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Adak time zone

Time zone and DST transitions in Adak, United States

Adak time zone

HAST - Hawaii-Aleutian Standard Time
HADT - Hawaii-Aleutian Daylight Time when daylight saving time is being observed (from early March to early November)

Adak time

--:-- HDT

When does the time change in 2025

When do clocks go forward?

The clocks go forward by one hour at 12:00 PM on 9 March 2025, jumping from 12:00 PM to 01:00 PM (so called "spring forward"). This marks the beginning of HDT. There's more daylight in the evenings and less in the mornings.

When do clocks go back?

The clocks 'fall back' by one hour at 11:00 AM on 2 November 2025, changing from 11:00 AM to 10:00 AM. This marks the end of Daylight Saving Time (HDT), returning to Standard Time (HST).

Upcoming time changes in Adak

Year	Date & Time	Abbreviation	Time Change	Offset After
2025	Sun, 09 Mar, 12:00	HST → HDT	1 hour	UTC-9
	Sun, 02 Nov, 11:00	HDT → HST	-1 hour	UTC-10
2026	Sun, 08 Mar, 12:00	HST → HDT	1 hour	UTC-9
	Sun, 01 Nov, 11:00	HDT → HST	-1 hour	UTC-10
2027	Sun, 14 Mar, 12:00	HST → HDT	1 hour	UTC-9
	Sun, 07 Nov, 11:00	HDT → HST	-1 hour	UTC-10
2028	Sun, 12 Mar, 12:00	HST → HDT	1 hour	UTC-9
	Sun, 05 Nov, 11:00	HDT → HST	-1 hour	UTC-10

Year	2025
Date & Time	Sun, 09 Mar, 12:00
Abbreviation	HST → HDT
Time Change	1 hour
Offset After	UTC-9
Year	2025
Date & Time	Sun, 02 Nov, 11:00
Abbreviation	HDT → HST
Time Change	-1 hour
Offset After	UTC-10
Year	2026
Date & Time	Sun, 08 Mar, 12:00
Abbreviation	HST → HDT
Time Change	1 hour
Offset After	UTC-9
Year	2026
Date & Time	Sun, 01 Nov, 11:00
Abbreviation	HDT → HST
Time Change	-1 hour
Offset After	UTC-10
Year	2027
Date & Time	Sun, 14 Mar, 12:00
Abbreviation	HST → HDT
Time Change	1 hour
Offset After	UTC-9
Year	2027
Date & Time	Sun, 07 Nov, 11:00
Abbreviation	HDT → HST
Time Change	-1 hour
Offset After	UTC-10
Year	2028
Date & Time	Sun, 12 Mar, 12:00
Abbreviation	HST → HDT
Time Change	1 hour
Offset After	UTC-9
Year	2028
Date & Time	Sun, 05 Nov, 11:00
Abbreviation	HDT → HST
Time Change	-1 hour
Offset After	UTC-10

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Correct local time in Adak, United States timezone, official time change dates winter time 2025 daylight saving dates, DST, clock change, GMT/UTC difference.