Barcelona to Ulan Ude: time difference
Ulan Ude is 6 h ahead of Barcelona. 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.
Barcelona 12:17 12:17 PM Ulan Ude 18:17 6:17 PM You –:–
12:17 12:17 PM
Central European Summer Time · UTC+2
☀️ 07:58 · 🌙 19:20
18:17 6:17 PM
Irkutsk Standard Time · UTC+8
☀️ 07:05 · 🌙 18:10
·
+6 h
Ulan Ude is 6 h ahead of Barcelona.
When you, Barcelona and Ulan Ude are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇪🇸 Barcelona
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
🇷🇺 Ulan Ude
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 2 2 AM 3 3 AM 4 4 AM 5 5 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇪🇸 Barcelona | 🇷🇺 Ulan Ude |
|---|---|---|
| Local time | 12:17 | 18:17 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central European Summer Time | Irkutsk Standard Time |
| UTC offset | UTC+2 | UTC+8 |
| Offset from Barcelona | — | +6 h |
| IANA zone | Europe/Madrid | Asia/Irkutsk |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 07:58 | 07:05 |
| Sunset | 19:20 | 18:10 |
| Daylight | 11 h 22 min | 11 h 5 min |
| People on this clock | 1,660,122 | 436,138 |
Compare Barcelona with another city
More comparisons with Barcelona: the time zones next to it and the far side of the clock.
Big time differences
Barcelona and Ulan Ude: common questions
How many hours ahead of Barcelona is Ulan Ude?
The clocks in Ulan Ude are 6 hours ahead of those in Barcelona (UTC+8 and UTC+2).
What time is it in Ulan Ude when it is 9:00 AM in Barcelona?
When it is 9:00 AM in Barcelona, it is 3:00 PM in Ulan Ude.
What time is it in Ulan Ude when it is 6:00 PM in Barcelona?
When it is 6:00 PM in Barcelona, it is 12:00 AM (the next day) in Ulan Ude.
Is there a time when both Barcelona and Ulan Ude are at work?
Yes: from 9:00 AM to 12:00 PM in Barcelona (3:00 PM to 6:00 PM in Ulan Ude), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Ulan Ude compared with Barcelona?
The new day starts in Ulan Ude earlier: at 6:00 PM in Barcelona it is already midnight there. Until 6:00 AM in Ulan Ude, Barcelona is still on the previous day.
Is the time difference between Barcelona and Ulan Ude the same all year?
No. Only Barcelona switches to summer time, so the gap changes twice a year. From October 25, 2026, Ulan Ude will be 7 hours ahead of Barcelona.
