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ACST – Australian Central Standard Time (Standard Time)

Time Zone names, codes and abbreviations for Standard Time and Daylight Saving Time (DST) around the world.

Also known as: CST – Central Standard Time

Caution: This is NOT the current local time in most locations in that time zone

Australia: Only some locations are currently on ACST because most places in this time zone are currently on summer time / daylight saving time and are observing ACDT.

Please use the search field on the right to find the correct local time in any city.

Time zone map of ACST
Currently observing ACST.
Observes ACST part of the year.
Areas with same time currently (UTC +9:30).
Currently observing ACST – Australian Central Standard Time.
Observes ACST – Australian Central Standard Time part of the year, but not currently.
Currently has same time zone offset as ACST (UTC +9:30) but different time zone name.

Australian Central Standard Time (ACST) is 9:30 hours ahead of Coordinated Universal Time (UTC). This time zone is in use during standard time in: Australia. Australian Central Standard Time is a half-hour time zone. Its local time differs by 30 minutes instead of the normal whole hour.

See full time zone map

Summer Time & DST

Some places observe daylight saving time/summer time during the summer, and therefore use ACDT (Australian Central Daylight Time) in the summer.

Where and When is ACST Observed?

Australia

Australian states/territories using ACST in the winter and ACDT in the summer:

  • New South Wales - only in Yancowinna County
  • South Australia

Australian states/territories using ACST all year:

  • Northern Territory