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ACST to GST Time Converter

GST is 6 hours 30 minutes behind ACST right now. 9:00 AM in ACST is 2:30 AM in GST.

Time now: ACST and GST

🌐 Australian Central Time10:30 AMTuesday, November 10 · UTC+10:30
🌐 Gulf Standard Time (UAE)4:00 AMTuesday, November 10 · UTC+04:00

GST is 6 hours 30 minutes behind ACST right now. The gap is not fixed: it is 6 hours 30 minutes at some times of the year and 5 hours 30 minutes at others, because at least one of them changes its clocks for daylight saving time.

ACST to GST conversion table

Every hour of the day, using today's time difference.

ACSTGST
12:00 AM5:30 PMprevious day
1:00 AM6:30 PMprevious day
2:00 AM7:30 PMprevious day
3:00 AM8:30 PMprevious day
4:00 AM9:30 PMprevious day
5:00 AM10:30 PMprevious day
6:00 AM11:30 PMprevious day
7:00 AM12:30 AM
8:00 AM1:30 AM
9:00 AM2:30 AM
10:00 AM3:30 AM
11:00 AM4:30 AM
12:00 PM5:30 AM
1:00 PM6:30 AM
2:00 PM7:30 AM
3:00 PM8:30 AM
4:00 PM9:30 AM
5:00 PM10:30 AM
6:00 PM11:30 AM
7:00 PM12:30 PM
8:00 PM1:30 PM
9:00 PM2:30 PM
10:00 PM3:30 PM
11:00 PM4:30 PM

Best time to meet between ACST and GST

Working hours overlap (9 AM – 6 PM in both places):

  • 4:00 PM – 6:00 PM ACST = 9:30 AM – 11:30 AM GST

The time difference changes during the year because of daylight saving time, so these windows shift by an hour at other times.

Does the time difference between ACST and GST change?

Yes. Right now GST is 6 hours 30 minutes behind ACST. These are the dates in the next 12 months when the gap changes:

  • Sunday, 4 April 2027: ACST moves its clocks back. GST is 5 hours 30 minutes behind ACST from then (it was 6 hours 30 minutes before).
  • Sunday, 3 October 2027: ACST moves its clocks forward. GST is 6 hours 30 minutes behind ACST from then (it was 5 hours 30 minutes before).

Office hours in each other's time

  • 9 AM to 6 PM in ACST is 2:30 AM to 11:30 AM in GST.
  • 9 AM to 6 PM in GST is 3:30 PM to 12:30 AM (next day) in ACST.

Based on today's clock settings.

Frequently asked questions

What is the time difference between ACST and GST?

GST is 6 hours 30 minutes behind ACST right now. The gap is not fixed: it is 6 hours 30 minutes at some times of the year and 5 hours 30 minutes at others, because at least one of them changes its clocks for daylight saving time.

How do I convert ACST to GST?

Subtract 6 hours 30 minutes from the ACST time to get the GST time (at today's difference). 9:00 AM in ACST is 2:30 AM in GST. Or use the converter above and pick any date and time.

What is the current time in GST?

It is 4:00 AM in GST on Tuesday, November 10 (the converter above shows it live). At the same moment it is 10:30 AM in ACST.

Does the time difference between ACST and GST change during the year?

Yes. Right now GST is 6 hours 30 minutes behind ACST. Over the next 12 months the gap changes 2 times: Sunday, 4 April 2027: ACST moves its clocks back. GST is 5 hours 30 minutes behind ACST from then (it was 6 hours 30 minutes before). Sunday, 3 October 2027: ACST moves its clocks forward. GST is 6 hours 30 minutes behind ACST from then (it was 5 hours 30 minutes before).

What is the best time for a meeting between ACST and GST?

Between 9 AM and 6 PM in both places you can meet at 4:00 PM – 6:00 PM ACST = 9:30 AM – 11:30 AM GST. Check the overlap section on this page for every option.

What does GST mean?

GST here means Gulf Standard Time (UTC+04:00), used in the United Arab Emirates and Oman.

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