ACST
Australian Central Standard Time
GMT +9:30
ACST is NOT in use by many locations
ACDT (Australian Central Daylight Time) is used instead. Switch to ACDT time zone or select one of the cities Adelaide, Darwin, Adelaide Hills) for automatic timezone change.
United Arab Emirates
GST

Time Difference

Australian Central Standard Time is 5 hours and 30 minutes ahead of GST (Gulf Standard Time)
6:00 am06:00 in ACST is 12:30 am00:30 in Abu Dhabi, United Arab Emirates

ACST to Abu Dhabi call time
Best time for a conference call or a meeting is between 1:30pm-6pm in ACST which corresponds to 8am-12:30pm in Abu Dhabi

6:00 am06:00 Australian Central Standard Time (ACST). Offset UTC +9:30 hours
12:30 am00:30 GST (Gulf Standard Time) (Abu Dhabi, United Arab Emirates). Offset UTC +4:00 hours

6:00 am06:00 ACST / 12:30 am00:30 Abu Dhabi, United Arab Emirates

ACST Abu Dhabi, United Arab Emirates
12am (midnight) 6:30 pm
1am 7:30 pm
2am 8:30 pm
3am 9:30 pm
4am 10:30 pm
5am 11:30 pm
6am 12:30 am
7am 1:30 am
8am 2:30 am
9am 3:30 am
10am 4:30 am
11am 5:30 am
12pm (noon) 6:30 am
1pm 7:30 am
2pm 8:30 am
3pm 9:30 am
4pm 10:30 am
5pm 11:30 am
6pm 12:30 pm
7pm 1:30 pm
8pm 2:30 pm
9pm 3:30 pm
10pm 4:30 pm
11pm 5:30 pm
0:00 18:30
1:00 19:30
2:00 20:30
3:00 21:30
4:00 22:30
5:00 23:30
6:00 0:30
7:00 1:30
8:00 2:30
9:00 3:30
10:00 4:30
11:00 5:30
12:00 6:30
13:00 7:30
14:00 8:30
15:00 9:30
16:00 10:30
17:00 11:30
18:00 12:30
19:00 13:30
20:00 14:30
21:00 15:30
22:00 16:30
23:00 17:30

Australian Central Standard Time

Offset: ACST is 9 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Australia

Countries: It is used in following countries: Australia

Principal Cities: The largest city in the ACST timezone is Adelaide from Australia with population about 1.225 million people. Other major cities in the area are Darwin, Adelaide Hills, Alice Springs, Palmerston

ACST Time Zone Geo Map
ACST timezone map

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Australian Central Daylight Time (ACDT).

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Australian Central Standard Time (ACST) has ended on Sunday, October 6, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, October 6, 2024, 3:00 am local daylight time instead. Standard time ends annually the on first Sunday of October.

Daylight saving time clock moves back for one hour from 3am to 2amStart: Australian Central Standard Time (ACST) starts on Sunday, April 6, 2025 at 3:00 am local time and clocks are set one hour back to Sunday, April 6, 2025, 2:00 am. Standard time starts annually the on first Sunday of April.

ACST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0930 - basic
  • +09:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0930 - sign character (+) followed by a four digit time providing hours (09) and minutes (30) of the offset. Indicates nine hour and thirty minutes time differences to the east of the zero meridian.
IANA/Olson: Reflects ACST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Australia/Adelaide
  • Australia/Broken_Hill
  • Australia/Darwin
  • Australia/North
  • Australia/South
  • Australia/Yancowinna

Abu Dhabi Information

Time Zone

Abbreviation / Name
GST - Gulf Standard Time
GST - Gulf Standard Time
UTC / GMT Offset
+4:00 hours during Gulf Standard Time, currently in use.
+4:00 hours during Gulf Standard Time.
Daylight Saving Time Change
0:00 hours - DST is NOT in use
Daylight Saving Time Starts
Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Also called Fall Back or switch to Winter Time.

Abu Dhabi Facts

Country
United Arab Emirates
Alternative Names
A-pu-that-pi, AEbu Saby, AUH, Aboe Dhabi, Abou Dabi, Abu Dabi, Abu Dabis, Abu Daby, Abu Daibi, Abu Dhabi, Abu Dhabi Island and Internal Islands City, Abu Dhabi emiraat, Abu Zabi, Abu Zaby, Abu Zabye, Abu Zabyo, Abu Ḍabi, Abu Ḑabi, Abu-Dabi, Abu-Dabi khot, Abu-Dabio, Abu-Dzabi, Abú Dabí, Abú Daibí, Abú Zabí, Abû Daby, Abū Dabī, Abū Z̧aby, Abū Z̧abye, Abū Z̧abyo, Abū Z̧abī, Ampou Ntampi, Ebu Dabi, Ebu Dhabi, a bu zha bi, abu dhabi, abu-dabi, abudabi, abudhabi, abw zby, abwzby, aputapi, jzyrt abwzby wjzr dakhlyt akhry, xa bud abi, Â-pu-tha̍t-pí, Äbu Saby, Əbu-Dabi, Άμπου Ντάμπι, Αμπου Νταμπι, Αμπού Ντάμπι, Абу Даби, Абу-Даби, Абу-Даби хот, Абу-Дабі, Әбу-Даби, Աբու Դաբի, אבו דאבי, أبوظبي, ئەبووزەبی, ابو ظبى, ابوظبی, ابوظہبی, جزيرة أبوظبي وجزر داخلية اخرى, अबु धाबी, अबू धाबी, আবুধাবি, ਅਬੂ ਧਾਬੀ, ଆବୁଧାବି, அபுதாபி, ಅಬು ಧಾಬಿ, അബുദാബി, අබුඩාබි, อาบูดาบี, ཨ་པོའུ་དྷ་པེ།, အဘူဒါဘီမြို့, აბუ-დაბი, አቡ ዳቢ, アブダビ, 阿布扎比, 아부다비
Population
603,492
Currency
Dirham (AED)
Geographic Coordinates
24° 27' N Latitude / 54° 23' E Longitude
International Dialing Code
+971