Time Zone Changes in 1963
In 1963, 188 time zone transitions occurred across 110 regions worldwide. Clocks moved forward in 101 transitions (gaps) and turned back in 87 transitions (overlaps).
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Transitions in 1963 (188)
| Zone | Instant (UTC) | Local Wall Time | Shift | Abbreviation | DST | Effect |
|---|---|---|---|---|---|---|
| America/Belize | 1963-02-10T05:30:00Z | 1963-02-09 23:30:00 | -05:30 → -06:00 | CST | No | overlap |
| Europe/Oslo | 1963-03-17T01:00:00Z | 1963-03-17 03:00:00 | +01:00 → +02:00 | CEST | Yes | gap |
| Asia/Hong_Kong | 1963-03-23T19:30:00Z | 1963-03-24 04:30:00 | +08:00 → +09:00 | HKST | Yes | gap |
| Asia/Macao | 1963-03-23T19:30:00Z | 1963-03-24 04:30:00 | +08:00 → +09:00 | CDT | Yes | gap |
| Asia/Macau | 1963-03-23T19:30:00Z | 1963-03-24 04:30:00 | +08:00 → +09:00 | CDT | Yes | gap |
| Hongkong | 1963-03-23T19:30:00Z | 1963-03-24 04:30:00 | +08:00 → +09:00 | HKST | Yes | gap |
| Eire | 1963-03-31T02:00:00Z | 1963-03-31 03:00:00 | +00:00 → +01:00 | IST | Yes | gap |
| Europe/Belfast | 1963-03-31T02:00:00Z | 1963-03-31 03:00:00 | +00:00 → +01:00 | BST | Yes | gap |
| Europe/Dublin | 1963-03-31T02:00:00Z | 1963-03-31 03:00:00 | +00:00 → +01:00 | IST | Yes | gap |
| Europe/Guernsey | 1963-03-31T02:00:00Z | 1963-03-31 03:00:00 | +00:00 → +01:00 | BST | Yes | gap |
| Europe/Isle_of_Man | 1963-03-31T02:00:00Z | 1963-03-31 03:00:00 | +00:00 → +01:00 | BST | Yes | gap |
| Europe/Jersey | 1963-03-31T02:00:00Z | 1963-03-31 03:00:00 | +00:00 → +01:00 | BST | Yes | gap |
| Europe/London | 1963-03-31T02:00:00Z | 1963-03-31 03:00:00 | +00:00 → +01:00 | BST | Yes | gap |
| GB | 1963-03-31T02:00:00Z | 1963-03-31 03:00:00 | +00:00 → +01:00 | BST | Yes | gap |
| GB-Eire | 1963-03-31T02:00:00Z | 1963-03-31 03:00:00 | +00:00 → +01:00 | BST | Yes | gap |
| Atlantic/Reykjavik | 1963-04-07T02:00:00Z | 1963-04-07 02:00:00 | -01:00 → +00:00 | +00 | Yes | gap |
| Europe/Lisbon | 1963-04-07T02:00:00Z | 1963-04-07 03:00:00 | +00:00 → +01:00 | WEST | Yes | gap |
| Portugal | 1963-04-07T02:00:00Z | 1963-04-07 03:00:00 | +00:00 → +01:00 | WEST | Yes | gap |
| WET | 1963-04-07T02:00:00Z | 1963-04-07 03:00:00 | +00:00 → +01:00 | WEST | Yes | gap |
| Atlantic/Madeira | 1963-04-07T03:00:00Z | 1963-04-07 03:00:00 | -01:00 → +00:00 | +00 | Yes | gap |
| Atlantic/Azores | 1963-04-07T04:00:00Z | 1963-04-07 03:00:00 | -02:00 → -01:00 | -01 | Yes | gap |
| Africa/Algiers | 1963-04-13T23:00:00Z | 1963-04-13 23:00:00 | +01:00 → +00:00 | WET | No | overlap |
| America/Goose_Bay | 1963-04-28T05:30:00Z | 1963-04-28 03:00:00 | -03:30 → -02:30 | NDT | Yes | gap |
| America/St_Johns | 1963-04-28T05:30:00Z | 1963-04-28 03:00:00 | -03:30 → -02:30 | NDT | Yes | gap |
| Canada/Newfoundland | 1963-04-28T05:30:00Z | 1963-04-28 03:00:00 | -03:30 → -02:30 | NDT | Yes | gap |
| America/Halifax | 1963-04-28T06:00:00Z | 1963-04-28 03:00:00 | -04:00 → -03:00 | ADT | Yes | gap |
| America/Moncton | 1963-04-28T06:00:00Z | 1963-04-28 03:00:00 | -04:00 → -03:00 | ADT | Yes | gap |
| Canada/Atlantic | 1963-04-28T06:00:00Z | 1963-04-28 03:00:00 | -04:00 → -03:00 | ADT | Yes | gap |
| America/Montreal | 1963-04-28T07:00:00Z | 1963-04-28 03:00:00 | -05:00 → -04:00 | EDT | Yes | gap |
| America/New_York | 1963-04-28T07:00:00Z | 1963-04-28 03:00:00 | -05:00 → -04:00 | EDT | Yes | gap |
| America/Nipigon | 1963-04-28T07:00:00Z | 1963-04-28 03:00:00 | -05:00 → -04:00 | EDT | Yes | gap |
| America/Thunder_Bay | 1963-04-28T07:00:00Z | 1963-04-28 03:00:00 | -05:00 → -04:00 | EDT | Yes | gap |
| America/Toronto | 1963-04-28T07:00:00Z | 1963-04-28 03:00:00 | -05:00 → -04:00 | EDT | Yes | gap |
| Canada/Eastern | 1963-04-28T07:00:00Z | 1963-04-28 03:00:00 | -05:00 → -04:00 | EDT | Yes | gap |
| US/Eastern | 1963-04-28T07:00:00Z | 1963-04-28 03:00:00 | -05:00 → -04:00 | EDT | Yes | gap |
| America/Chicago | 1963-04-28T08:00:00Z | 1963-04-28 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
| America/Indiana/Petersburg | 1963-04-28T08:00:00Z | 1963-04-28 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
| America/Indiana/Tell_City | 1963-04-28T08:00:00Z | 1963-04-28 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
| America/Indiana/Vincennes | 1963-04-28T08:00:00Z | 1963-04-28 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
| America/Rainy_River | 1963-04-28T08:00:00Z | 1963-04-28 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
| America/Winnipeg | 1963-04-28T08:00:00Z | 1963-04-28 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
| Canada/Central | 1963-04-28T08:00:00Z | 1963-04-28 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
| US/Central | 1963-04-28T08:00:00Z | 1963-04-28 03:00:00 | -06:00 → -05:00 | CDT | Yes | gap |
| America/Ensenada | 1963-04-28T09:00:00Z | 1963-04-28 02:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
| America/Los_Angeles | 1963-04-28T09:00:00Z | 1963-04-28 02:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
| America/Santa_Isabel | 1963-04-28T09:00:00Z | 1963-04-28 02:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
| America/Tijuana | 1963-04-28T09:00:00Z | 1963-04-28 02:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
| Mexico/BajaNorte | 1963-04-28T09:00:00Z | 1963-04-28 02:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
| US/Pacific | 1963-04-28T09:00:00Z | 1963-04-28 02:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
| America/Dawson_Creek | 1963-04-28T10:00:00Z | 1963-04-28 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
| America/Fort_Nelson | 1963-04-28T10:00:00Z | 1963-04-28 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
| America/Vancouver | 1963-04-28T10:00:00Z | 1963-04-28 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
| Canada/Pacific | 1963-04-28T10:00:00Z | 1963-04-28 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
| Africa/Cairo | 1963-04-30T23:00:00Z | 1963-05-01 02:00:00 | +02:00 → +03:00 | EEST | Yes | gap |
| Asia/Gaza | 1963-04-30T23:00:00Z | 1963-05-01 02:00:00 | +02:00 → +03:00 | EEST | Yes | gap |
| Asia/Hebron | 1963-04-30T23:00:00Z | 1963-05-01 02:00:00 | +02:00 → +03:00 | EEST | Yes | gap |
| Egypt | 1963-04-30T23:00:00Z | 1963-05-01 02:00:00 | +02:00 → +03:00 | EEST | Yes | gap |
| Asia/Damascus | 1963-05-01T00:00:00Z | 1963-05-01 03:00:00 | +02:00 → +03:00 | EEST | Yes | gap |
| Europe/Warsaw | 1963-05-26T00:00:00Z | 1963-05-26 02:00:00 | +01:00 → +02:00 | CEST | Yes | gap |
| Poland | 1963-05-26T00:00:00Z | 1963-05-26 02:00:00 | +01:00 → +02:00 | CEST | Yes | gap |
| Europe/Oslo | 1963-09-15T01:00:00Z | 1963-09-15 02:00:00 | +02:00 → +01:00 | CET | No | overlap |
| America/Rainy_River | 1963-09-22T07:00:00Z | 1963-09-22 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| America/Winnipeg | 1963-09-22T07:00:00Z | 1963-09-22 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| Canada/Central | 1963-09-22T07:00:00Z | 1963-09-22 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| Europe/Warsaw | 1963-09-29T00:00:00Z | 1963-09-29 01:00:00 | +02:00 → +01:00 | CET | No | overlap |
| Poland | 1963-09-29T00:00:00Z | 1963-09-29 01:00:00 | +02:00 → +01:00 | CET | No | overlap |
| Asia/Damascus | 1963-09-29T23:00:00Z | 1963-09-30 01:00:00 | +03:00 → +02:00 | EET | No | overlap |
| Africa/Cairo | 1963-09-30T00:00:00Z | 1963-09-30 02:00:00 | +03:00 → +02:00 | EET | No | overlap |
| Asia/Gaza | 1963-09-30T00:00:00Z | 1963-09-30 02:00:00 | +03:00 → +02:00 | EET | No | overlap |
| Asia/Hebron | 1963-09-30T00:00:00Z | 1963-09-30 02:00:00 | +03:00 → +02:00 | EET | No | overlap |
| Egypt | 1963-09-30T00:00:00Z | 1963-09-30 02:00:00 | +03:00 → +02:00 | EET | No | overlap |
| America/Argentina/Buenos_Aires | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/Catamarca | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/ComodRivadavia | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/Cordoba | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/Jujuy | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/La_Rioja | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/Mendoza | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/Rio_Gallegos | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/Salta | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/San_Juan | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/San_Luis | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/Tucuman | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Argentina/Ushuaia | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Buenos_Aires | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Catamarca | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Cordoba | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Jujuy | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Mendoza | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| America/Rosario | 1963-10-01T03:00:00Z | 1963-09-30 23:00:00 | -03:00 → -04:00 | -04 | No | overlap |
| Europe/Lisbon | 1963-10-06T02:00:00Z | 1963-10-06 02:00:00 | +01:00 → +00:00 | WET | No | overlap |
| Portugal | 1963-10-06T02:00:00Z | 1963-10-06 02:00:00 | +01:00 → +00:00 | WET | No | overlap |
| WET | 1963-10-06T02:00:00Z | 1963-10-06 02:00:00 | +01:00 → +00:00 | WET | No | overlap |
| Atlantic/Madeira | 1963-10-06T03:00:00Z | 1963-10-06 02:00:00 | +00:00 → -01:00 | -01 | No | overlap |
| Atlantic/Azores | 1963-10-06T04:00:00Z | 1963-10-06 02:00:00 | -01:00 → -02:00 | -02 | No | overlap |
| America/Belize | 1963-10-06T06:00:00Z | 1963-10-06 00:30:00 | -06:00 → -05:30 | -0530 | Yes | gap |
| America/Sao_Paulo | 1963-10-23T03:00:00Z | 1963-10-23 01:00:00 | -03:00 → -02:00 | -02 | Yes | gap |
| Brazil/East | 1963-10-23T03:00:00Z | 1963-10-23 01:00:00 | -03:00 → -02:00 | -02 | Yes | gap |
| Atlantic/Reykjavik | 1963-10-27T02:00:00Z | 1963-10-27 01:00:00 | +00:00 → -01:00 | -01 | No | overlap |
| Eire | 1963-10-27T02:00:00Z | 1963-10-27 02:00:00 | +01:00 → +00:00 | GMT | No | overlap |
| Europe/Belfast | 1963-10-27T02:00:00Z | 1963-10-27 02:00:00 | +01:00 → +00:00 | GMT | No | overlap |
| Europe/Dublin | 1963-10-27T02:00:00Z | 1963-10-27 02:00:00 | +01:00 → +00:00 | GMT | No | overlap |
| Europe/Guernsey | 1963-10-27T02:00:00Z | 1963-10-27 02:00:00 | +01:00 → +00:00 | GMT | No | overlap |
| Europe/Isle_of_Man | 1963-10-27T02:00:00Z | 1963-10-27 02:00:00 | +01:00 → +00:00 | GMT | No | overlap |
| Europe/Jersey | 1963-10-27T02:00:00Z | 1963-10-27 02:00:00 | +01:00 → +00:00 | GMT | No | overlap |
| Europe/London | 1963-10-27T02:00:00Z | 1963-10-27 02:00:00 | +01:00 → +00:00 | GMT | No | overlap |
| GB | 1963-10-27T02:00:00Z | 1963-10-27 02:00:00 | +01:00 → +00:00 | GMT | No | overlap |
| GB-Eire | 1963-10-27T02:00:00Z | 1963-10-27 02:00:00 | +01:00 → +00:00 | GMT | No | overlap |
| America/Goose_Bay | 1963-10-27T04:30:00Z | 1963-10-27 01:00:00 | -02:30 → -03:30 | NST | No | overlap |
| America/St_Johns | 1963-10-27T04:30:00Z | 1963-10-27 01:00:00 | -02:30 → -03:30 | NST | No | overlap |
| Canada/Newfoundland | 1963-10-27T04:30:00Z | 1963-10-27 01:00:00 | -02:30 → -03:30 | NST | No | overlap |
| America/Halifax | 1963-10-27T05:00:00Z | 1963-10-27 01:00:00 | -03:00 → -04:00 | AST | No | overlap |
| America/Moncton | 1963-10-27T05:00:00Z | 1963-10-27 01:00:00 | -03:00 → -04:00 | AST | No | overlap |
| Canada/Atlantic | 1963-10-27T05:00:00Z | 1963-10-27 01:00:00 | -03:00 → -04:00 | AST | No | overlap |
| America/Montreal | 1963-10-27T06:00:00Z | 1963-10-27 01:00:00 | -04:00 → -05:00 | EST | No | overlap |
| America/New_York | 1963-10-27T06:00:00Z | 1963-10-27 01:00:00 | -04:00 → -05:00 | EST | No | overlap |
| America/Nipigon | 1963-10-27T06:00:00Z | 1963-10-27 01:00:00 | -04:00 → -05:00 | EST | No | overlap |
| America/Thunder_Bay | 1963-10-27T06:00:00Z | 1963-10-27 01:00:00 | -04:00 → -05:00 | EST | No | overlap |
| America/Toronto | 1963-10-27T06:00:00Z | 1963-10-27 01:00:00 | -04:00 → -05:00 | EST | No | overlap |
| Canada/Eastern | 1963-10-27T06:00:00Z | 1963-10-27 01:00:00 | -04:00 → -05:00 | EST | No | overlap |
| US/Eastern | 1963-10-27T06:00:00Z | 1963-10-27 01:00:00 | -04:00 → -05:00 | EST | No | overlap |
| America/Chicago | 1963-10-27T07:00:00Z | 1963-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| America/Indiana/Knox | 1963-10-27T07:00:00Z | 1963-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| America/Indiana/Petersburg | 1963-10-27T07:00:00Z | 1963-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| America/Indiana/Tell_City | 1963-10-27T07:00:00Z | 1963-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| America/Indiana/Vincennes | 1963-10-27T07:00:00Z | 1963-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| America/Knox_IN | 1963-10-27T07:00:00Z | 1963-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| US/Central | 1963-10-27T07:00:00Z | 1963-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| US/Indiana-Starke | 1963-10-27T07:00:00Z | 1963-10-27 01:00:00 | -05:00 → -06:00 | CST | No | overlap |
| America/Dawson_Creek | 1963-10-27T09:00:00Z | 1963-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
| America/Ensenada | 1963-10-27T09:00:00Z | 1963-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
| America/Fort_Nelson | 1963-10-27T09:00:00Z | 1963-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
| America/Los_Angeles | 1963-10-27T09:00:00Z | 1963-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
| America/Santa_Isabel | 1963-10-27T09:00:00Z | 1963-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
| America/Tijuana | 1963-10-27T09:00:00Z | 1963-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
| America/Vancouver | 1963-10-27T09:00:00Z | 1963-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
| Canada/Pacific | 1963-10-27T09:00:00Z | 1963-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
| Mexico/BajaNorte | 1963-10-27T09:00:00Z | 1963-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
| US/Pacific | 1963-10-27T09:00:00Z | 1963-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
| Asia/Istanbul | 1963-10-29T21:00:00Z | 1963-10-29 23:00:00 | +03:00 → +02:00 | EET | No | overlap |
| Europe/Istanbul | 1963-10-29T21:00:00Z | 1963-10-29 23:00:00 | +03:00 → +02:00 | EET | No | overlap |
| Turkey | 1963-10-29T21:00:00Z | 1963-10-29 23:00:00 | +03:00 → +02:00 | EET | No | overlap |
| Asia/Hong_Kong | 1963-11-02T18:30:00Z | 1963-11-03 02:30:00 | +09:00 → +08:00 | HKT | No | overlap |
| Asia/Macao | 1963-11-02T18:30:00Z | 1963-11-03 02:30:00 | +09:00 → +08:00 | CST | No | overlap |
| Asia/Macau | 1963-11-02T18:30:00Z | 1963-11-03 02:30:00 | +09:00 → +08:00 | CST | No | overlap |
| Hongkong | 1963-11-02T18:30:00Z | 1963-11-03 02:30:00 | +09:00 → +08:00 | HKT | No | overlap |
| America/Noronha | 1963-12-09T02:00:00Z | 1963-12-09 01:00:00 | -02:00 → -01:00 | -01 | Yes | gap |
| Brazil/DeNoronha | 1963-12-09T02:00:00Z | 1963-12-09 01:00:00 | -02:00 → -01:00 | -01 | Yes | gap |
| America/Araguaina | 1963-12-09T03:00:00Z | 1963-12-09 01:00:00 | -03:00 → -02:00 | -02 | Yes | gap |
| America/Bahia | 1963-12-09T03:00:00Z | 1963-12-09 01:00:00 | -03:00 → -02:00 | -02 | Yes | gap |
| America/Belem | 1963-12-09T03:00:00Z | 1963-12-09 01:00:00 | -03:00 → -02:00 | -02 | Yes | gap |
| America/Fortaleza | 1963-12-09T03:00:00Z | 1963-12-09 01:00:00 | -03:00 → -02:00 | -02 | Yes | gap |
| America/Maceio | 1963-12-09T03:00:00Z | 1963-12-09 01:00:00 | -03:00 → -02:00 | -02 | Yes | gap |
| America/Recife | 1963-12-09T03:00:00Z | 1963-12-09 01:00:00 | -03:00 → -02:00 | -02 | Yes | gap |
| America/Boa_Vista | 1963-12-09T04:00:00Z | 1963-12-09 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Campo_Grande | 1963-12-09T04:00:00Z | 1963-12-09 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Cuiaba | 1963-12-09T04:00:00Z | 1963-12-09 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Manaus | 1963-12-09T04:00:00Z | 1963-12-09 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Porto_Velho | 1963-12-09T04:00:00Z | 1963-12-09 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Santarem | 1963-12-09T04:00:00Z | 1963-12-09 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| Brazil/West | 1963-12-09T04:00:00Z | 1963-12-09 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Eirunepe | 1963-12-09T05:00:00Z | 1963-12-09 01:00:00 | -05:00 → -04:00 | -04 | Yes | gap |
| America/Porto_Acre | 1963-12-09T05:00:00Z | 1963-12-09 01:00:00 | -05:00 → -04:00 | -04 | Yes | gap |
| America/Rio_Branco | 1963-12-09T05:00:00Z | 1963-12-09 01:00:00 | -05:00 → -04:00 | -04 | Yes | gap |
| Brazil/Acre | 1963-12-09T05:00:00Z | 1963-12-09 01:00:00 | -05:00 → -04:00 | -04 | Yes | gap |
| Africa/Malabo | 1963-12-15T00:00:00Z | 1963-12-15 01:00:00 | +00:00 → +01:00 | WAT | No | gap |
| America/Argentina/Buenos_Aires | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/Catamarca | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/ComodRivadavia | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/Cordoba | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/Jujuy | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/La_Rioja | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/Mendoza | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/Rio_Gallegos | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/Salta | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/San_Juan | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/San_Luis | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/Tucuman | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Argentina/Ushuaia | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Buenos_Aires | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Catamarca | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Cordoba | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Jujuy | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Mendoza | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| America/Rosario | 1963-12-15T04:00:00Z | 1963-12-15 01:00:00 | -04:00 → -03:00 | -03 | Yes | gap |
| Asia/Jayapura | 1963-12-31T14:30:00Z | 1963-12-31 23:30:00 | +09:30 → +09:00 | WIT | No | overlap |
| Asia/Jakarta | 1963-12-31T16:30:00Z | 1963-12-31 23:30:00 | +07:30 → +07:00 | WIB | No | overlap |
| Asia/Pontianak | 1963-12-31T16:30:00Z | 1964-01-01 00:30:00 | +07:30 → +08:00 | WITA | No | gap |