Barcelona to San Juan: time difference
San Juan 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 10:46 10:46 AM San Juan 04:46 4:46 AM You –:–
10:46 10:46 AM
Central European Summer Time · UTC+2
☀️ 07:58 · 🌙 19:20
04:46 4:46 AM
Atlantic Standard Time · UTC-4
☀️ 06:18 · 🌙 18:07
·
−6 h
San Juan is 6 h behind Barcelona.
When you, Barcelona and San Juan 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
🇵🇷 San Juan
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 | 🇵🇷 San Juan |
|---|---|---|
| Local time | 10:46 | 04:46 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 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/Puerto Rico |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 07:58 | 06:18 |
| Sunset | 19:20 | 18:07 |
| Daylight | 11 h 22 min | 11 h 49 min |
| People on this clock | 1,660,122 | 322,854 |
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 San Juan: common questions
How far behind Barcelona is San Juan?
San Juan is 6 hours behind Barcelona: UTC−4 against UTC+2.
If it is 9:00 AM in Barcelona, what time is it in San Juan?
At 9:00 AM in Barcelona, clocks in San Juan show 3:00 AM.
If it is 6:00 PM in Barcelona, what time is it in San Juan?
At 6:00 PM in Barcelona, clocks in San Juan show 12:00 PM.
When is a good time to call San Juan from Barcelona?
Between 3:00 PM and 6:00 PM in Barcelona – that is 9:00 AM to 12:00 PM in San Juan – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Barcelona is it still yesterday in San Juan?
Before 6:00 AM in Barcelona, the date in San Juan has not changed yet. From 6:00 PM in San Juan, it is already the next day in Barcelona.
Does the time difference between Barcelona and San Juan change?
Yes. The clocks change only in Barcelona. From October 25, 2026, San Juan will be 5 hours behind Barcelona.
