Time in São Tomé and Príncipe
From Wikipedia, the free encyclopedia
Time in the island country of São Tomé and Príncipe is given by Greenwich Mean Time (GMT; UTC+00:00).[1] São Tomé and Príncipe has never observed daylight saving time.[2]
1 January 2019 (readopted)
| Time in São Tomé and Príncipe | |
|---|---|
| Time zone | Greenwich Mean Time |
| Initials | GMT |
| UTC offset | UTC+00:00 |
| Adopted | 1 January 1912–1 January 2018 1 January 2019 (readopted) |
| Daylight saving time | |
| DST not observed | |
| tz database | |
| Africa/Sao_Tome | |
History
Under Portuguese rule, São Tomé and Príncipe first observed the local mean time UTC+0:26:56 until 1884, when it adopted UTC-0:36:45. GMT (UTC+00:00) was adopted on 1 January 1912.[3] The country briefly adopted West Africa Time (WAT; UTC+01:00) on 1 January 2018,[4] but reverted back on 1 January the following year.[5]
IANA time zone database
In the IANA time zone database, São Tomé and Príncipe is given one zone in the file zone.tab – Africa/Sao_Tome. "ST" refers to the country's ISO 3166-1 alpha-2 country code. Data for São Tomé and Príncipe directly from zone.tab of the IANA time zone database; columns marked with * are the columns from zone.tab itself:[3]