AEST to CET
On Oct 23, 2026, Central European Time is 9 hours behind Australian Eastern Time: 9:00 AM AEDT is 12:00 AM CEST. The gap changes during the year because of daylight saving time; the dates are below.
CET vs AEST over the next 12 months
| Period | CET is | Example |
|---|---|---|
| Oct 23, 2026 to Oct 25, 2026 | 9 hours behind | 9:00 AM AEDT = 12:00 AM CEST |
| Oct 25, 2026 to Mar 28, 2027 | 10 hours behind | 9:00 AM AEDT = 11:00 PM CET (previous day) |
| Mar 28, 2027 to Apr 4, 2027 | 9 hours behind | 9:00 AM AEDT = 12:00 AM CEST |
| Apr 4, 2027 to Oct 3, 2027 | 8 hours behind | 9:00 AM AEST = 1:00 AM CEST |
| Oct 3, 2027 onwards | 9 hours behind | 9:00 AM AEDT = 12:00 AM CEST |
AEST to CET conversion table
Every hour of a weekday around Oct 23, 2026, in both zones.
| Australian Eastern Time | Central European Time |
|---|---|
| 12:00 AM | 2:00 PM (previous day) |
| 1:00 AM | 3:00 PM (previous day) |
| 2:00 AM | 4:00 PM (previous day) |
| 3:00 AM | 5:00 PM (previous day) |
| 4:00 AM | 6:00 PM (previous day) |
| 5:00 AM | 7:00 PM (previous day) |
| 6:00 AM | 8:00 PM (previous day) |
| 7:00 AM | 9:00 PM (previous day) |
| 8:00 AM | 10:00 PM (previous day) |
| 9:00 AM | 11:00 PM (previous day) |
| 10:00 AM | 12:00 AM |
| 11:00 AM | 1:00 AM |
| 12:00 PM | 2:00 AM |
| 1:00 PM | 3:00 AM |
| 2:00 PM | 4:00 AM |
| 3:00 PM | 5:00 AM |
| 4:00 PM | 6:00 AM |
| 5:00 PM | 7:00 AM |
| 6:00 PM | 8:00 AM |
| 7:00 PM | 9:00 AM |
| 8:00 PM | 10:00 AM |
| 9:00 PM | 11:00 AM |
| 10:00 PM | 12:00 PM |
| 11:00 PM | 1:00 PM |
Best time for a meeting
There is no 9-to-5 overlap; within an 8 AM–8 PM day the zones overlap for 2 hours on a weekday: 6:00 PM–8:00 PM AEDT, which is 8:00 AM–10:00 AM CET.
Comparing more than two places? The meeting planner lines up working hours for up to six cities.
Daylight saving time
Australian Eastern Time (AEST/AEDT)
- Apr 4, 2027: clocks go back 1 hour at 3:00 AM (UTC+11 → UTC+10)
- Oct 3, 2027: clocks go forward 1 hour at 2:00 AM (UTC+10 → UTC+11)
Central European Time (CET/CEST)
- Oct 25, 2026: clocks go back 1 hour at 3:00 AM (UTC+2 → UTC+1)
- Mar 28, 2027: clocks go forward 1 hour at 2:00 AM (UTC+1 → UTC+2)
Where these clocks are used
- Australian Eastern Time (AEST/AEDT): Sydney, Melbourne, Canberra (Brisbane stays on AEST all year). IANA zone
Australia/Sydney. - Central European Time (CET/CEST): Paris, Berlin, Madrid, Rome, Amsterdam, Stockholm. IANA zone
Europe/Paris.
Questions
What time is it in CET when it is 9 AM AEST?
On Oct 23, 2026, 9:00 AM AEDT is 12:00 AM CEST. On other dates the answer can shift by an hour because of daylight saving time; the table of periods on this page gives each one.
How many hours behind AEST is CET?
It depends on the date. Oct 23, 2026 to Oct 25, 2026: CET is 9 hours behind. Oct 25, 2026 to Mar 28, 2027: CET is 10 hours behind. Mar 28, 2027 to Apr 4, 2027: CET is 9 hours behind. Apr 4, 2027 to Oct 3, 2027: CET is 8 hours behind. Oct 3, 2027 onwards: CET is 9 hours behind.
Do AEST and CET observe daylight saving time?
Australian Eastern Time switches to AEDT (UTC+11) in summer and back to AEST (UTC+10) in winter. Central European Time switches to CEST (UTC+2) in summer and back to CET (UTC+1) in winter.
What is the best time for a meeting between AEST and CET?
There is no 9-to-5 overlap; within an 8 AM–8 PM day the zones overlap for 2 hours on a weekday: 6:00 PM–8:00 PM AEDT, which is 8:00 AM–10:00 AM CET.
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Related conversions
- CET to AEST (reverse)
- EST to CET
- CST to CET
- MST to CET
- PST to CET
- UTC to CET
- GMT to CET
- IST to CET
- SGT to CET
- JST to CET
- AEST to EST
- AEST to CST
- All time zones
Computed from the IANA time zone database on Oct 23, 2026. Live clocks and the converter use your browser's copy of the same data.