Silves to Buenos Aires: time difference
Buenos Aires is 4 h behind Silves. Live clocks for both, the working hours they share, and how each one sits against your own time.
−4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Silves 02:10 2:10 AM Buenos Aires 22:10 10:10 PM You –:–
02:10 2:10 AM
Western European Summer Time · UTC+1
☀️ 07:46 · 🌙 18:51
22:10 10:10 PM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
−4 h
Buenos Aires is 4 h behind Silves.
When you, Silves and Buenos Aires are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Silves
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
🇦🇷 Buenos Aires
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 19 7 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Silves | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 02:10 | 22:10 |
| Local date | Tuesday, October 20, 2026 | Monday, October 19, 2026 |
| Time zone | Western European Summer Time | Argentina Standard Time |
| UTC offset | UTC+1 | UTC-3 |
| Offset from Silves | — | −4 h |
| IANA zone | Europe/Lisbon | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:46 | 06:07 |
| Sunset | 18:51 | 19:11 |
| Daylight | 11 h 5 min | 13 h 4 min |
| People on this clock | 37,776 | 2,891,082 |
Compare Silves with another city
More comparisons with Silves: the time zones next to it and the far side of the clock.
Big time differences
Silves and Buenos Aires: common questions
What is the time difference between Silves and Buenos Aires?
Buenos Aires is 4 hours behind: it uses UTC−3, while Silves is on UTC+1.
What time is it in Buenos Aires when it is 9:00 AM in Silves?
When it is 9:00 AM in Silves, it is 5:00 AM in Buenos Aires.
What time is it in Buenos Aires when it is 6:00 PM in Silves?
When it is 6:00 PM in Silves, it is 2:00 PM in Buenos Aires.
Is there a time when both Silves and Buenos Aires are at work?
Yes: from 1:00 PM to 6:00 PM in Silves (9:00 AM to 2:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Silves is it still yesterday in Buenos Aires?
Before 4:00 AM in Silves, the date in Buenos Aires has not changed yet. From 8:00 PM in Buenos Aires, it is already the next day in Silves.
Is the time difference between Silves and Buenos Aires the same all year?
No. Only Silves switches to summer time, so the gap changes twice a year. From October 25, 2026, Buenos Aires will be 3 hours behind Silves.
