History of daylight savings time for : Zacatecoluca - El Salvador
| Year : 1920 - Zacatecoluca El Salvador |
|---|
| Back to standard time on friday 31 december 1920 23 h 56 (GMT - 6 h ) CST |
| Year : 1987 - Zacatecoluca El Salvador |
| Transition to daylight saving time on sunday 03 may 1987 01 h 00 (GMT - 5 h ) CDT |
| Back to standard time on saturday 26 september 1987 23 h 00 (GMT - 6 h ) CST |
| Year : 1988 - Zacatecoluca El Salvador |
| Transition to daylight saving time on sunday 01 may 1988 01 h 00 (GMT - 5 h ) CDT |
| Back to standard time on saturday 24 september 1988 23 h 00 (GMT - 6 h ) CST |
