Current ACST time

· week 43 · day 294/365

ACSTUTC+9:30No daylight saving time

Australian Central Standard Time

ACST means Australian Central Standard Time. It is fixed at UTC+9:30 and does not change for daylight saving time.

Zone
ACST
UTC offset
UTC+9:30
DST
No
Next change
None
Countries
1
Representative IANA zones
1
09:00 in UTC
23:30

These IANA zones keep UTC+9:30 under the current tzdb rules; historical offsets may differ.

Time difference with your location

Australian Central Standard Time is 9 hours 30 minutes ahead of UTC. Compare with your local time →

Where this time is used

Cities in 1 countries keep UTC+9:30 throughout 2026. Sharing an offset does not necessarily mean using the same abbreviation.

CountryStates / provincesCities
AustraliaNorthern Territory3

Countries and cities in this time zone · ACST

1 representative cities below currently show UTC+9:30.

LocationLocal timeUTC offset
DarwinAustralia UTC+9:30

Other zones with the same UTC offset

1 other time zones share UTC+9:30 with ACST right now. Regional zones may leave this offset when their clocks change.

Quick conversions · ACST

ACST = UTC+9:30, so 09:00 ACST = 23:30 UTC (on the corresponding UTC day). These 40 zones show the equivalent of 09:00 ACST using today's offsets.

Time zoneUTC · difference09:00 ACST =
ACST to UTCCoordinated Universal Time UTC+0−9h30m 23:30
ACST to ESTEastern Standard Time UTC-5−14h30m 18:30
ACST to ISTIndia Standard Time UTC+5:30−4h 05:00
ACST to PSTPacific Standard Time UTC-8−17h30m 15:30
ACST to GMTGreenwich Mean Time UTC+0−9h30m 23:30
ACST to CSTCentral Standard Time UTC-6−15h30m 17:30
ACST to MSTMountain Standard Time UTC-7−16h30m 16:30
ACST to CETCentral European Time UTC+1−8h30m 00:30
ACST to AESTAustralian Eastern Standard Time UTC+10+30m 09:30
ACST to ICTIndochina Time UTC+7−2h30m 06:30
ACST to JSTJapan Standard Time UTC+9−30m 08:30
ACST to KSTKorea Standard Time UTC+9−30m 08:30
ACST to SGTSingapore Time UTC+8−1h30m 07:30
ACST to HKTHong Kong Time UTC+8−1h30m 07:30
ACST to BSTBritish Summer Time UTC+1−8h30m 00:30
ACST to EDTEastern Daylight Time UTC-4−13h30m 19:30
ACST to PDTPacific Daylight Time UTC-7−16h30m 16:30
ACST to CDTCentral Daylight Time UTC-5−14h30m 18:30
ACST to ACDTAustralian Central Daylight Time UTC+10:30+1h 10:00
ACST to ADTAtlantic Daylight Time UTC-3−12h30m 20:30
Time zoneUTC · difference09:00 ACST =
ACST to AEDTAustralian Eastern Daylight Time UTC+11+1h30m 10:30
ACST to AFSTAfghanistan Time UTC+4:30−5h 04:00
ACST to AKDTAlaska Daylight Time UTC-8−17h30m 15:30
ACST to AKSTAlaska Standard Time UTC-9−18h30m 14:30
ACST to ALMTAlmaty Time UTC+5−4h30m 04:30
ACST to AOEAnywhere on Earth UTC-12−21h30m 11:30
ACST to AST-ARABIAArabia Standard Time UTC+3−6h30m 02:30
ACST to ARTArgentina Time UTC-3−12h30m 20:30
ACST to ASTAtlantic Standard Time UTC-4−13h30m 19:30
ACST to AWSTAustralian Western Standard Time UTC+8−1h30m 07:30
ACST to BDTBangladesh Time UTC+6−3h30m 05:30
ACST to BRTBrasília Time UTC-3−12h30m 20:30
ACST to CATCentral Africa Time UTC+2−7h30m 01:30
ACST to CTCentral Time UTC-5−14h30m 18:30
ACST to CESTCentral European Summer Time UTC+2−7h30m 01:30
ACST to CHADTChatham Daylight Time UTC+13:45+4h15m 13:15
ACST to CHASTChatham Standard Time UTC+12:45+3h15m 12:15
ACST to CST-CHINAChina Standard Time UTC+8−1h30m 07:30
ACST to CHSTChamorro Standard Time UTC+10+30m 09:30
ACST to CLTChile Time UTC-4−13h30m 19:30

Popular conversions

Frequently asked questions

What is ACST?

ACST means Australian Central Standard Time. It is fixed at UTC+9:30 and does not change for daylight saving time.

Where is ACST's UTC offset used?

UTC+9:30 is used all year in Australia. 1 countries in our data have cities at this offset; local abbreviations can differ.

ACST vs UTC: what is the difference?

ACST = UTC+9:30, so 09:00 ACST = 23:30 UTC (on the corresponding UTC day).

Does ACST have daylight saving time?

No. ACST always means UTC+9:30. A region may switch to a different abbreviation, but this fixed label does not change its offset.