CET to GMT · Paris / Berlin (EU) → London (UK)
Hour-by-hour conversion from Central European Time to Greenwich Mean Time, with daylight-saving variants and the meeting window that works for both sides.
| CET (Paris / Berlin (EU)) | CET → GMT (both on standard time) | CEST → BST (both on summer time) |
|---|---|---|
| 12:00 AM | 11:00 PM (-1d) | 11:00 PM (-1d) |
| 6:00 AM | 5:00 AM | 5:00 AM |
| 7:00 AM | 6:00 AM | 6:00 AM |
| 8:00 AM | 7:00 AM | 7:00 AM |
| 9:00 AM | 8:00 AM | 8:00 AM |
| 10:00 AM | 9:00 AM | 9:00 AM |
| 11:00 AM | 10:00 AM | 10:00 AM |
| 12:00 PM | 11:00 AM | 11:00 AM |
| 1:00 PM | 12:00 PM | 12:00 PM |
| 2:00 PM | 1:00 PM | 1:00 PM |
| 3:00 PM | 2:00 PM | 2:00 PM |
| 4:00 PM | 3:00 PM | 3:00 PM |
| 5:00 PM | 4:00 PM | 4:00 PM |
| 6:00 PM | 5:00 PM | 5:00 PM |
| 7:00 PM | 6:00 PM | 6:00 PM |
| 8:00 PM | 7:00 PM | 7:00 PM |
| 9:00 PM | 8:00 PM | 8:00 PM |
| 10:00 PM | 9:00 PM | 9:00 PM |
Notes
CET (Central European Time, UTC+01:00) is 1h ahead of GMT (Greenwich Mean Time, UTC+00:00) when both are on standard time. Paris / Berlin (EU) observes daylight saving (CEST, UTC+02:00) from late March to late October. London (UK) observes daylight saving (BST, UTC+01:00) from late March to late October. During transition weeks the two regions may switch on different dates — for exact meeting times use the live converter below, which uses the IANA time-zone database.
Their 9:00–18:00 business hours overlap for about 8 hours a day — roughly 10:00 AM–6:00 PM in CET.
More conversions from CET: CET to IST · CET to EST · CET to PST
Frequently asked questions
What is the time difference between CET and GMT?
CET is 1h ahead of GMT on standard time; daylight saving shifts this by an hour part of the year (see the table).
What time is 12 PM CET in GMT?
12:00 PM CET is 11:00 AM in GMT on standard time.
Do CET and GMT business hours overlap?
Their 9:00–18:00 business hours overlap for about 8 hours a day — roughly 10:00 AM–6:00 PM in CET.