Convert CET to GMT
See the current CET to GMT time difference, compare hours side by side, and plan calls or meetings across both time zones.
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 loads with CET and GMT already shown in the visual comparison grid, which is useful if you are scheduling a London call from Berlin, coordinating a logistics handoff between Central Europe and the UK, or checking support coverage across European business hours.
Add relevant comparison cities: Click + Add City and add cities such as Berlin, Paris, and London to compare real business locations that use CET or GMT-related time rules during parts of the year. This is especially useful for finance, consulting, e-commerce, and airline operations, where teams often need to line up Central European office hours with UK partners, Heathrow flight coordination, or London market activity.
Drag to select a meeting window: Click Select, then drag across the CET row to highlight a time range in purple, such as 9:00 AM to 11:00 AM CET. The grid will show that this equals 8:00 AM to 10:00 AM GMT, making it easy to confirm that a mid-morning meeting in Frankfurt or Madrid reaches London colleagues at the start of their workday without requiring manual calculation.
Export and share the converted time: After selecting the range, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is practical when sending a confirmed cross-border meeting to a distributed team, adding a CET-to-GMT session to calendars automatically, or sharing a link with clients so they see the correct local time immediately.
Understanding the CET to GMT Time Difference
CET (Central European Time) is UTC+1, while GMT (Greenwich Mean Time) is UTC+0, so CET is exactly 1 hour ahead of GMT during standard time. That means when it is 9:00 AM CET, it is 8:00 AM GMT; when it is 6:00 PM CET, it is 5:00 PM GMT. This one-hour gap matters for same-day business coordination between places such as Paris, Brussels, Rome, or Berlin and GMT-based locations.
Daylight saving time can change how people describe the relationship, because many countries that normally use CET switch to CEST (Central European Summer Time, UTC+2) in warmer months. In Europe, DST in 2026 begins on 29 March 2026 and ends on 25 October 2026, with clocks moving forward one hour in spring and back one hour in autumn. During that summer period, if you are actually comparing CEST to GMT, the difference becomes 2 hours, not 1.
This distinction matters because users often search for “CET to GMT” even in months when Central Europe is no longer on CET officially. From late October to late March, the standard comparison is CET = GMT + 1 hour; from late March to late October, many Central European cities observe CEST, so London and other GMT references may effectively be compared against UTC+2 if you are using local summer time in continental Europe. For scheduling legal, transport, or trading activities, always check the specific date in the converter using the date picker row at the top.
Best Times for Calls and Meetings Between CET and GMT
Because the standard difference is only 1 hour, CET and GMT have one of the easiest workday overlaps in international scheduling. A typical 9:00 AM to 5:00 PM CET business day lines up with 8:00 AM to 4:00 PM GMT, which creates a full 8-hour overlap for most office-based teams in Europe. This is ideal for same-day collaboration in industries such as banking, consulting, SaaS support, manufacturing procurement, and European media operations.
For regular meetings, 9:00 AM to 11:00 AM CET = 8:00 AM to 10:00 AM GMT is a strong window for morning planning calls, sales check-ins, and project standups. Another practical slot is 2:00 PM to 4:00 PM CET = 1:00 PM to 3:00 PM GMT, which works well for contract reviews, client demos, and operations updates because both sides are comfortably within normal work hours and not yet at end-of-day.
If you want to avoid early starts in GMT locations, 10:00 AM to 12:00 PM CET = 9:00 AM to 11:00 AM GMT is often the most balanced choice. This is especially useful for teams working between Central European capitals and London, where UK staff may prefer not to begin external calls before 9:00 AM, while continental teams still keep the meeting in their productive morning block.
Seasonal changes require extra attention if your “CET” participants are actually in cities observing summer time. For example, a meeting that is 9:00 AM CET = 8:00 AM GMT in January may become 9:00 AM CEST = 7:00 AM GMT after the March DST transition if one side stays on GMT terminology. That shift can affect customer support rosters, airline operations planning, and market-opening coordination, especially for firms working with London-based legal, insurance, or financial partners.
Frequently Asked Questions
What is the time difference between CET and GMT?
CET is 1 hour ahead of GMT during standard time because CET is UTC+1 and GMT is UTC+0. In practical terms, if it is 3:00 PM in CET, it is 2:00 PM in GMT. This makes conversion straightforward for winter scheduling across much of Europe and the UK.
When is 9 AM CET in GMT?
9:00 AM CET is 8:00 AM GMT. The same pattern applies across the day, so 12:00 PM CET = 11:00 AM GMT and 6:00 PM CET = 5:00 PM GMT. This is why London-based teams often receive Central European morning meeting requests one hour earlier on their own clocks.
Does the difference between CET and GMT change during daylight saving time?
Yes, the effective difference can change if the Central European location switches from CET to CEST for summer time. In 2026, European daylight saving time starts on 29 March 2026 and ends on 25 October 2026; during that period, Central Europe typically runs on UTC+2, so the gap relative to GMT becomes 2 hours. Users often still search for “CET to GMT” in summer, but the actual local civil time in cities like Paris or Berlin is usually CEST then.
What is the best meeting time between CET and GMT?
A very practical meeting window is 10:00 AM to 12:00 PM CET, which equals 9:00 AM to 11:00 AM GMT. This avoids an early start for GMT participants while keeping the meeting in the morning for CET teams, which is useful for sales calls, legal reviews, and project planning. If you need an afternoon option, 2:00 PM to 4:00 PM CET = 1:00 PM to 3:00 PM GMT is also highly workable.
Is CET always used in countries like Germany, France, and Italy?
No, those countries use CET in the standard-time season and usually switch to CEST in the summer. That means a January meeting in Berlin may be calculated as CET to GMT, while a July meeting is more accurately CEST to GMT if you want the real local clock time. This is important for travel planning, rail schedules, conference calls, and cross-border customer support.
Why do people compare CET and GMT so often?
CET and GMT are commonly compared because they cover major European business centers and UK-linked operations. CET applies to large economies such as Germany, France, Italy, Spain, Belgium, and the Netherlands, while GMT is closely associated with London and global reference timekeeping. The comparison is especially relevant for European finance, consulting, aviation, e-commerce, and remote teams coordinating between continental Europe and the UK.
How can I convert CET to GMT accurately on xconvert?
Use the visual grid on the converter page rather than typing a time manually. Open the CET to GMT page, click Select, drag across the CET row to highlight the time you want, and read the aligned GMT result directly below or beside it on the same timeline. If you are planning for a future date near a DST change, use the date picker row first so the comparison reflects the correct seasonal offset.
Is GMT the same as UK time all year?
Not exactly. The UK uses GMT in winter, but during summer it switches to BST (British Summer Time, UTC+1). So if you are comparing a Central European city to the UK in July, the real local UK time may not be GMT even if someone informally says “GMT”; checking the exact date in the converter prevents one-hour scheduling mistakes.