London to Seine-Saint-Denis: time difference
Seine-Saint-Denis is 1 h ahead of London. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇫🇷 Seine-Saint-Denis, France
12
- Central European Summer Time
- UTC+2
- Daytime
☀️ 08:18 · 🌙 18:52 · 10 h 35 min
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
London 16:25 4:25 PM Seine-Saint-Denis 17:25 5:25 PM You –:–
16:25 4:25 PM
British Summer Time · UTC+1
☀️ 07:33 · 🌙 17:59
17:25 5:25 PM
Central European Summer Time · UTC+2
☀️ 08:18 · 🌙 18:52
·
+1 h
Seine-Saint-Denis is 1 h ahead of London.
When you, London and Seine-Saint-Denis are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇧 London
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
🇫🇷 Seine-Saint-Denis
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇧 London | 🇫🇷 Seine-Saint-Denis |
|---|---|---|
| Local time | 16:25 | 17:25 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | British Summer Time | Central European Summer Time |
| UTC offset | UTC+1 | UTC+2 |
| Offset from London | — | +1 h |
| IANA zone | Europe/London | Europe/Paris |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:33 | 08:18 |
| Sunset | 17:59 | 18:52 |
| Daylight | 10 h 26 min | 10 h 35 min |
| People on this clock | 8,908,083 | 6,073 |
Compare London with another city
More comparisons with London: the time zones next to it and the far side of the clock.
Big time differences
London and Seine-Saint-Denis: common questions
How far ahead of London is Seine-Saint-Denis?
Seine-Saint-Denis is 1 hour ahead of London: UTC+2 against UTC+1.
What time is it in Seine-Saint-Denis at the start of the working day in London?
The working day in London starts at 9:00 AM; in Seine-Saint-Denis it is 10:00 AM at that moment.
What time is it in Seine-Saint-Denis at the end of the working day in London?
The working day in London ends at 6:00 PM; in Seine-Saint-Denis it is 7:00 PM at that moment.
When is a good time to call Seine-Saint-Denis from London?
Between 9:00 AM and 5:00 PM in London – that is 10:00 AM to 6:00 PM in Seine-Saint-Denis – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Seine-Saint-Denis?
From 11:00 PM in London it is already the next day in Seine-Saint-Denis. The other way round, until 1:00 AM in Seine-Saint-Denis it is still the previous day in London.
Does the time difference between London and Seine-Saint-Denis change?
No. The clocks in London and in Seine-Saint-Denis change on the same dates, so the difference stays 1 hour.
