Barcelona to St Thomas: time difference
St Thomas is 6 h behind 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 17:42 5:42 PM St Thomas 11:42 11:42 AM You –:–
17:42 5:42 PM
Central European Summer Time · UTC+2
☀️ 08:06 · 🌙 19:09
11:42 11:42 AM
Atlantic Standard Time · UTC-4
☀️ 06:15 · 🌙 17:57
·
−6 h
St Thomas is 6 h behind Barcelona.
When you, Barcelona and St Thomas 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
🇻🇮 St Thomas
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇪🇸 Barcelona | 🇻🇮 St Thomas |
|---|---|---|
| Local time | 17:42 | 11:42 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central European Summer Time | Atlantic Standard Time |
| UTC offset | UTC+2 | UTC-4 |
| Offset from Barcelona | — | −6 h |
| IANA zone | Europe/Madrid | America/St Thomas |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 08:06 | 06:15 |
| Sunset | 19:09 | 17:57 |
| Daylight | 11 h 4 min | 11 h 42 min |
| People on this clock | 1,660,122 | 20,000 |
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 St Thomas: common questions
How many hours behind Barcelona is St Thomas?
The clocks in St Thomas are 6 hours behind those in Barcelona (UTC−4 and UTC+2).
What time is it in St Thomas at the start of the working day in Barcelona?
The working day in Barcelona starts at 9:00 AM; in St Thomas it is 3:00 AM at that moment.
What time is it in St Thomas when it is 6:00 PM in Barcelona?
When it is 6:00 PM in Barcelona, it is 12:00 PM in St Thomas.
When is a good time to call St Thomas from Barcelona?
Between 3:00 PM and 6:00 PM in Barcelona – that is 9:00 AM to 12:00 PM in St Thomas – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in St Thomas compared with Barcelona?
The new day starts in St Thomas later: until 6:00 AM in Barcelona, it is still the previous day there. From 6:00 PM in St Thomas, Barcelona is already on the next day.
Is the time difference between Barcelona and St Thomas the same all year?
No. Only Barcelona switches to summer time, so the gap changes twice a year. From October 25, 2026, St Thomas will be 5 hours behind Barcelona.
