Amadora to Buenos Aires: time difference
Buenos Aires is 4 h behind Amadora. 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.
Amadora 05:00 5:00 AM Buenos Aires 01:00 1:00 AM You –:–
05:00 5:00 AM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:55
01:00 1:00 AM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
−4 h
Buenos Aires is 4 h behind Amadora.
When you, Amadora 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
🇵🇹 Amadora
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 | 🇵🇹 Amadora | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 05:00 | 01:00 |
| 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 Amadora | — | −4 h |
| IANA zone | Europe/Lisbon | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:51 | 06:07 |
| Sunset | 18:55 | 19:11 |
| Daylight | 11 h 4 min | 13 h 4 min |
| People on this clock | 171,500 | 2,891,082 |
Compare Amadora with another city
More comparisons with Amadora: the time zones next to it and the far side of the clock.
Big time differences
Amadora and Buenos Aires: common questions
How far behind Amadora is Buenos Aires?
Buenos Aires is 4 hours behind Amadora: UTC−3 against UTC+1.
If it is 9:00 AM in Amadora, what time is it in Buenos Aires?
At 9:00 AM in Amadora, clocks in Buenos Aires show 5:00 AM.
If it is 6:00 PM in Amadora, what time is it in Buenos Aires?
At 6:00 PM in Amadora, clocks in Buenos Aires show 2:00 PM.
When is a good time to call Buenos Aires from Amadora?
Between 1:00 PM and 6:00 PM in Amadora – that is 9:00 AM to 2:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Amadora is it still yesterday in Buenos Aires?
Before 4:00 AM in Amadora, the date in Buenos Aires has not changed yet. From 8:00 PM in Buenos Aires, it is already the next day in Amadora.
Does the time difference between Amadora and Buenos Aires change?
Yes. The clocks change only in Amadora. From October 25, 2026, Buenos Aires will be 3 hours behind Amadora.
