CET to ACDT Converter
Quick answers
CET is 9 hours and 30 minutes behind ACDT. CET uses GMT +1, and ACDT uses GMT +10:30 for this comparison.
For example, 1:00 pm CET is 10:30 pm ACDT. Use the converter above to adjust the date or time and create a shareable meeting link.
Best meeting overlap: 8am-9am CET, which is 5:30pm-6:30pm ACDT.
Compare CET time with ACDT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Central European Time is 9 hours and 30 minutes behind Australian Central Daylight Time
1:00 pm13:00 in CET is 10:30 pm22:30 in ACDT
CET to ACDT call time
Best time for a conference call or a meeting is between 8am-9am in CET which corresponds to 5:30pm-6:30pm in ACDT
1:00 pm13:00 Central European Time (CET). Offset UTC +1:00 hour
10:30 pm22:30 Australian Central Daylight Time (ACDT). Offset UTC +10:30 hours
1:00 pm13:00 CET / 10:30 pm22:30 ACDT
| CET | ACDT |
|---|---|
| 12am (midnight) | 9:30 am |
| 1am | 10:30 am |
| 2am | 11:30 am |
| 3am | 12:30 pm |
| 4am | 1:30 pm |
| 5am | 2:30 pm |
| 6am | 3:30 pm |
| 7am | 4:30 pm |
| 8am | 5:30 pm |
| 9am | 6:30 pm |
| 10am | 7:30 pm |
| 11am | 8:30 pm |
| 12pm (noon) | 9:30 pm |
| 1pm | 10:30 pm |
| 2pm | 11:30 pm |
| 3pm | 12:30 am |
| 4pm | 1:30 am |
| 5pm | 2:30 am |
| 6pm | 3:30 am |
| 7pm | 4:30 am |
| 8pm | 5:30 am |
| 9pm | 6:30 am |
| 10pm | 7:30 am |
| 11pm | 8:30 am |
| 00:00 | 09:30 |
| 01:00 | 10:30 |
| 02:00 | 11:30 |
| 03:00 | 12:30 |
| 04:00 | 13:30 |
| 05:00 | 14:30 |
| 06:00 | 15:30 |
| 07:00 | 16:30 |
| 08:00 | 17:30 |
| 09:00 | 18:30 |
| 10:00 | 19:30 |
| 11:00 | 20:30 |
| 12:00 | 21:30 |
| 13:00 | 22:30 |
| 14:00 | 23:30 |
| 15:00 | 00:30 |
| 16:00 | 01:30 |
| 17:00 | 02:30 |
| 18:00 | 03:30 |
| 19:00 | 04:30 |
| 20:00 | 05:30 |
| 21:00 | 06:30 |
| 22:00 | 07:30 |
| 23:00 | 08:30 |
Central European Time
Offset: CET is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe
Countries using this time zone: Andorra, Albania, Austria, Bosnia & Herzegovina, Belgium, Switzerland, Czech Republic, Germany, Denmark, Algeria, Spain, France, Gibraltar, Croatia, Hungary, Italy, Liechtenstein, Luxembourg, Monaco, Montenegro, North Macedonia, Malta, Netherlands, Norway, Poland, Serbia, Sweden, Slovenia, Svalbard & Jan Mayen, Slovakia, San Marino, Tunisia, Vatican City
Principal Cities: The largest city in the CET time zone is Berlin in Germany, with about 3.426 million people. Other major cities in this time zone include Madrid, Rome, Paris, Algiers.
German: MEZ - Mitteleuropäische Zeit

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Central European Summer Time (CEST).
Start: Central European Time (CET) started on Sunday, October 26, 2025 at 3:00 am local time and clocks were set one hour back to Sunday, October 26, 2025, 2:00 am. Standard time starts annually on the last Sunday of October.
End: Central European Time (CET) ends on Sunday, March 29, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 29, 2026, 3:00 am local daylight time instead. Standard time ends annually on the last Sunday of March.
CET representations, usage and related time zones
- +01 - basic short
- +0100 - basic
- +01:00 - extended
- +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the east of the zero meridian.
- Alpha - Military abbreviation for CET
- A - short form of 'Alpha'
- Africa/Algiers
- Africa/Ceuta
- Africa/Tunis
- Arctic/Longyearbyen
- Atlantic/Jan_Mayen
- CET
- Europe/Amsterdam
- Europe/Andorra
- Europe/Belgrade
- Europe/Berlin
- Europe/Bratislava
- Europe/Brussels
- Europe/Budapest
- Europe/Busingen
- Europe/Copenhagen
- Europe/Gibraltar
- Europe/Ljubljana
- Europe/Luxembourg
- Europe/Madrid
- Europe/Malta
- Europe/Monaco
- Europe/Oslo
- Europe/Paris
- Europe/Podgorica
- Europe/Prague
- Europe/Rome
- Europe/San_Marino
- Europe/Sarajevo
- Europe/Skopje
- Europe/Stockholm
- Europe/Tirane
- Europe/Vaduz
- Europe/Vatican
- Europe/Vienna
- Europe/Warsaw
- Europe/Zagreb
- Europe/Zurich
- MET
- Poland
- BST - British Summer Time
- CET - Central European Time
- IST - Irish Standard Time
- WEST - Western European Summer Time
- A - Alpha Time Zone
- CET - Central European Time
- MEZ - Mitteleuropäische Zeit
- WAT - West Africa Time
- WST - Western Sahara Summer Time
- BMT - Biel Mean Time
Australian Central Daylight Time
Offset: ACDT is 10 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Australia
Countries using this time zone: Australia
Principal Cities: The largest city in the ACDT time zone is Adelaide in Australia, with about 1.225 million people. Other major cities in this time zone include Adelaide Hills, Mount Gambier, Morphett Vale, Prospect.

Daylight Saving: Australian Central Daylight Time (ACDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Australian Central Standard Time (ACST).
Start: Australian Central Daylight Time (ACDT) started on Sunday, October 5, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, October 5, 2025, 3:00 am. Daylight saving starts annually on the first Sunday of October
End: Australian Central Daylight Time (ACDT) ends on Sunday, April 5, 2026 at 3:00 am local time and clocks are set one hour back to Sunday, April 5, 2026, 2:00 am local standard time instead. Daylight saving ends annually on the first Sunday of April
ACDT representations, usage and related time zones
- +1030 - basic
- +10:30 - extended
- +1030 - sign character (+) followed by a four digit time providing hours (10) and minutes (30) of the offset. Indicates an offset of ten hours and thirty minutes to the east of the zero meridian.
- Australia/Adelaide
- Australia/Broken_Hill
- Australia/South
- Australia/Yancowinna
- ACDT - Australian Central Daylight Time
- LHST - Lord Howe Standard Time
