Central European Time (Vienna)
CET/CEST is UTC+01:00 from UTC, observing daylight saving time where applicable. IANA name: Europe/Vienna. Covers Vienna, Graz, Linz and more.
IANA Identifier
Offset Details
Major Cities
About Central European Time (Vienna)
Austria uses Central European Time, with Vienna serving as a historic crossroads between Western and Eastern Europe. Vienna was the capital of the Habsburg Empire, which at its height spanned multiple time zones, and the city retains its role as an international meeting point. Today, Vienna hosts major international organizations including the United Nations Office, OPEC headquarters, and the OSCE. The city consistently ranks as one of the world's most livable. Austria adopted standard time in 1891 and has used CET since. The Vienna Stock Exchange (Wiener Börse), established in 1771, is one of the world's oldest and operates on CET. Austria's geographic position makes it a natural bridge between CET and EET (Eastern European Time) countries, with Vienna being geographically closer to Bratislava (just 60 km away) than to western Austrian cities. The country's tourism industry (skiing in the Alps, Viennese culture) and manufacturing sector benefit from timezone alignment with Germany and Switzerland, its largest trading partners. Austria's classical music heritage, from Mozart to Strauss, was composed in this timezone.
Technical Details
| Display Name | Central European Time (Vienna) |
| IANA Identifier | Europe/Vienna |
| Abbreviation | CET/CEST |
| Standard Offset | UTC+01:00 |
| DST Offset | UTC+02:00 |
| Observes DST | Yes |
| Region | Europe |
| Major Cities | Vienna, Graz, Linz, Salzburg, Innsbruck, Klagenfurt, Villach |