Seixal to Buenos Aires: time difference
Buenos Aires is 4 h behind Seixal. 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.
Seixal 14:58 2:58 PM Buenos Aires 10:58 10:58 AM You –:–
14:58 2:58 PM
Western European Summer Time · UTC+1
☀️ 07:50 · 🌙 18:54
10:58 10:58 AM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
−4 h
Buenos Aires is 4 h behind Seixal.
When you, Seixal 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
🇵🇹 Seixal
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 | 🇵🇹 Seixal | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 14:58 | 10:58 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Western European Summer Time | Argentina Standard Time |
| UTC offset | UTC+1 | UTC-3 |
| Offset from Seixal | — | −4 h |
| IANA zone | Europe/Lisbon | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:50 | 06:07 |
| Sunset | 18:54 | 19:11 |
| Daylight | 11 h 4 min | 13 h 4 min |
| People on this clock | 166,525 | 2,891,082 |
Compare Seixal with another city
More comparisons with Seixal: the time zones next to it and the far side of the clock.
Big time differences
Seixal and Buenos Aires: common questions
How many hours behind Seixal is Buenos Aires?
The clocks in Buenos Aires are 4 hours behind those in Seixal (UTC−3 and UTC+1).
What time is it in Buenos Aires at the start of the working day in Seixal?
The working day in Seixal starts at 9:00 AM; in Buenos Aires it is 5:00 AM at that moment.
If it is 6:00 PM in Seixal, what time is it in Buenos Aires?
At 6:00 PM in Seixal, clocks in Buenos Aires show 2:00 PM.
Is there a time when both Seixal and Buenos Aires are at work?
Yes: from 1:00 PM to 6:00 PM in Seixal (9:00 AM to 2:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Buenos Aires compared with Seixal?
The new day starts in Buenos Aires later: until 4:00 AM in Seixal, it is still the previous day there. From 8:00 PM in Buenos Aires, Seixal is already on the next day.
Does the time difference between Seixal and Buenos Aires change?
Yes. The clocks change only in Seixal. From October 25, 2026, Buenos Aires will be 3 hours behind Seixal.
