GST to ACST Converter

ACST is 5h 30m ahead of GST. When it's 12:00 PM GST, it's 5:30 PM ACST.

From

GST · UTC+4

8:09:52AM

Gulf Standard Time

e.g. Dubai

To

ACST · UTC+9:30

1:39:52PM

Australian Central Standard Time

e.g. Adelaide, Darwin

Open in World ClockACST → GST
9:00 AM GST=2:30 PM ACST
12:00 PM GST=5:30 PM ACST
5:00 PM GST=10:30 PM ACST

Hourly conversion (GST → ACST)

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

Shaded rows are within standard working hours (8am–6pm) on both sides.

More GST conversions

Frequently asked questions

What is the time difference between GST and ACST?
ACST is 5h 30m ahead of GST. GST is UTC+4 and ACST is UTC+9:30.
What is 12:00 PM GST in ACST?
12:00 PM GST is 5:30 PM ACST.
Does GST change for daylight saving time?
GST is a fixed offset of UTC+4 and does not itself change for daylight saving time.