Lisbon to Rosario: time difference
Rosario is 4 h behind Lisbon. 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.
Lisbon 15:37 3:37 PM Rosario 11:37 11:37 AM You –:–
15:37 3:37 PM
Western European Summer Time · UTC+1
☀️ 07:44 · 🌙 19:03
11:37 11:37 AM
Argentina Standard Time · UTC-3
☀️ 06:25 · 🌙 19:14
·
−4 h
Rosario is 4 h behind Lisbon.
When you, Lisbon and Rosario are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Lisbon
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
🇦🇷 Rosario
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 | 🇵🇹 Lisbon | 🇦🇷 Rosario |
|---|---|---|
| Local time | 15:37 | 11:37 |
| Local date | Tuesday, October 13, 2026 | Tuesday, October 13, 2026 |
| Time zone | Western European Summer Time | Argentina Standard Time |
| UTC offset | UTC+1 | UTC-3 |
| Offset from Lisbon | — | −4 h |
| IANA zone | Europe/Lisbon | America/Argentina/Cordoba |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:44 | 06:25 |
| Sunset | 19:03 | 19:14 |
| Daylight | 11 h 19 min | 12 h 49 min |
| People on this clock | 545,923 | 1,029,619 |
Compare Lisbon with another city
More comparisons with Lisbon: the time zones next to it and the far side of the clock.
Big time differences
Lisbon and Rosario: common questions
How many hours behind Lisbon is Rosario?
The clocks in Rosario are 4 hours behind those in Lisbon (UTC−3 and UTC+1).
What time is it in Rosario when it is 9:00 AM in Lisbon?
When it is 9:00 AM in Lisbon, it is 5:00 AM in Rosario.
What time is it in Rosario at the end of the working day in Lisbon?
The working day in Lisbon ends at 6:00 PM; in Rosario it is 2:00 PM at that moment.
When do working hours in Lisbon and in Rosario overlap?
Working hours (9:00 AM–6:00 PM) overlap from 1:00 PM to 6:00 PM in Lisbon, which is 9:00 AM to 2:00 PM in Rosario.
Until what time in Lisbon is it still yesterday in Rosario?
Before 4:00 AM in Lisbon, the date in Rosario has not changed yet. From 8:00 PM in Rosario, it is already the next day in Lisbon.
Does the time difference between Lisbon and Rosario change?
Yes. The clocks change only in Lisbon. From October 25, 2026, Rosario will be 3 hours behind Lisbon.
