5 AM ACST to GMT
5 AM ACST = 6:30 PM GMT (previous day). GMT is 10 hours 30 minutes behind of ACST today.
The 09:00-18:00 workdays in ACST and GMT don't overlap at all, so one side always works early or late. Quick answers: 9 AM ACST = 10:30 PM GMT (previous day), 12 PM ACST = 1:30 AM GMT, 5 PM ACST = 6:30 AM GMT.
Convert a time
GMT
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Working hours side by side
columns: ACST hours PING · 09–18 local MAYBE · 07–09, 18–21 NOT NOW · 21–07Outlined: everyone can be pinged
ACST to GMT conversion table
| ACST | GMT | Verdict in GMT |
|---|---|---|
| 12 AM · 00:00 | 1:30 PM · 13:30 (previous day) | PING |
| 1 AM · 01:00 | 2:30 PM · 14:30 (previous day) | PING |
| 2 AM · 02:00 | 3:30 PM · 15:30 (previous day) | PING |
| 3 AM · 03:00 | 4:30 PM · 16:30 (previous day) | PING |
| 4 AM · 04:00 | 5:30 PM · 17:30 (previous day) | PING |
| 5 AM · 05:00 | 6:30 PM · 18:30 (previous day) | MAYBE |
| 6 AM · 06:00 | 7:30 PM · 19:30 (previous day) | MAYBE |
| 7 AM · 07:00 | 8:30 PM · 20:30 (previous day) | MAYBE |
| 8 AM · 08:00 | 9:30 PM · 21:30 (previous day) | NOT NOW |
| 9 AM · 09:00 | 10:30 PM · 22:30 (previous day) | NOT NOW |
| 10 AM · 10:00 | 11:30 PM · 23:30 (previous day) | NOT NOW |
| 11 AM · 11:00 | 12:30 AM · 00:30 | NOT NOW |
| 12 PM · 12:00 | 1:30 AM · 01:30 | NOT NOW |
| 1 PM · 13:00 | 2:30 AM · 02:30 | NOT NOW |
| 2 PM · 14:00 | 3:30 AM · 03:30 | NOT NOW |
| 3 PM · 15:00 | 4:30 AM · 04:30 | NOT NOW |
| 4 PM · 16:00 | 5:30 AM · 05:30 | NOT NOW |
| 5 PM · 17:00 | 6:30 AM · 06:30 | NOT NOW |
| 6 PM · 18:00 | 7:30 AM · 07:30 | MAYBE |
| 7 PM · 19:00 | 8:30 AM · 08:30 | MAYBE |
| 8 PM · 20:00 | 9:30 AM · 09:30 | PING |
| 9 PM · 21:00 | 10:30 AM · 10:30 | PING |
| 10 PM · 22:00 | 11:30 AM · 11:30 | PING |
| 11 PM · 23:00 | 12:30 PM · 12:30 | PING |
Cities on ACST
Australia/AdelaideCities on GMT
Etc/GMTOther conversions
All convertersQuestions
What is the time difference between ACST and GMT?
GMT (Greenwich Mean Time) is 10 hours 30 minutes behind of ACST (Australian Central Standard Time) right now: UTC+10:30 versus UTC+0.
What is 9 AM ACST in GMT?
9:00 AM ACST is 10:30 PM GMT (previous day).
What is 5 PM ACST in GMT?
5:00 PM ACST is 6:30 AM GMT.
Does daylight saving change the ACST–GMT difference?
Adelaide switches between ACST; next change Sunday, 4 April 2027 (UTC+10:30 → UTC+9:30). GMT has no daylight saving; it stays UTC+0 all year.