Cabo Rojo to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Cabo Rojo. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Cabo Rojo 15:05 3:05 PM Buenos Aires 16:05 4:05 PM You –:–
15:05 3:05 PM
Atlantic Standard Time · UTC-4
☀️ 06:23 · 🌙 18:06
16:05 4:05 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
+1 h
Buenos Aires is 1 h ahead of Cabo Rojo.
When you, Cabo Rojo 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
🇵🇷 Cabo Rojo
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇷 Cabo Rojo | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 15:05 | 16:05 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Atlantic Standard Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Cabo Rojo | — | +1 h |
| IANA zone | America/Puerto Rico | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:23 | 06:10 |
| Sunset | 18:06 | 19:10 |
| Daylight | 11 h 43 min | 13 h |
| People on this clock | 50,000 | 2,891,082 |
Compare Cabo Rojo with another city
More comparisons with Cabo Rojo: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Cabo Rojo and Buenos Aires: common questions
How far ahead of Cabo Rojo is Buenos Aires?
Buenos Aires is 1 hour ahead of Cabo Rojo: UTC−3 against UTC−4.
What time is it in Buenos Aires when it is 9:00 AM in Cabo Rojo?
When it is 9:00 AM in Cabo Rojo, it is 10:00 AM in Buenos Aires.
What time is it in Buenos Aires at the end of the working day in Cabo Rojo?
The working day in Cabo Rojo ends at 6:00 PM; in Buenos Aires it is 7:00 PM at that moment.
When do working hours in Cabo Rojo and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Cabo Rojo, which is 10:00 AM to 6:00 PM in Buenos Aires.
When does the date change in Buenos Aires compared with Cabo Rojo?
The new day starts in Buenos Aires earlier: at 11:00 PM in Cabo Rojo it is already midnight there. Until 1:00 AM in Buenos Aires, Cabo Rojo is still on the previous day.
Is the time difference between Cabo Rojo and Buenos Aires the same all year?
Yes. Neither Cabo Rojo nor Buenos Aires switches to summer time, so the gap is always 1 hour.
