ACST Time to HADT Time Converter

Warning! ACST has automatically switched to ACDT
HADT has automatically switched to HAST

ACST stands for Australian Central Standard Time (NOT in use)

ACDT stands for Australian Central Daylight Time (in use)

HADT stands for Hawaii-Aleutian Daylight Time (NOT in use)

HAST stands for Hawaii-Aleutian Standard Time (in use)

ACDT = UTC + 10:30

20:42:17

Tuesday, December 30, 2025

HAST = UTC - 10:00

00:12:17

Tuesday, December 30, 2025

ACDT(Australian Central Daylight Time) and HAST(Hawaii-Aleutian Standard Time) Mapping Table
Australian Central Daylight Time(ACDT)	Hawaii-Aleutian Standard Time(HAST)
00:00	03:30-1 day
01:00	04:30-1 day
02:00	05:30-1 day
03:00	06:30-1 day
04:00	07:30-1 day
05:00	08:30-1 day
06:00	09:30-1 day
07:00	10:30-1 day
08:00	11:30-1 day
09:00	12:30-1 day
10:00	13:30-1 day
11:00	14:30-1 day
12:00	15:30-1 day
13:00	16:30-1 day
14:00	17:30-1 day
15:00	18:30-1 day
16:00	19:30-1 day
17:00	20:30-1 day
18:00	21:30-1 day
19:00	22:30-1 day
20:00	23:30-1 day
21:00	00:30
22:00	01:30
23:00	02:30

ACDT(Australian Central Daylight Time)

Australian Central Daylight Time(ACDT) is 10:30 hours ahead of Coordinated Universal(UTC) Time.This timezone is a Daylight Saving Time timezone and is used in: AustraliaAustralian Central Daylight Time is a half-hour time zone. Its local time differs by 30 minutes instead of the normal whole hour.

Typical City of ACDT (Australian Central Daylight Time)

Australia - Adelaide (Summer)

HAST(Hawaii-Aleutian Standard Time)

Hawaii-Aleutian Standard Time(HAST) is 10:00 hours behind Coordinated Universal(UTC) Time.This timezone is used during standard time in: North America

Typical City of HAST (Hawaii-Aleutian Standard Time)

USA - Honolulu (All Year)
USA - Adak (Winter)