Central European Summer Time
CEST means UTC+02:00 throughout the year.
TIME ZONE CONVERTER
CEST to London
Time Converter
Convert Central European Summer Time to London, United Kingdom. Compare dates, seasonal differences and meeting hours.
CEST is 1h or 2h ahead of London in 2026, depending on the date.
9 AM CEST = 7 AM London
Selected date: November 4, 2026. Fixed abbreviations retain their stated UTC offsets.
THE QUICK REFERENCE
CSVCEST to London conversion table
November 4, 2026 · Date changes are marked.
View the full 24-hour table
| CEST | London |
|---|---|
| 12:00 AM | 10:00 PM -1 day |
| 1:00 AM | 11:00 PM -1 day |
| 2:00 AM | 12:00 AM |
| 3:00 AM | 1:00 AM |
| 4:00 AM | 2:00 AM |
| 5:00 AM | 3:00 AM |
| 6:00 AM | 4:00 AM |
| 7:00 AM | 5:00 AM |
| 8:00 AM | 6:00 AM |
| 9:00 AM | 7:00 AM |
| 10:00 AM | 8:00 AM |
| 11:00 AM | 9:00 AM |
| CEST | London |
|---|---|
| 12:00 PM | 10:00 AM |
| 1:00 PM | 11:00 AM |
| 2:00 PM | 12:00 PM |
| 3:00 PM | 1:00 PM |
| 4:00 PM | 2:00 PM |
| 5:00 PM | 3:00 PM |
| 6:00 PM | 4:00 PM |
| 7:00 PM | 5:00 PM |
| 8:00 PM | 6:00 PM |
| 9:00 PM | 7:00 PM |
| 10:00 PM | 8:00 PM |
| 11:00 PM | 9:00 PM |
Starting with the London working day
These examples start on 2026-11-04 in London.
09:00 London11:00 →CEST · 2026-11-04
17:00 London19:00 →CEST · 2026-11-04
Which time-zone meaning are we using?
ONE CLOCK TIME. THE WHOLE YEAR.
Year CSV09:00 CEST to London throughout 2026
Keeping 09:00 on the CEST clock produces 2 different destination clock/date answers in 2026. The ranges below use CEST calendar dates, including transition days.
| Dates in CEST · 2026 | London answer | Source → destination offsets | Explore |
|---|---|---|---|
| Jan 1 – Mar 2887 dates | 07:00Same date | UTC+02:00 → UTC | |
| Mar 29 – Oct 24210 dates | 08:00Same date | UTC+02:00 → UTC+01:00 | |
| Oct 25 – Dec 3168 dates | 07:00Same date | UTC+02:00 → UTC |
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 CEST time become a different date in London?
Your complete source day: 2026-11-04. Each range shows which destination date to use.
CEST · 2026-11-0400:00–02:00UTC+02:00
London · 2026-11-0322:00–24:00UTC Previous day
CEST · 2026-11-0402:00–24:00UTC+02:00
London · 2026-11-0400:00–22:00UTC 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
2026A year of time differences.
How London compares with CEST throughout 2026.
JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC
−2h
−1h
−2h
London changes its UTC offset in 2026. CEST is a fixed offset.
See exact change periods
| From (UTC, inclusive) | Until (UTC, exclusive) | London vs CEST |
|---|---|---|
| 1 Jan 2026, 00:00 UTC | 29 Mar 2026, 01:00 UTC | 2h behind |
| 29 Mar 2026, 01:00 UTC | 25 Oct 2026, 01:00 UTC | 1h behind |
| 25 Oct 2026, 01:00 UTC | 1 Jan 2027, 00:00 UTC | 2h behind |
CLOCK CHANGES
What changes at the next clock adjustment?
Exact periods outside the most common difference in 2026
The most frequent difference has London 1h behind relative to CEST. Exceptions:
| From (UTC, inclusive) | Until (UTC, exclusive) | Compared with CEST |
|---|---|---|
| 1 Jan 2026, 00:00 UTC | 29 Mar 2026, 01:00 UTC | 2h behind |
| 25 Oct 2026, 01:00 UTC | 1 Jan 2027, 00:00 UTC | 2h behind |
PLAN BEYOND A SINGLE DAY
Daily CSVCEST–London working hours through 2026
Every date calculated with your working windows. 261 selected CEST workdays; public holidays are not applied.
Least shared time6h
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 CEST 11:00–16:00.
These starts fit both working windows on every selected CEST workday in 2026, using a 15-minute start grid. The end of each range is the last valid start.
CEST: 09:00–17:00, Mon, Tue, Wed, Thu, Fri. London: 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
CEST to London: useful answers
Why is the CEST to London difference sometimes 1 hour and sometimes 2 hours?
CEST is 1h or 2h ahead of London in 2026, depending on the date. London changes its UTC offset in 2026. CEST is a fixed offset.
Does the CEST–London time difference change in 2026?
The published rules produce 3 periods with 2 different offsets in 2026. See the annual chart for the exact boundaries of each period.
Does this conversion change the calendar date?
09:00 in CEST on 2026-11-04 is 07:00 in London on 2026-11-04. This selected time stays on the same date in both places. Other times can cross midnight.
Can CEST and London meet during working hours?
Your selected working windows share 6h on 2026-11-04. 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