Wednesday, May 13, 2026
Australian Central Daylight Time (ACST)
UTC Offset
UTC+09:30
Daylight Saving Time
Standard Time
ACST / ACDT
Next Clock Change
Oct 3, 2026
Clocks forward
Region
Australia
1 major cities
Major Cities Using ACST
About Australian Central Daylight Time
Australian Central Daylight Time (ACST) is a time zone that is ahead of Coordinated Universal Time (UTC) by 09:30 hours. During Daylight Saving Time, the offset changes to UTC+10:30.
Major cities using this timezone include Adelaide. These cities follow Australian Central for their local time, making it easy to coordinate meetings and communications across the region.
Australian Central Daylight Time observes Daylight Saving Time (DST). The next clock change will occur on Saturday, October 3, 2026, when clocks will spring forward (move ahead) by one hour.
Frequently Asked Questions
Related Time Tools
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