ACDT to AWST Converter
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Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
10:30 pm22:30 ACDT (UTC+10:30), Oct 24, 2026 = 8:00 pm20:00 AWST (UTC+8), Oct 24, 2026
ACDT is 2 hours and 30 minutes ahead of AWST.
ACDT and AWST examples
These examples always use ACDT (UTC+10:30) and AWST (UTC+8). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
ACDT is 2 hours and 30 minutes ahead of AWST.
How the time difference changes
Depending on seasonal clock changes, ACST is 1 hour and 30 minutes ahead of AWST or ACDT is 2 hours and 30 minutes ahead of AWST.
Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in ACST correspond to 7:30 am to 4:30 pm in AWST or working hours of 9:00 am to 6:00 pm in ACDT correspond to 6:30 am to 3:30 pm in AWST.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in ACST correspond to 07:30 to 16:30 in AWST or working hours of 09:00 to 18:00 in ACDT correspond to 06:30 to 15:30 in AWST.
Compare ACDT time with AWST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Australian Central Daylight Time is 2 hours and 30 minutes ahead of Australian Western Standard Time.
10:30 pm22:30 in ACDT is 8:00 pm20:00 in AWST
ACDT to AWST call time
Best time for a conference call or a meeting is between 11:30am-6pm11:30-18:00 in ACDT which corresponds to 9am-3:30pm09:00-15:30 in AWST
10:30 pm22:30 Australian Central Daylight Time (ACDT). Offset UTC +10:30 hours
8:00 pm20:00 Australian Western Standard Time (AWST). Offset UTC +8:00 hours
10:30 pm22:30 ACDT / 8:00 pm20:00 AWST
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| ACDT | AWST |
|---|---|
| 9:30pm previous day | |
| 10:30pm previous day | |
| 11:30pm previous day | |
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| 6:30am | |
| 7:30am | |
| 8:30am | |
| 9:30am | |
| 10:30am | |
| 11:30am | |
| 12:30pm | |
| 1:30pm | |
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| 5:30pm | |
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| 8:30pm | |
| 21:30 previous day | |
| 22:30 previous day | |
| 23:30 previous day | |
| 00:30 | |
| 01:30 | |
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| 07:30 | |
| 08:30 | |
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| 18:30 | |
| 19:30 | |
| 20:30 |
Australian Central Daylight Time
Offset: ACDT is 10 hours and 30 minutes ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Australia
Principal Cities: The largest city in the ACDT time zone is Adelaide in Australia, with about 1.469 million people. Other major cities in this time zone include Mount Gambier, Mount Barker, Whyalla, Gawler.
Today all shaded areas are on ACDT.
Daylight Saving: Australian Central Daylight Time (ACDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Australian Central Standard Time (ACST).
Start: Australian Central Daylight Time (ACDT) started on Sunday, October 4, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, October 4, 2026, 3:00 am03:00. Daylight saving starts annually on the first Sunday of October.
End: Australian Central Daylight Time (ACDT) ends on Sunday, April 4, 2027 at 3:00 am03:00 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:00 am02:00 local standard time instead. Daylight saving ends annually on the first Sunday of April.
See Australia daylight saving time and upcoming clock changes worldwide.
ACDT representations, usage and related time zones
- +1030 - basic
- +10:30 - extended
- +1030 - sign character (+) followed by a four digit time providing hours (10) and minutes (30) of the offset. Indicates an offset of ten hours and thirty minutes to the east of the zero meridian.
- Australia/Adelaide
- Australia/Broken_Hill
- Australia/South
- Australia/Yancowinna
- ACDT - Australian Central Daylight Time
- LHST - Lord Howe Standard Time
Australian Western Standard Time
Offset: AWST is 8 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Australia
Principal Cities: The largest city in the AWST time zone is Perth in Australia, with about 2.384 million people. Other major cities in this time zone include Mandurah, Bunbury, Geraldton, Albany.
Daylight Saving: Clocks in Australian Western Standard Time (AWST) do not change for daylight saving time, so AWST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
AWST representations, usage and related time zones
- +08 - basic short
- +0800 - basic
- +08:00 - extended
- +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the east of the zero meridian.
- Hotel - Military abbreviation for AWST
- H - short form of 'Hotel'
- Australia/Perth
- Australia/West
- ACT - ASEAN Common Time
- AWST - Australian Western Standard Time
- BNT - Brunei Darussalam Time
- CAST - Casey Time
- CHOT - Choibalsan Time
- CST - China Standard Time
- H - Hotel Time Zone
- HKT - Hong Kong Time
- HOVST - Hovd Summer Time
- IRKT - Irkutsk Time
- KRAST - Krasnoyarsk Summer Time
- MYT - Malaysia Time
- PHT - Philippine Time
- SGT - Singapore Time
- ULAT - Ulaanbaatar Time
- WITA - Central Indonesian Time