🇨🇭 Sion, Switzerland
13
- Central European Summer Time
- UTC+2
- Twilight
☀️ 07:53 · 🌙 18:39 · 10 h 46 min
Sion to London: time difference
London is 1 h behind Sion. 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.
Sion 06:57 6:57 AM London 05:57 5:57 AM You –:–
06:57 6:57 AM
Central European Summer Time · UTC+2
☀️ 07:53 · 🌙 18:39
05:57 5:57 AM
British Summer Time · UTC+1
☀️ 07:31 · 🌙 18:01
·
−1 h
London is 1 h behind Sion.
When you, Sion 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
🇨🇭 Sion
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 | 🇨🇭 Sion | 🇬🇧 London |
|---|---|---|
| Local time | 06:57 | 05:57 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Central European Summer Time | British Summer Time |
| UTC offset | UTC+2 | UTC+1 |
| Offset from Sion | — | −1 h |
| IANA zone | Europe/Zurich | Europe/London |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:53 | 07:31 |
| Sunset | 18:39 | 18:01 |
| Daylight | 10 h 46 min | 10 h 29 min |
| People on this clock | 34,599 | 8,908,083 |
Compare Sion with another city
More comparisons with Sion: the time zones next to it and the far side of the clock.
Big time differences
Sion and London: common questions
How many hours behind Sion is London?
The clocks in London are 1 hour behind those in Sion (UTC+1 and UTC+2).
What time is it in London when it is 9:00 AM in Sion?
When it is 9:00 AM in Sion, it is 8:00 AM in London.
What time is it in London when it is 6:00 PM in Sion?
When it is 6:00 PM in Sion, it is 5:00 PM in London.
When do working hours in Sion and in London overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Sion, which is 9:00 AM to 5:00 PM in London.
When does the date change in London compared with Sion?
The new day starts in London later: until 1:00 AM in Sion, it is still the previous day there. From 11:00 PM in London, Sion is already on the next day.
Does the time difference between Sion and London change?
No. The clocks in Sion and in London change on the same dates, so the difference stays 1 hour.
