The time in Old Harbour is the same as the time in ニューヨーク when ニューヨーク is on standard time, and the time in ニューヨーク より 1 時間 だけ遅いです when ニューヨーク is on daylight saving time.
Old Harbour does not change between summer time and winter time.
The IANA time zone identifier for Old Harbour is America/Jamaica.