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CET to AET time converter
Sydney is 8 hours ahead of Central Europe for 182 days of 2026, and 10 hours ahead of for the other 155 days, because daylight saving changes the gap.
CET to AET conversion table
Local time in Central Europe and the matching time in Sydney on two reference dates, one in winter and one in summer for the northern hemisphere.
| Central Europe (CET) | Sydney on 15 January | Sydney on 15 July |
|---|---|---|
| 08:00 | 18:00 | 16:00 |
| 09:00 | 19:00 | 17:00 |
| 10:00 | 20:00 | 18:00 |
| 12:00 | 22:00 | 20:00 |
| 15:00 | 01:00 (+1 day) | 23:00 |
| 17:00 | 03:00 (+1 day) | 01:00 (+1 day) |
| 18:00 | 04:00 (+1 day) | 02:00 (+1 day) |
| 21:00 | 07:00 (+1 day) | 05:00 (+1 day) |
Best meeting times between Central Europe and Sydney
- January: No overlap inside both working days. The closest flexible hours (07:00-21:00): 07:00-11:00 CET = 17:00-21:00 AET.
- July: No overlap inside both working days. The closest flexible hours (07:00-21:00): 07:00-13:00 CET = 15:00-21:00 AET.
Want to add more people? The meeting planner starts with these two zones and lets you add up to four more.
Daylight saving between CET and AET
- Central Europe moves its clocks forward on 29 March and back on 25 October in 2026.
- Sydney moves its clocks back on 5 April and forward on 4 October in 2026.
- The gap is 8 hours for 182 days and 10 hours for 155 days of 2026.
About the two zones
Central Europe. Central European Time is UTC+1 in winter and CEST (UTC+2) in summer. The EU changes clocks on the last Sundays of March and October, a few weeks before and after the US.
Sydney. Sydney is on AEST (UTC+10) in winter and AEDT (UTC+11) in summer. Because it is in the southern hemisphere, its summer time runs from October to April, the opposite of Europe and North America.
Frequently asked questions
What time is 9 AM CET in AET?
On 15 January, 09:00 in Central Europe is 19:00 in Sydney. On 15 July it is 17:00.
What is the time difference between Central Europe and Sydney?
Sydney is 8 hours ahead of Central Europe for 182 days of 2026, and 10 hours ahead of for the other 155 days, because daylight saving changes the gap.
Does the time difference between CET and AET change during the year?
Yes. Both zones change their clocks, on different dates, so the gap moves between 8 and 10 hours. Always convert with the actual date.
When is the best time for a meeting between Central Europe and Sydney?
No overlap inside both working days. The closest flexible hours (07:00-21:00): 07:00-11:00 CET = 17:00-21:00 AET. In July: No overlap inside both working days. The closest flexible hours (07:00-21:00): 07:00-13:00 CET = 15:00-21:00 AET.
More conversions
Need the time in a scheduler? Convert a local-time cron schedule to UTC, or see which jobs a clock change affects with the DST collision simulator.