Is It EDT or EST?

Eastern Time in the America/New_York time zone switches between Eastern Daylight Time (EDT) at UTC-4 during summer months and Eastern Standard Time (EST) at UTC-5 during winter months. EDT runs from the second Sunday in March to the first Sunday in November, while EST runs from the first Sunday in November to the second Sunday in March, with clock changes occurring at 2:00 AM local time. A live clock tool is available to instantly display which time zone is currently in effect.