation | DST | Effect |
|---|---|---|---|---|---|
1922-01-01T06:00:00Z | 1922-01-01 00:00:00 | -05:47:04 → -06:00 | CST | No | overlap |
1981-12-26T08:00:00Z | 1981-12-26 03:00:00 | -06:00 → -05:00 | EST | No | gap |
1983-01-04T05:00:00Z | 1983-01-03 23:00:00 | -05:00 → -06:00 | CST | No | overlap |
1996-04-07T08:00:00Z | 1996-04-07 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
1996-10-27T07:00:00Z | 1996-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
1997-04-06T08:00:00Z | 1997-04-06 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
1997-10-26T07:00:00Z | 1997-10-26 02:00:00 | -05:00 → -05:00 | EST | No | offset-only |
1998-04-05T07:00:00Z | 1998-04-05 03:00:00 | -05:00 → -04:00 | EDT | Yes | gap |
1998-08-02T06:00:00Z | 1998-08-02 01:00:00 | -04:00 → -05:00 | CDT | Yes | overlap |
1998-10-25T07:00:00Z | 1998-10-25 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
1999-04-04T08:00:00Z | 1999-04-04 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
1999-10-31T07:00:00Z | 1999-10-31 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2000-04-02T08:00:00Z | 2000-04-02 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2000-10-29T07:00:00Z | 2000-10-29 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2001-05-06T08:00:00Z | 2001-05-06 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2001-09-30T07:00:00Z | 2001-09-30 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2002-04-07T08:00:00Z | 2002-04-07 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2002-10-27T07:00:00Z | 2002-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2003-04-06T08:00:00Z | 2003-04-06 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2003-10-26T07:00:00Z | 2003-10-26 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2004-04-04T08:00:00Z | 2004-04-04 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2004-10-31T07:00:00Z | 2004-10-31 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2005-04-03T08:00:00Z | 2005-04-03 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2005-10-30T07:00:00Z | 2005-10-30 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2006-04-02T08:00:00Z | 2006-04-02 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2006-10-29T07:00:00Z | 2006-10-29 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2007-04-01T08:00:00Z | 2007-04-01 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2007-10-28T07:00:00Z | 2007-10-28 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2008-04-06T08:00:00Z | 2008-04-06 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2008-10-26T07:00:00Z | 2008-10-26 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2009-04-05T08:00:00Z | 2009-04-05 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2009-10-25T07:00:00Z | 2009-10-25 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2010-04-04T08:00:00Z | 2010-04-04 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2010-10-31T07:00:00Z | 2010-10-31 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2011-04-03T08:00:00Z | 2011-04-03 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2011-10-30T07:00:00Z | 2011-10-30 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2012-04-01T08:00:00Z | 2012-04-01 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2012-10-28T07:00:00Z | 2012-10-28 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2013-04-07T08:00:00Z | 2013-04-07 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2013-10-27T07:00:00Z | 2013-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2014-04-06T08:00:00Z | 2014-04-06 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
2014-10-26T07:00:00Z | 2014-10-26 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
2015-02-01T08:00:00Z | 2015-02-01 03:00:00 | -06:00 → -05:00 | EST | 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.
northamerica(Lines 2876 to 2877)