Central European Time
CET means UTC+01:00 throughout the year.
TIME ZONE CONVERTER
CET to GMT
Time Converter
Convert Central European Time to Greenwich Mean Time. Compare dates, seasonal differences and meeting hours.
CET is 1h ahead of GMT in 2026.
9 AM CET = 8 AM GMT
Selected date: November 3, 2026. Fixed abbreviations retain their stated UTC offsets.
THE QUICK REFERENCE
CSVCET to GMT conversion table
November 3, 2026 · Date changes are marked.
View the full 24-hour table
| CET | GMT |
|---|---|
| 12:00 AM | 11:00 PM -1 day |
| 1:00 AM | 12:00 AM |
| 2:00 AM | 1:00 AM |
| 3:00 AM | 2:00 AM |
| 4:00 AM | 3:00 AM |
| 5:00 AM | 4:00 AM |
| 6:00 AM | 5:00 AM |
| 7:00 AM | 6:00 AM |
| 8:00 AM | 7:00 AM |
| 9:00 AM | 8:00 AM |
| 10:00 AM | 9:00 AM |
| 11:00 AM | 10:00 AM |
| CET | GMT |
|---|---|
| 12:00 PM | 11:00 AM |
| 1:00 PM | 12:00 PM |
| 2:00 PM | 1:00 PM |
| 3:00 PM | 2:00 PM |
| 4:00 PM | 3:00 PM |
| 5:00 PM | 4:00 PM |
| 6:00 PM | 5:00 PM |
| 7:00 PM | 6:00 PM |
| 8:00 PM | 7:00 PM |
| 9:00 PM | 8:00 PM |
| 10:00 PM | 9:00 PM |
| 11:00 PM | 10:00 PM |
Starting with the GMT working day
These examples start on 2026-11-03 in GMT.
09:00 GMT10:00 →CET · 2026-11-03
17:00 GMT18:00 →CET · 2026-11-03
Which time-zone meaning are we using?
Greenwich Mean Time
GMT means UTC throughout the year.
ONE CLOCK TIME. THE WHOLE YEAR.
Year CSV09:00 CET to GMT throughout 2026
09:00 in CET converts to 08:00 in GMT on every date in 2026. The destination has the same calendar date.
Every calendar date is included, not just workdays. Date ranges include both endpoints. Based on IANA 2026e; future rules may change.
DON’T LOSE A DAY
When does CET time become a different date in GMT?
Your complete source day: 2026-11-03. Each range shows which destination date to use.
CET · 2026-11-0300:00–01:00UTC+01:00
GMT · 2026-11-0223:00–24:00UTC Previous day
CET · 2026-11-0301:00–24:00UTC+01:00
GMT · 2026-11-0300:00–23:00UTC Same date
Range starts are included; ends are excluded. 24:00 means midnight at the end of that date. Repeated hours appear separately with their UTC offsets. The strip is proportional to elapsed time.
THE BIGGER PICTURE
2026Some things stay in sync.
The difference between CET and GMT stays the same throughout 2026.
JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC
−1h
Neither selected clock changes its UTC offset during 2026.
CLOCK CHANGES
No upcoming clock adjustment
Both selected labels are fixed offsets, so seasonal clock changes do not alter this conversion.
PLAN BEYOND A SINGLE DAY
Daily CSVCET–GMT working hours through 2026
Every date calculated with your working windows. 261 selected CET workdays; public holidays are not applied.
Least shared time7h
Most common7h
Most shared time7h
Days without a 60-min slot0 / 261
A start time that survives the whole year.
Start a 60-minute meeting in CET 10:00–16:00.
These starts fit both working windows on every selected CET workday in 2026, using a 15-minute start grid. The end of each range is the last valid start.
CET: 09:00–17:00, Mon, Tue, Wed, Thu, Fri. GMT: 09:00–17:00, Mon, Tue, Wed, Thu, Fri.
Calculation details and repeated hours
Overnight shifts belong to their start weekday. Host workday means the source calendar date. Repeated local times use the first occurrence.
THE DETAILS THAT MATTER
CET to GMT: useful answers
Does the CET–GMT time difference change in 2026?
The difference stays constant throughout 2026: GMT is 1h behind compared with CET.
Does this conversion change the calendar date?
09:00 in CET on 2026-11-03 is 08:00 in GMT on 2026-11-03. This selected time stays on the same date in both places. Other times can cross midnight.
Can CET and GMT meet during working hours?
Your selected working windows share 7h on 2026-11-03. The planner above checks the whole meeting duration and shows suitable start times. Edit the windows to match your team.
Related time-zone meanings and conversions
Calculated with IANA 2026e. Working hours are your preferences; public holidays and calendar availability are not included. Our methodology