Buenos Aires to Alverca do Ribatejo: time difference
Alverca do Ribatejo 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.
🇵🇹 Alverca do Ribatejo, Portugal
04
- Western European Summer Time
- UTC+1
- Daytime
☀️ 07:50 · 🌙 18:54 · 11 h 4 min
+4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Buenos Aires 11:30 11:30 AM Alverca do Ribatejo 15:30 3:30 PM You –:–
11:30 11:30 AM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
15:30 3:30 PM
Western European Summer Time · UTC+1
☀️ 07:50 · 🌙 18:54
·
+4 h
Alverca do Ribatejo is 4 h ahead of Buenos Aires.
When you, Buenos Aires and Alverca do Ribatejo 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
🇵🇹 Alverca do Ribatejo
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 | 🇵🇹 Alverca do Ribatejo |
|---|---|---|
| Local time | 11:30 | 15:30 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 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 | 18:54 |
| Daylight | 13 h 4 min | 11 h 4 min |
| People on this clock | 2,891,082 | 4,453 |
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 Alverca do Ribatejo: common questions
How many hours ahead of Buenos Aires is Alverca do Ribatejo?
The clocks in Alverca do Ribatejo are 4 hours ahead of those in Buenos Aires (UTC+1 and UTC−3).
If it is 9:00 AM in Buenos Aires, what time is it in Alverca do Ribatejo?
At 9:00 AM in Buenos Aires, clocks in Alverca do Ribatejo show 1:00 PM.
What time is it in Alverca do Ribatejo at the end of the working day in Buenos Aires?
The working day in Buenos Aires ends at 6:00 PM; in Alverca do Ribatejo it is 10:00 PM at that moment.
When is a good time to call Alverca do Ribatejo from Buenos Aires?
Between 9:00 AM and 2:00 PM in Buenos Aires – that is 1:00 PM to 6:00 PM in Alverca do Ribatejo – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Alverca do Ribatejo?
From 8:00 PM in Buenos Aires it is already the next day in Alverca do Ribatejo. The other way round, until 4:00 AM in Alverca do Ribatejo it is still the previous day in Buenos Aires.
Does the time difference between Buenos Aires and Alverca do Ribatejo change?
Yes. The clocks change only in Alverca do Ribatejo. From October 25, 2026, Alverca do Ribatejo will be 3 hours ahead of Buenos Aires.
