Barcelona to San Isidro: time difference
San Isidro is 5 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 20:29 8:29 PM San Isidro 15:29 3:29 PM You –:–
20:29 8:29 PM
Central European Summer Time · UTC+2
☀️ 08:06 · 🌙 19:09
15:29 3:29 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
−5 h
San Isidro is 5 h behind Barcelona.
When you, Barcelona and San Isidro 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 Isidro
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 18 6 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇪🇸 Barcelona | 🇦🇷 San Isidro |
|---|---|---|
| Local time | 20:29 | 15:29 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central European Summer Time | Argentina Standard Time |
| UTC offset | UTC+2 | UTC-3 |
| Offset from Barcelona | — | −5 h |
| IANA zone | Europe/Madrid | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 08:06 | 06:10 |
| Sunset | 19:09 | 19:10 |
| Daylight | 11 h 4 min | 13 h |
| People on this clock | 1,660,122 | 45,190 |
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 Isidro: common questions
How far behind Barcelona is San Isidro?
San Isidro is 5 hours behind Barcelona: UTC−3 against UTC+2.
If it is 9:00 AM in Barcelona, what time is it in San Isidro?
At 9:00 AM in Barcelona, clocks in San Isidro show 4:00 AM.
If it is 6:00 PM in Barcelona, what time is it in San Isidro?
At 6:00 PM in Barcelona, clocks in San Isidro show 1:00 PM.
When do working hours in Barcelona and in San Isidro overlap?
Working hours (9:00 AM–6:00 PM) overlap from 2:00 PM to 6:00 PM in Barcelona, which is 9:00 AM to 1:00 PM in San Isidro.
When is it still the previous day in San Isidro?
Until 5:00 AM in Barcelona it is still the previous day in San Isidro. The other way round, from 7:00 PM in San Isidro it is already the next day in Barcelona.
Is the time difference between Barcelona and San Isidro the same all year?
No. Only Barcelona switches to summer time, so the gap changes twice a year. From October 25, 2026, San Isidro will be 4 hours behind Barcelona.
