GMT to AEST time converter
Australian Eastern Time (AEST) is 11 hours ahead of Greenwich Mean Time (GMT) in January and 10 hours ahead in July, because daylight saving time shifts the difference. Use the grid below to line up Greenwich and Sydney: drag the cursor across the day, and working hours (9 AM–5 PM) are highlighted in every row so you can spot a slot that suits both sides.
Right now it is 09:43 UTC in Greenwich and 20:43 AEDT in Sydney.
2/10 zones · drag the tape, scroll sideways or use the arrow keys; Home jumps back to now.
GMT to AEST: frequently asked
What is the time difference between GMT and AEST?
Australian Eastern Time (AEST) is 11 hours ahead of Greenwich Mean Time (GMT) in January and 10 hours ahead in July, because daylight saving time shifts the difference.
What time is 9 AM GMT in AEST?
9:00 AM GMT is 8:00 PM AEST in January, and 7:00 PM AEST in July.
When do working hours overlap between Greenwich and Sydney?
In January: Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 6:00 AM GMT, which is 5:00 PM AEST. In July: Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 7:00 AM GMT, which is 5:00 PM AEST.