London to Sumy: time difference
Sumy is 2 h ahead of London. 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.
London 00:15 12:15 AM Sumy 02:15 2:15 AM You –:–
00:15 12:15 AM
Greenwich Mean Time · UTC+0
☀️ 07:03 · 🌙 16:27
02:15 2:15 AM
Eastern European Standard Time · UTC+2
☀️ 06:41 · 🌙 16:09
·
+2 h
Sumy is 2 h ahead of London.
When you, London and Sumy 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
🇺🇦 Sumy
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 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇧 London | 🇺🇦 Sumy |
|---|---|---|
| Local time | 00:15 | 02:15 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Greenwich Mean Time | Eastern European Standard Time |
| UTC offset | UTC+0 | UTC+2 |
| Offset from London | — | +2 h |
| IANA zone | Europe/London | Europe/Kyiv |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | On standard time → UTC+3, Mar 28, 04:00 |
| Sunrise | 07:03 | 06:41 |
| Sunset | 16:27 | 16:09 |
| Daylight | 9 h 24 min | 9 h 27 min |
| People on this clock | 8,908,083 | 267,633 |
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 Sumy: common questions
How far ahead of London is Sumy?
Sumy is 2 hours ahead of London: UTC+2 against UTC+0.
What time is it in Sumy at the start of the working day in London?
The working day in London starts at 9:00 AM; in Sumy it is 11:00 AM at that moment.
If it is 6:00 PM in London, what time is it in Sumy?
At 6:00 PM in London, clocks in Sumy show 8:00 PM.
Is there a time when both London and Sumy are at work?
Yes: from 9:00 AM to 4:00 PM in London (11:00 AM to 6:00 PM in Sumy), the working days (9:00 AM–6:00 PM) overlap.
From what time in London is it tomorrow in Sumy?
Once it is 10:00 PM in London, the date in Sumy has already changed. Until 2:00 AM in Sumy, it is still the previous day in London.
Is the time difference between London and Sumy the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 2 hours.
