History of daylight savings time for : Patnanungan (Philippines) Year : 1901 Back to standard time on Friday 13 December 1901 - 20 h 45 (GMT + 8 h ) PST Year : 1936 Transition to daylight saving time on Saturday 31 October 1936 - 16 h 00 (GMT + 9 h ) PDT Year : 1937 Back to standard time on Sunday 31 January 1937 - 15 h 00 (GMT + 8 h ) PST Year : 1942 Back to standard time on Thursday 30 April 1942 - 16 h 00 (GMT + 9 h ) JST Year : 1944 Back to standard time on Thuesday 31 October 1944 - 15 h 00 (GMT + 8 h ) PST Year : 1954 Transition to daylight saving time on Sunday 11 April 1954 - 16 h 00 (GMT + 9 h ) PDT Back to standard time on Wednesday 30 June 1954 - 15 h 00 (GMT + 8 h ) PST Year : 1978 Transition to daylight saving time on Thuesday 21 March 1978 - 16 h 00 (GMT + 9 h ) PDT Back to standard time on Wednesday 20 September 1978 - 15 h 00 (GMT + 8 h ) PST
Year : 1901 Back to standard time on Friday 13 December 1901 - 20 h 45 (GMT + 8 h ) PST Year : 1936 Transition to daylight saving time on Saturday 31 October 1936 - 16 h 00 (GMT + 9 h ) PDT Year : 1937 Back to standard time on Sunday 31 January 1937 - 15 h 00 (GMT + 8 h ) PST Year : 1942 Back to standard time on Thursday 30 April 1942 - 16 h 00 (GMT + 9 h ) JST Year : 1944 Back to standard time on Thuesday 31 October 1944 - 15 h 00 (GMT + 8 h ) PST Year : 1954 Transition to daylight saving time on Sunday 11 April 1954 - 16 h 00 (GMT + 9 h ) PDT Back to standard time on Wednesday 30 June 1954 - 15 h 00 (GMT + 8 h ) PST Year : 1978 Transition to daylight saving time on Thuesday 21 March 1978 - 16 h 00 (GMT + 9 h ) PDT Back to standard time on Wednesday 20 September 1978 - 15 h 00 (GMT + 8 h ) PST