CET to AST Ast Converter
Time Difference
Central European Summer Time is 5 hours ahead of Argentina Standard Time
12:30 am00:30 in CEST is 7:30 pm19:30 in AST
CET to AST call time
Best time for a conference call or a meeting is between 12pm-6pm in CET which corresponds to 8am-2pm in AST
12:30 am00:30 Central European Summer Time (CEST). Offset UTC +2:00 hours
7:30 pm19:30 Argentina Standard Time (AST). Offset UTC -3:00 hours
12:30 am00:30 CEST / 7:30 pm19:30 AST
CEST | AST |
---|---|
12am (midnight) | 7pm |
1am | 8pm |
2am | 9pm |
3am | 10pm |
4am | 11pm |
5am | 12am (midnight) |
6am | 1am |
7am | 2am |
8am | 3am |
9am | 4am |
10am | 5am |
11am | 6am |
12pm (noon) | 7am |
1pm | 8am |
2pm | 9am |
3pm | 10am |
4pm | 11am |
5pm | 12pm (noon) |
6pm | 1pm |
7pm | 2pm |
8pm | 3pm |
9pm | 4pm |
10pm | 5pm |
11pm | 6pm |
0:00 | 19:00 |
1:00 | 20:00 |
2:00 | 21:00 |
3:00 | 22:00 |
4:00 | 23:00 |
5:00 | 0:00 |
6:00 | 1:00 |
7:00 | 2:00 |
8:00 | 3:00 |
9:00 | 4:00 |
10:00 | 5:00 |
11:00 | 6:00 |
12:00 | 7:00 |
13:00 | 8:00 |
14:00 | 9:00 |
15:00 | 10:00 |
16:00 | 11:00 |
17:00 | 12:00 |
18:00 | 13:00 |
19:00 | 14:00 |
20:00 | 15:00 |
21:00 | 16:00 |
22:00 | 17:00 |
23:00 | 18:00 |
Central European Time
Offset: CET is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe
Countries: It is used in following countries: 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 timezone is Berlin from Germany with population about 3.426 million people. Other major cities in the area are Madrid, Rome, Paris, Algiers
German: MEZ - Mitteleuropäische Zeit

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Central European Summer Time (CEST).
End: Central European Time (CET) has ended on Sunday, March 26, 2023 at 2:00 am local time and clocks were set one hour forward to Sunday, March 26, 2023, 3:00 am local daylight time instead. Standard time ends annually the on last Sunday of March.
Start: Central European Time (CET) starts on Sunday, October 29, 2023 at 3:00 am local time and clocks are set one hour back to Sunday, October 29, 2023, 2:00 am. Standard time starts annually the on last Sunday of October.
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 one hour and zero minutes time differences 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
- 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
Argentina Standard Time
Offset: AST is 3 hours behind Greenwich Mean Time (GMT) and is used in America
Countries: It is used in following countries: Bermuda, Canada, Greenland
Principal Cities: The largest city in the AST timezone is Halifax from Canada with population about 359,111 people. Other major cities in the area are Sydney, Dartmouth, Saint John, Moncton
AST representations, usage and related time zones
- -03 - basic short
- -0300 - basic
- -03:00 - extended
- -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates three hour and zero minutes time differences to the west of the zero meridian.
- Papa - Military abbreviation for AST
- P - short form of 'Papa'
- Atlantic Standard Time - UTC -4
- Arabia Standard Time - UTC +3
- Argentina Standard Time - UTC -3
- Arabian Standard Time - UTC +3
- Apia Standard Time - UTC +13
- Azores Summer Time - UTC +0
- ADT - Atlantic Daylight Time
- PMT - Pierre & Miquelon Standard Time
- PMST - Pierre & Miquelon Standard Time
- WGT - West Greenland Time
- AMST - Amazon Summer Time
- ART - Argentina Time
- BRT - BrasÃlia time
- CLST - Chile Summer Time
- FKST - Falkland Islands Summer Time
- GFT - French Guiana Time
- P - Papa Time Zone
- PYST - Paraguay Summer Time
- SRT - Suriname Time
- UYT - Uruguay Time