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ACST – Australian Central Standard Time

Current Offset:UTC+9:30(Standard Time Active)

Timezone Overview

Australian Central Standard Time (ACST) is a time standard used across the Oceania region. The current local UTC offset is UTC+9:30. This timezone participates in seasonal clock adjustments: the standard offset is UTC+9:30 and the daylight saving offset is UTC+10:30. The zone is currently observing standard time.

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ACST Timezone Details

Abbreviation
ACST
Standard Offset
UTC+9:30
Current Offset
UTC+9:30
Daylight Offset
UTC+10:30
DST Status
Inactive (Standard)
IANA Identifier
Australia/Adelaide
Region
Oceania
Clock Changes
Seasonal (2x/year)

Daylight Saving Time (DST) Information

Australian Central Standard Time (ACST) participates in daylight saving time adjustments. During the standard time period, clocks operate at UTC+9:30, and during the daylight saving period, clocks advance by 1 hour to UTC+10:30.

Standard Time
UTC+9:30
ACST
Daylight Saving Time
UTC+10:30
ACST

Specific changeover dates depend on jurisdictional regulations. In North America transitions generally take place in March and November, in Europe transitions occur in late March and late October, and Southern Hemisphere zones transition between October and April.

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Major Cities in ACST Time

Representative cities currently observing Australian Central Standard Time (ACST) with their live local times.

2 major cities listed
CityCountryCurrent TimeCurrent Offset
AdelaideAustralia3:49 PMUTC+9:30
DarwinAustralia3:49 PMUTC+9:30

Countries & Territories Represented

Australia

Other Oceania Timezones

AEST
UTC+10
AEDT
UTC+11
AWST
UTC+8
NZST
UTC+12
NZDT
UTC+13

Frequently Asked Questions about ACST

Accurate, factual answers regarding Australian Central Standard Time (ACST) and its seasonal schedule.

What is ACST and what does it stand for?

ACST stands for Australian Central Standard Time. It is a civil time standard used in Oceania with a standard offset of UTC+9:30 from Coordinated Universal Time (UTC). Its current offset is UTC+9:30.

Does ACST observe Daylight Saving Time (DST)?

Yes, Australian Central Standard Time participates in seasonal daylight saving time shifts. Standard time is UTC+9:30 and daylight saving time is UTC+10:30. Clocks in this zone are currently observing standard time.

Which major cities use ACST?

Major cities operating in or aligned with Australian Central Standard Time include Adelaide (Australia), Darwin (Australia).

How do I convert ACST to another timezone?

To convert ACST (UTC+9:30) to your local time or another zone, calculate the hour difference between your local UTC offset and UTC+9:30. You can also use the live interactive converters listed on this page for instant side-by-side time comparisons.