Almost all of Alaska is in the Alaska Time Zone which is is 9 hours behind Greenwich Mean Time (GMT-9).
The western most Aleutian Islands and St. Lawrence island are on Hawaii-Aleutian Time, which is 10 hours behind Greenwich Mean Time (GMT-10).
Time Zone: America Anchorage (USA Alaska Time)
Like most states in the U.S., Daylight Saving Time is observed in Alaska, where the time is shifted forward by 1 hour, resulting in an 8 hours difference behind Greenwich Mean Time (GMT-8).
After the Summer months the time is shifted back by 1
hour resulting in the normal 9 hours difference behind GMT.
DAYLIGHT SAVING TIME
USA and Canada past and future DST schedules hereDaylight Saving 2020