Convert CET to GMT
Compare Central European Time and Greenwich Mean Time with a live converter, hourly table, and scheduling tools for meetings.
How Conversion Works
Convert Central European Time (UTC+1) to Greenwich Mean Time (UTC+0) with a live time difference of 1 hour. The converter updates automatically for daylight saving changes where applicable.
Hour-by-Hour Table
Use the visual hour-by-hour table to compare CET and GMT across the day. Scan working hours quickly and export selected times to ICS, Google Calendar, or Gmail.
Schedule Meetings Precisely
Find suitable meeting times between Central European Time and Greenwich Mean Time using the comparison grid and calendar tools. DST tracking and historical rule updates are powered by the IANA timezone database.
How to Convert CET to GMT
Open the CET to GMT converter: Go to https://www.xconvert.com/time-converter/cet-to-gmt-converter. The page is set up for converting Central European Time to Greenwich Mean Time, which is useful when you are scheduling a call between teams in countries such as Germany, France, or Italy and contacts in the United Kingdom, Ireland, Ghana, or Iceland.
Add comparison cities: Click + Add City and search for cities that match your workflow, such as Paris, Berlin, or Rome for CET-based operations and London or Dublin for GMT-based coordination. This is especially helpful for finance, logistics, e-commerce, and software teams that need to line up office hours across continental Europe and GMT markets.
Select a time range on the grid: Use the Select button to enter selection mode, then drag across the colored timeline to highlight a working window in CET. For example, if you drag a block starting at 9:00 CET, the grid shows 8:00 GMT; if you extend it to 12:00 CET, that corresponds to 11:00 GMT, making it easy to confirm a late-morning Europe meeting for UK-based clients or partners.
Export and share the result: After selecting the range, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is practical when you want to send a confirmed meeting window to a distributed team so everyone sees the correct local time in their own calendar system without manually rewriting the schedule.
Understanding the CET to GMT Time Difference
Central European Time (CET) is UTC+1, and Greenwich Mean Time (GMT) is UTC+0. That means GMT is 1 hour behind CET, or equivalently, CET is 1 hour ahead of GMT. In practical terms, 9:00 CET = 8:00 GMT, 12:00 CET = 11:00 GMT, 15:00 CET = 14:00 GMT, and 18:00 CET = 17:00 GMT.
This relationship applies when both abbreviations are being used as standard time. CET is the standard-time abbreviation for much of continental Europe, while its daylight saving counterpart is CEST; GMT is the standard-time abbreviation, while its daylight saving counterpart in the United Kingdom and related locations is BST.
Daylight saving time matters because the labels change seasonally. During parts of the year, many CET regions use CEST instead of CET, and the United Kingdom and some other GMT locations use BST instead of GMT, so users planning meetings in spring and summer should pay attention to whether they are comparing the standard-time abbreviations or the daylight-time abbreviations. CET is used across a wide set of countries including Germany, France, Italy, Spain, Belgium, Netherlands, Poland, Sweden, Norway, Switzerland, Austria, Denmark, Czechia, Hungary, Croatia, Serbia, Slovakia, Slovenia, Luxembourg, Malta, Monaco, Andorra, Albania, Bosnia and Herzegovina, Montenegro, North Macedonia, San Marino, Vatican, Liechtenstein, Gibraltar, Algeria, and Tunisia, while GMT is used in places including the United Kingdom, Ireland, Iceland, Ghana, Senegal, Sierra Leone, Liberia, Mali, Togo, Guinea, Guinea-Bissau, Gambia, Burkina Faso, Mauritania, Sao Tome and Principe, Saint Helena, Guernsey, Jersey, and the Isle of Man.
Best Times for Calls and Meetings Between CET and GMT
Because the gap is only 1 hour, CET and GMT are relatively easy to coordinate for business communication. A morning slot in CET still lands in the morning in GMT, which works well for cross-border sales calls, legal reviews, agency check-ins, and operational handoffs between continental Europe and the UK or Ireland.
The clearest overlap appears in the examples: 9:00 CET = 8:00 GMT and 12:00 CET = 11:00 GMT. That makes the 9:00 to 12:00 CET window a strong option for meetings, since it maps to 8:00 to 11:00 GMT, covering normal office start times for teams in London, Dublin, and other GMT locations while still fitting comfortably into the morning for teams in Berlin, Paris, Madrid, or Rome.
Afternoon scheduling also remains straightforward. 15:00 CET = 14:00 GMT and 18:00 CET = 17:00 GMT, so a 15:00 to 18:00 CET block becomes 14:00 to 17:00 GMT, which is useful for project reviews, client presentations, and end-of-day coordination between European headquarters and UK-based branches. This is common in industries such as banking, consulting, SaaS support, media buying, and freight management, where teams often need same-day responses before business closes.
If you need the broadest shared workday coverage, selecting a mid-day range on the grid can help you avoid very early starts or late finishes. For example, choosing around 12:00 CET immediately shows 11:00 GMT, which is often a practical anchor point for recurring weekly meetings because both sides are already in full working mode.
Frequently Asked Questions
What is the time difference between CET and GMT?
The time difference between CET and GMT is 1 hour. GMT is 1 hour behind CET, which means if it is noon in Central European Time, it is 11:00 GMT in Greenwich Mean Time.
This small gap makes scheduling much easier than with transatlantic or Asia-Europe meetings. Teams in countries such as Germany, France, Italy, and Spain can usually coordinate with the United Kingdom and Ireland during the same business day without needing very early or very late calls.
When is 9 AM CET in GMT?
9:00 CET = 8:00 GMT. This is a common conversion for morning standups, customer support handovers, and sales outreach that starts at the beginning of the continental European workday.
For example, if a team in Berlin wants to begin a meeting at 9 AM CET, colleagues in London should join at 8 AM GMT. That can work well for urgent coordination, although it may be slightly early for some UK-based participants.
When is 12 PM CET in GMT?
12:00 CET = 11:00 GMT. This is one of the most convenient conversion points because it keeps both teams within standard office hours and avoids the rush of the first hour of the day.
A noon meeting in Paris, Brussels, or Rome becomes an 11 AM meeting in London or Dublin. That timing is often suitable for account reviews, procurement calls, and cross-border planning sessions where both sides need full staffing availability.
Does the difference change during DST?
The standard-time comparison here is between CET and GMT, and the fixed relationship is 1 hour. However, the abbreviations used in many places change seasonally: CET changes to CEST, and GMT changes to BST in locations that observe daylight saving time.
That means users should pay close attention to whether they are comparing standard-time labels or daylight-time labels in spring and summer. The seasonal shift affects how meetings are labeled on calendars, especially for companies operating between continental Europe and the United Kingdom.
What is the best meeting time between CET and GMT?
A strong meeting window is 9:00 to 12:00 CET, which corresponds to 8:00 to 11:00 GMT. This range works well for daily syncs, client updates, and operational planning because both sides are in the first half of the workday.
Another practical option is 15:00 to 18:00 CET, which maps to 14:00 to 17:00 GMT. That later window is useful for teams that need more preparation time before a meeting or want to review same-day progress before offices close.
Is CET ahead of GMT or behind GMT?
CET is 1 hour ahead of GMT. Another way to say the same thing is that GMT is 1 hour behind CET.
This matters when reading meeting invites or flight schedules. If a calendar event is set for 15:00 CET, participants using GMT should expect it at 14:00 GMT, not at the same clock time.
Which countries commonly use CET and which use GMT?
CET is used across much of continental Europe and nearby regions, including Germany, France, Italy, Spain, Belgium, Netherlands, Austria, Switzerland, Poland, Sweden, Norway, Denmark, Czechia, Hungary, Croatia, Serbia, Slovakia, Slovenia, Luxembourg, Malta, Monaco, Andorra, Albania, Bosnia and Herzegovina, Montenegro, North Macedonia, San Marino, Vatican, Liechtenstein, Gibraltar, Algeria, and Tunisia.
GMT is used in the United Kingdom, Ireland, Iceland, and several West African countries such as Ghana, Senegal, Sierra Leone, Liberia, Mali, Togo, Guinea, Guinea-Bissau, Gambia, Burkina Faso, and Mauritania, along with Sao Tome and Principe, Saint Helena, Guernsey, Jersey, and the Isle of Man. This makes CET-to-GMT conversion especially relevant for European trade, aviation, consulting, shipping, and remote team management.