🇦🇷 Buenos Aires, Argentina
35
- Argentina Standard Time
- UTC-3
- Twilight
☀️ 06:07 · 🌙 19:11 · 13 h 4 min
Buenos Aires to Guimaraes: time difference
Guimaraes is 4 h ahead of Buenos Aires. 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.
Buenos Aires 20:05 8:05 PM Guimaraes 00:05 12:05 AM You –:–
20:05 8:05 PM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
00:05 12:05 AM
Western European Summer Time · UTC+1
☀️ 07:50 · 🌙 18:48
·
+4 h
Guimaraes is 4 h ahead of Buenos Aires.
When you, Buenos Aires and Guimaraes are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇦🇷 Buenos Aires
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
🇵🇹 Guimaraes
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 0 12 AM 1 1 AM 2 2 AM 3 3 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇵🇹 Guimaraes |
|---|---|---|
| Local time | 20:05 | 00:05 |
| Local date | Monday, October 19, 2026 | Tuesday, October 20, 2026 |
| Time zone | Argentina Standard Time | Western European Summer Time |
| UTC offset | UTC-3 | UTC+1 |
| Offset from Buenos Aires | — | +4 h |
| IANA zone | America/Argentina/Buenos Aires | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:07 | 07:50 |
| Sunset | 19:11 | 18:48 |
| Daylight | 13 h 4 min | 10 h 58 min |
| People on this clock | 2,891,082 | 156,849 |
Compare Buenos Aires with another city
More comparisons with Buenos Aires: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Buenos Aires and Guimaraes: common questions
How many hours ahead of Buenos Aires is Guimaraes?
The clocks in Guimaraes are 4 hours ahead of those in Buenos Aires (UTC+1 and UTC−3).
What time is it in Guimaraes at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Guimaraes it is 1:00 PM at that moment.
What time is it in Guimaraes at the end of the working day in Buenos Aires?
The working day in Buenos Aires ends at 6:00 PM; in Guimaraes it is 10:00 PM at that moment.
When do working hours in Buenos Aires and in Guimaraes overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 2:00 PM in Buenos Aires, which is 1:00 PM to 6:00 PM in Guimaraes.
When is it already the next day in Guimaraes?
From 8:00 PM in Buenos Aires it is already the next day in Guimaraes. The other way round, until 4:00 AM in Guimaraes it is still the previous day in Buenos Aires.
Is the time difference between Buenos Aires and Guimaraes the same all year?
No. Only Guimaraes switches to summer time, so the gap changes twice a year. From October 25, 2026, Guimaraes will be 3 hours ahead of Buenos Aires.
