Galápagos Islands time zone history
The Galápagos Islands kept local mean time (UTC−5:58:24) until 1931, the latest switch of the 25 zones on UTC−6 standard time with local mean time in the record. Daylight saving time was used in 2 years since 1970, last in 1993; under the current rules the clocks no longer change.
UTC−6
Standard time is UTC−6 all year under the current rules.
Summer time in 2 of 57 years since 1970
Before 1970
Standard time changes
| Date | Change | New standard time | Clock label |
|---|---|---|---|
| Before 1970 | |||
| January 1, 1931 | Local mean time (UTC−5:58:24) replaced | UTC−5 | numeric only |
| Since 1970 | |||
| January 1, 1986 | Standard time back 1 hour | UTC−6 | numeric only |
Daylight saving periods
| Years | Clocks go forward | Clocks go back | Shift and labels |
|---|---|---|---|
| 1992 | November 28 | not that year | 1 hour |
| 1993 | not that year | February 5 | 1 hour |
Also on UTC−6
Costa Rica, Nicaragua, El Salvador, Honduras, Guatemala, Belize, Mérida (Mexico), Mexico City (Mexico), Bahía de Banderas (Mexico) and Matamoros (Mexico) (nearest first; 17 more on the list of offsets).
Clocks next door since 1970
- Guayaquil (1,095 km): usually 1 hour ahead; different on 5,844 days in 1970–1986, 1992 and 1993.
- Costa Rica (1,351 km): same time except 5,937 days in 1970–1986 and 1991–1993.
- Nicaragua (1,497 km): same time except 7,046 days in 1970–1973, 1975–1986, 1992–1997, 2005 and 2006.
- Panama (1,564 km): usually 1 hour ahead; different on 5,913 days in 1970–1986, 1992 and 1993.
- El Salvador (1,624 km): same time except 6,207 days in 1970–1988, 1992 and 1993.
How it compares
On standard time, clocks in the Galápagos Islands run 2 minutes behind local mean solar time.