History of daylight savings time for : Half Way Tree (Jamaica) Year : 1901 Back to standard time on Friday 13 December 1901 - 20 h 45 (GMT - 5 h 7.1666666666667) KMT Year : 1912 Back to standard time on Thursday 1 February 1912 - 05 h 07 (GMT - 5 h ) EST Year : 1974 Transition to daylight saving time on Sunday 6 January 1974 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 27 October 1974 - 06 h 00 (GMT - 5 h ) EST Year : 1975 Transition to daylight saving time on Sunday 23 February 1975 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 26 October 1975 - 06 h 00 (GMT - 5 h ) EST Year : 1976 Transition to daylight saving time on Sunday 25 April 1976 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 31 October 1976 - 06 h 00 (GMT - 5 h ) EST Year : 1977 Transition to daylight saving time on Sunday 24 April 1977 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 30 October 1977 - 06 h 00 (GMT - 5 h ) EST Year : 1978 Transition to daylight saving time on Sunday 30 April 1978 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 29 October 1978 - 06 h 00 (GMT - 5 h ) EST Year : 1979 Transition to daylight saving time on Sunday 29 April 1979 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 28 October 1979 - 06 h 00 (GMT - 5 h ) EST Year : 1980 Transition to daylight saving time on Sunday 27 April 1980 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 26 October 1980 - 06 h 00 (GMT - 5 h ) EST Year : 1981 Transition to daylight saving time on Sunday 26 April 1981 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 25 October 1981 - 06 h 00 (GMT - 5 h ) EST Year : 1982 Transition to daylight saving time on Sunday 25 April 1982 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 31 October 1982 - 06 h 00 (GMT - 5 h ) EST Year : 1983 Transition to daylight saving time on Sunday 24 April 1983 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 30 October 1983 - 06 h 00 (GMT - 5 h ) EST
Year : 1901 Back to standard time on Friday 13 December 1901 - 20 h 45 (GMT - 5 h 7.1666666666667) KMT Year : 1912 Back to standard time on Thursday 1 February 1912 - 05 h 07 (GMT - 5 h ) EST Year : 1974 Transition to daylight saving time on Sunday 6 January 1974 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 27 October 1974 - 06 h 00 (GMT - 5 h ) EST Year : 1975 Transition to daylight saving time on Sunday 23 February 1975 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 26 October 1975 - 06 h 00 (GMT - 5 h ) EST Year : 1976 Transition to daylight saving time on Sunday 25 April 1976 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 31 October 1976 - 06 h 00 (GMT - 5 h ) EST Year : 1977 Transition to daylight saving time on Sunday 24 April 1977 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 30 October 1977 - 06 h 00 (GMT - 5 h ) EST Year : 1978 Transition to daylight saving time on Sunday 30 April 1978 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 29 October 1978 - 06 h 00 (GMT - 5 h ) EST Year : 1979 Transition to daylight saving time on Sunday 29 April 1979 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 28 October 1979 - 06 h 00 (GMT - 5 h ) EST Year : 1980 Transition to daylight saving time on Sunday 27 April 1980 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 26 October 1980 - 06 h 00 (GMT - 5 h ) EST Year : 1981 Transition to daylight saving time on Sunday 26 April 1981 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 25 October 1981 - 06 h 00 (GMT - 5 h ) EST Year : 1982 Transition to daylight saving time on Sunday 25 April 1982 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 31 October 1982 - 06 h 00 (GMT - 5 h ) EST Year : 1983 Transition to daylight saving time on Sunday 24 April 1983 - 07 h 00 (GMT - 4 h ) EDT Back to standard time on Sunday 30 October 1983 - 06 h 00 (GMT - 5 h ) EST