Current HAST time

What is Hawaii-Aleutian Standard Time

HAST timing

HAST (Hawaii-Aleutian Standard Time) is one of the well-known names of UTC-10 time zone which is 10h. behind of UTC (Coordinated Universal Time).The time offset from UTC can be written as -10:00.

It's used during the winter. During the summer HADT - Hawaii-Aleutian Daylight Time (UTC-9) is in use.

Some locations use HAST all year long.

Time difference to GMT/UTC

10 hours behind (UTC-10)

Related timezone

HADT - Hawaii-Aleutian Daylight Time

Iana Timezones where HAST is currently observed

America/Adak	Pacific/Honolulu

America/Adak

Pacific/Honolulu

Other Time Zones in UTC-10

Abbreviation	Name
CKT	Cook Island Time
TAHT	Tahiti Time

What is Hawaii-Aleutian Standard Time: abbreviation, main facts, offsets, and other information about the time zone.