London to Tromso: time difference
Tromso is 1 h ahead of London. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
London 11:49 11:49 AM Tromso 12:49 12:49 PM You –:–
11:49 11:49 AM
British Summer Time · UTC+1
☀️ 07:30 · 🌙 18:03
12:49 12:49 PM
Central European Summer Time · UTC+2
☀️ 08:07 · 🌙 16:53
·
+1 h
Tromso is 1 h ahead of London.
When you, London and Tromso 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
🇳🇴 Tromso
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 | 🇳🇴 Tromso |
|---|---|---|
| Local time | 11:49 | 12:49 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 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/Oslo |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:30 | 08:07 |
| Sunset | 18:03 | 16:53 |
| Daylight | 10 h 33 min | 8 h 46 min |
| People on this clock | 8,908,083 | 78,908 |
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 Tromso: common questions
How many hours ahead of London is Tromso?
The clocks in Tromso are 1 hour ahead of those in London (UTC+2 and UTC+1).
What time is it in Tromso when it is 9:00 AM in London?
When it is 9:00 AM in London, it is 10:00 AM in Tromso.
What time is it in Tromso when it is 6:00 PM in London?
When it is 6:00 PM in London, it is 7:00 PM in Tromso.
Is there a time when both London and Tromso are at work?
Yes: from 9:00 AM to 5:00 PM in London (10:00 AM to 6:00 PM in Tromso), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Tromso?
From 11:00 PM in London it is already the next day in Tromso. The other way round, until 1:00 AM in Tromso it is still the previous day in London.
Is the time difference between London and Tromso the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 1 hour.
