AEST to GMT time converter
Greenwich Mean Time (GMT) is 11 hours behind Australian Eastern Time (AEST) in January and 10 hours behind in July, because daylight saving time shifts the difference. Use the grid below to line up Sydney and Greenwich: 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 20:43 AEDT in Sydney and 09:43 UTC in Greenwich.
2/10 zones · drag the tape, scroll sideways or use the arrow keys; Home jumps back to now.
AEST to GMT: frequently asked
What is the time difference between AEST and GMT?
Greenwich Mean Time (GMT) is 11 hours behind Australian Eastern Time (AEST) in January and 10 hours behind in July, because daylight saving time shifts the difference.
What time is 9 AM AEST in GMT?
9:00 AM AEST is 10:00 PM GMT the previous day in January, and 11:00 PM GMT the previous day in July.
When do working hours overlap between Sydney and Greenwich?
In January: Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 8:00 PM AEST, which is 9:00 AM GMT. In July: Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 7:00 PM AEST, which is 9:00 AM GMT.