Exact time with seconds in Saint-Barthelemy and timezones

The official time zone for Saint-Barthélemy is Atlantic Standard Time (AST). This is the same as the Eastern time zone in the United States (EST or EDT, depending on the time of the year). Daylight savings time is observed in the summer months, when the time on the island is referred to as Atlantic Daylight Time (ADT). The island is four hours behind Coordinated Universal Time (UTC-4).