Sydney Time to GMT Converter
GMT is 11 hours behind AEDT. 9:00 AM AEDT = 10:00 PM GMT (previous day).
GMT is 11 hours behind AEDT at the moment. To convert Sydney Time to GMT, subtract 11 hours from the Sydney Time time: 9:00 AM AEDT = 10:00 PM GMT (previous day).
Sydney Time (Sydney time) is used in Sydney, Australia. GMT (GMT) is used in Same offset as UTC. The UK and Ireland use GMT in winter; Iceland, Ghana and Senegal all year.
The UK is on GMT only in winter; in summer it uses BST (UTC+1).
Sydney Time to GMT time conversion table
Sydney Time to GMT on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Sydney Time | GMT | Day |
|---|---|---|
| 12:00 AM AEDT | 1:00 PM GMT | previous day |
| 1:00 AM AEDT | 2:00 PM GMT | previous day |
| 2:00 AM AEDT | 3:00 PM GMT | previous day |
| 3:00 AM AEDT | 4:00 PM GMT | previous day |
| 4:00 AM AEDT | 5:00 PM GMT | previous day |
| 5:00 AM AEDT | 6:00 PM GMT | previous day |
| 6:00 AM AEDT | 7:00 PM GMT | previous day |
| 7:00 AM AEDT | 8:00 PM GMT | previous day |
| 8:00 AM AEDT | 9:00 PM GMT | previous day |
| 9:00 AM AEDT | 10:00 PM GMT | previous day |
| 10:00 AM AEDT | 11:00 PM GMT | previous day |
| 11:00 AM AEDT | 12:00 AM GMT | night |
| 12:00 PM AEDT | 1:00 AM GMT | night |
| 1:00 PM AEDT | 2:00 AM GMT | night |
| 2:00 PM AEDT | 3:00 AM GMT | night |
| 3:00 PM AEDT | 4:00 AM GMT | night |
| 4:00 PM AEDT | 5:00 AM GMT | night |
| 5:00 PM AEDT | 6:00 AM GMT | — |
| 6:00 PM AEDT | 7:00 AM GMT | — |
| 7:00 PM AEDT | 8:00 AM GMT | — |
| 8:00 PM AEDT | 9:00 AM GMT | — |
| 9:00 PM AEDT | 10:00 AM GMT | — |
| 10:00 PM AEDT | 11:00 AM GMT | — |
| 11:00 PM AEDT | 12:00 PM GMT | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Sydney Time to GMT
Subtract 11 hours from the Sydney Time time to get GMT.
Example: 9:00 AM AEDT = 10:00 PM GMT (previous day).
Across midnight: 1:00 AM AEDT = 2:00 PM GMT (previous day). The date changes, so always check the day as well as the hour.
Time difference between Sydney Time and GMT
The time difference between Sydney Time and GMT is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 4 Apr 2026: GMT is 11 hours behind of Sydney Time.
- 5 Apr 2026 – 3 Oct 2026: GMT is 10 hours behind of Sydney Time.
- 4 Oct 2026 – 31 Dec 2026: GMT is 11 hours behind of Sydney Time.
Sydney Time and GMT during daylight saving time
- Sydney Time next changes on 4 Apr 2027: clocks go back one hour at 02:59 local time, from AEDT (UTC+11) to AEST (UTC+10).
- GMT does not observe daylight saving time; it stays on UTC+0 all year.
Best time for a meeting between Sydney Time and GMT
Sydney Time and GMT have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM AEDT, which is 8:00 PM GMT.
Sydney Time to GMT FAQ
What is the time difference between Sydney Time and GMT?
Right now GMT is 11 hours behind AEDT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM Sydney Time in GMT?
9:00 AM AEDT is 10:00 PM GMT (previous day).
What is 12 PM (noon) Sydney Time in GMT?
12:00 PM AEDT is 1:00 AM GMT.
Is GMT ahead of or behind Sydney Time?
GMT is 11 hours behind AEDT, so it is earlier in GMT than in Sydney Time.
Does Sydney Time change for daylight saving time?
Yes. Sydney Time next changes on 4 Apr 2027, when clocks go back one hour from AEDT to AEST.
Does GMT change for daylight saving time?
No. GMT stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between Sydney Time and GMT?
Sydney Time and GMT have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM AEDT, which is 8:00 PM GMT.
Related conversions
Convert GMT to Sydney Time
Convert Sydney Time to other time zones
Convert other time zones to GMT
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.