Caguas to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Caguas. 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.
Caguas 15:57 3:57 PM Buenos Aires 16:57 4:57 PM You –:–
15:57 3:57 PM
Atlantic Standard Time · UTC-4
☀️ 06:19 · 🌙 18:01
16:57 4:57 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
+1 h
Buenos Aires is 1 h ahead of Caguas.
When you, Caguas 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
🇵🇷 Caguas
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 | 🇵🇷 Caguas | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 15:57 | 16:57 |
| 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 Caguas | — | +1 h |
| IANA zone | America/Puerto Rico | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:19 | 06:10 |
| Sunset | 18:01 | 19:10 |
| Daylight | 11 h 42 min | 13 h |
| People on this clock | 70,318 | 2,891,082 |
Compare Caguas with another city
More comparisons with Caguas: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Caguas and Buenos Aires: common questions
How far ahead of Caguas is Buenos Aires?
Buenos Aires is 1 hour ahead of Caguas: UTC−3 against UTC−4.
What time is it in Buenos Aires at the start of the working day in Caguas?
The working day in Caguas starts at 9:00 AM; in Buenos Aires it is 10:00 AM at that moment.
What time is it in Buenos Aires at the end of the working day in Caguas?
The working day in Caguas ends at 6:00 PM; in Buenos Aires it is 7:00 PM at that moment.
Is there a time when both Caguas and Buenos Aires are at work?
Yes: from 9:00 AM to 5:00 PM in Caguas (10:00 AM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Buenos Aires?
From 11:00 PM in Caguas it is already the next day in Buenos Aires. The other way round, until 1:00 AM in Buenos Aires it is still the previous day in Caguas.
Does the time difference between Caguas and Buenos Aires change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
