Times and Dates Across the United States....
Daylight Saving Time begins for most of the United States at 2 a.m. on the first Sunday of April.
Time reverts to Standard Time at 2 a.m. on the last Sunday of October.
Daylight Saving Time is not observed in Hawaii, American Samoa, Guam, Puerto Rico, the
Virgin Islands, and by most of Arizona (with the exception of the Navajo Indian Reservation).
Alaska (AK) 90% of Alaska is (1 hour) behind the Pacific Time Zone, while the far reaches of the
Aleutian Islands and St. Lawrence Island enter Hawaii-Aleutian time.
Arizona (AZ) (in summer) is on Pacific Time, (in winter) on Mountain Time
Exceptions Parts of Florida, Idaho, Indiana, Kansas, Kentucky, Michigan, Nebraska, North Dakota,
Oregon, South Dakota, Tennessee and Texas are in two time zones.