Easter Island time zone history
On standard time, clocks at Easter Island run 1 hour 18 minutes ahead of local mean solar time, the largest gap of the 31 zones in Oceania whose clocks run ahead of the sun. Under the current rules, summer time lasts 211 days in 2027, the longest of the 11 zones in Oceania with summer time.
UTC−6
Standard time is UTC−6; clocks go forward to UTC−5 on the first Saturday in September and back on the first Saturday in April.
Summer time in every year since 1970
Before 1970
Standard time changes
| Date | Change | New standard time | Clock label |
|---|---|---|---|
| Before 1970 | |||
| January 1, 1890 | Local mean time (UTC−7:17:28) replaced | UTC−7:17:28 | EMT |
| September 1, 1932 | Standard time forward 17 minutes | UTC−7 | numeric only |
| Since 1970 | |||
| March 13, 1982 | Summer offset kept as standard time; clocks did not move | UTC−6 | numeric only |
Daylight saving periods
| Years | Clocks go forward | Clocks go back | Shift and labels |
|---|---|---|---|
| Before 1970 | |||
| 1968 | November 2 | not that year | 1 hour |
| 1969 | November 22 | March 29 | 1 hour |
| Since 1970 | |||
| 1970 | October 10 | March 28 | 1 hour |
| 1971–1972 | second Saturday in October, 21:00 | second Saturday in March, 21:00 | 1 hour |
| 1973 | September 29 | March 10 | 1 hour |
| 1974–1981 | second Saturday in October, 21:00 | second Saturday in March, 21:00 | 1 hour |
| 1982 | October 9 | not that year | 1 hour |
| 1983–1986 | second Saturday in October, 22:00 | second Saturday in March, 22:00 | 1 hour |
| 1987 | October 10 | April 11 | 1 hour |
| 1988–1989 | second Saturday in October, 22:00 | second Saturday in March, 22:00 | 1 hour |
| 1990 | September 15 | March 10 | 1 hour |
| 1991–1996 | second Saturday in October, 22:00 | second Saturday in March, 22:00 | 1 hour |
| 1997 | October 11 | March 29 | 1 hour |
| 1998 | September 26 | March 14 | 1 hour |
| 1999 | October 9 | April 3 | 1 hour |
| 2000–2007 | second Saturday in October, 22:00 | second Saturday in March, 22:00 | 1 hour |
| 2008 | October 11 | March 29 | 1 hour |
| 2009 | October 10 | March 14 | 1 hour |
| 2010 | October 9 | April 3 | 1 hour |
| 2011 | August 20 | May 7 | 1 hour |
| 2012–2014 | first Saturday in September, 22:00 | fourth Saturday in April, 22:00 | 1 hour |
| 2016–2018 | second Saturday in August, 22:00 | second Saturday in May, 22:00 | 1 hour |
| 2019–2021 | first Saturday in September, 22:00 | first Saturday in April, 22:00 | 1 hour |
| 2022 | September 10 | April 2 | 1 hour |
| 2023–2037 | first Saturday in September, 22:00 | first Saturday in April, 22:00 | 1 hour |
Clock changes in 2026, 2027 and 2028
The clocks go forward 1 hour on September 5, 2026, September 4, 2027 and September 2, 2028 at 22:00 and back 1 hour on April 4, 2026, April 3, 2027 and April 1, 2028 at 22:00, local time.
Also on UTC−6
Galápagos Islands (Ecuador), Costa Rica, Nicaragua, El Salvador, Guatemala, Honduras, Mexico City (Mexico), Bahía de Banderas (Mexico), Belize and Mérida (Mexico) (nearest first; 17 more on the list of offsets).
Clocks next door since 1970
- Pitcairn Islands (2,072 km): usually 3 hours behind; different on 15,012 days in 1970–2014 and 2016–2026; 2 hours behind today.
- Gambier Islands (French Polynesia) (2,602 km): usually 3 hours behind; different on 10,847 days in 1970–2026.
- Galápagos Islands (Ecuador) (3,605 km): same time except 13,010 days in 1970–2026.
- Marquesas Islands (French Polynesia) (3,747 km): usually 3 hours 30 minutes behind; different on 10,847 days in 1970–2026.
- Santiago (3,765 km): usually 2 hours ahead; different on 4,455 days in 1970–1982.
How it compares
Clocks have been changed 112 times since 1970, tied second-most among the 42 zones in Oceania.