Mainz to London: time difference
London is 1 h behind Mainz. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Mainz 03:30 3:30 AM London 02:30 2:30 AM You –:–
03:30 3:30 AM
Central European Summer Time · UTC+2
☀️ 07:41 · 🌙 18:48
02:30 2:30 AM
British Summer Time · UTC+1
☀️ 07:16 · 🌙 18:20
·
−1 h
London is 1 h behind Mainz.
When you, Mainz and London are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇩🇪 Mainz
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇬🇧 London
23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇩🇪 Mainz | 🇬🇧 London |
|---|---|---|
| Local time | 03:30 | 02:30 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central European Summer Time | British Summer Time |
| UTC offset | UTC+2 | UTC+1 |
| Offset from Mainz | — | −1 h |
| IANA zone | Europe/Berlin | Europe/London |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:41 | 07:16 |
| Sunset | 18:48 | 18:20 |
| Daylight | 11 h 7 min | 11 h 4 min |
| People on this clock | 209,779 | 8,908,083 |
Compare Mainz with another city
More comparisons with Mainz: the time zones next to it and the far side of the clock.
Big time differences
Mainz and London: common questions
How many hours behind Mainz is London?
The clocks in London are 1 hour behind those in Mainz (UTC+1 and UTC+2).
What time is it in London when it is 9:00 AM in Mainz?
When it is 9:00 AM in Mainz, it is 8:00 AM in London.
What time is it in London when it is 6:00 PM in Mainz?
When it is 6:00 PM in Mainz, it is 5:00 PM in London.
When is a good time to call London from Mainz?
Between 10:00 AM and 6:00 PM in Mainz – that is 9:00 AM to 5:00 PM in London – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in London?
Until 1:00 AM in Mainz it is still the previous day in London. The other way round, from 11:00 PM in London it is already the next day in Mainz.
Does the time difference between Mainz and London change?
No. The clocks in Mainz and in London change on the same dates, so the difference stays 1 hour.
