Buenos Aires to Cabo Rojo: time difference
Cabo Rojo is 1 h behind Buenos Aires. 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.
Buenos Aires 16:52 4:52 PM Cabo Rojo 15:52 3:52 PM You –:–
16:52 4:52 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
15:52 3:52 PM
Atlantic Standard Time · UTC-4
☀️ 06:23 · 🌙 18:06
·
−1 h
Cabo Rojo is 1 h behind Buenos Aires.
When you, Buenos Aires and Cabo Rojo 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
🇵🇷 Cabo Rojo
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 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇵🇷 Cabo Rojo |
|---|---|---|
| Local time | 16:52 | 15:52 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Argentina Standard Time | Atlantic Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Buenos Aires | — | −1 h |
| IANA zone | America/Argentina/Buenos Aires | America/Puerto Rico |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:10 | 06:23 |
| Sunset | 19:10 | 18:06 |
| Daylight | 13 h | 11 h 43 min |
| People on this clock | 2,891,082 | 50,000 |
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 Cabo Rojo: common questions
How many hours behind Buenos Aires is Cabo Rojo?
The clocks in Cabo Rojo are 1 hour behind those in Buenos Aires (UTC−4 and UTC−3).
If it is 9:00 AM in Buenos Aires, what time is it in Cabo Rojo?
At 9:00 AM in Buenos Aires, clocks in Cabo Rojo show 8:00 AM.
What time is it in Cabo Rojo when it is 6:00 PM in Buenos Aires?
When it is 6:00 PM in Buenos Aires, it is 5:00 PM in Cabo Rojo.
When do working hours in Buenos Aires and in Cabo Rojo overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Buenos Aires, which is 9:00 AM to 5:00 PM in Cabo Rojo.
When does the date change in Cabo Rojo compared with Buenos Aires?
The new day starts in Cabo Rojo later: until 1:00 AM in Buenos Aires, it is still the previous day there. From 11:00 PM in Cabo Rojo, Buenos Aires is already on the next day.
Does the time difference between Buenos Aires and Cabo Rojo change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
