CET (Central European Standard Time) is UTC+1. It is the standard time of Paris, Berlin, Madrid and Rome, which switch to CEST for daylight saving time.
Who uses CET
| IANA time zone | Uses CET | Main cities |
|---|---|---|
| Europe/Paris | Outside daylight saving time | Paris, Marseille, Lyon |
| Europe/Berlin | Outside daylight saving time | Berlin, Hamburg, Munich |
| Europe/Madrid | Outside daylight saving time | Madrid, Barcelona, Valencia |
| Europe/Rome | Outside daylight saving time | Rome, Milan, Naples |
| Europe/Warsaw | Outside daylight saving time | Warsaw, Krakow, Wroclaw |
| Africa/Algiers | All year | Algiers, Oran, Constantine |
| Africa/Tunis | All year | Tunis, Sfax, Sousse |
CET and CEST
CEST is the daylight saving version of CET, 1 hour ahead of it. Writing CET in summer means a time that is 1 hour off for the places that have switched.
CET to UTC, GMT and other zones
CET is a fixed offset, so these conversions do not change with the seasons. What changes is which abbreviation a region is using on a given date.
| Zone | UTC offset | When it is 12:00 CET |
|---|---|---|
| UTC | UTC+0 | 11:00 AM |
| GMT | UTC+0 | 11:00 AM |
| EST | UTC−5 | 6:00 AM |
| EDT | UTC−4 | 7:00 AM |
| CST | UTC−6 | 5:00 AM |
| MST | UTC−7 | 4:00 AM |
| PST | UTC−8 | 3:00 AM |
| CEST | UTC+2 | 1:00 PM |
| EET | UTC+2 | 1:00 PM |
| MSK | UTC+3 | 2:00 PM |
| GST | UTC+4 | 3:00 PM |
| IST | UTC+5:30 | 4:30 PM |
| ICT | UTC+7 | 6:00 PM |
| JST | UTC+9 | 8:00 PM |
| AEST | UTC+10 | 9:00 PM |
| AEDT | UTC+11 | 10:00 PM |
Plan around the time in CET
- Convert a time to or from CET: pick a date and time and see it in every city on your list.
- Add Paris to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in CET and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What is CET in UTC?
CET is UTC+1. To get UTC, subtract 1 hour from CET time.
Is it CET or CEST right now?
CET is in use now in Paris, Berlin, Madrid and Rome. CEST returns on Sunday, March 28, 2027.
What time is 12:00 CET in UTC?
12:00 CET is 11:00 AM UTC.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.