ACDT – Australian Central Daylight Time / Central Daylight Time (Daylight Saving Time)
Also known as: CDT – Central Daylight Time, CDST – Central Daylight Savings Time
Australia: ACDT is currently not observed because locations are on standard time and are observing ACST.
Please use the search field on the right to find the correct local time in any city.
Australian Central Daylight Time (ACDT) is 10:30 hours ahead of Coordinated Universal Time. This time zone is a Daylight Saving Time time zone and is used in: Australia. Australian Central Daylight Time is a half-hour time zone. Its local time differs by 30 minutes instead of the normal whole hour.
This time zone is often called Australia Central Daylight Time.
Winter Time & DST
This time zone is a daylight saving/summer time zone, in the winter some places will switch to the corresponding standard time zone: ACST (Australian Central Standard Time).
Email Time Zone Indicator: +1030
An email sent from someone in the Australian Central Daylight Time (ACDT) time zone will have the time zone listed as "+1030" in the headers of the email. (However, "+1030" does not have to be in Australian Central Daylight Time, as other time zones could have the same UTC offset).
Where and When is ACDT Observed?
Australian states/territories using ACDT in the summer and ACST in the winter:
- New South Wales - only in Yancowinna County
- South Australia
Other Time Zones in UTC +10:30
Some time zones exist that have the same offset as ACDT, but can be found under a different name:
Time zones by continent/region
- Central America
- Indian Ocean
- North America
- South America
No locations currently on ACDT
Find current time and time zone by city
Australia – Adelaide (Summer)
Related time zones
ACST – Australian Central Standard Time (Standard Time)