Cayey to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Cayey. 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.
Cayey 13:15 1:15 PM Buenos Aires 14:15 2:15 PM You –:–
13:15 1:15 PM
Atlantic Standard Time · UTC-4
☀️ 06:19 · 🌙 18:02
14:15 2:15 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
+1 h
Buenos Aires is 1 h ahead of Cayey.
When you, Cayey 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
🇵🇷 Cayey
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 | 🇵🇷 Cayey | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 13:15 | 14:15 |
| 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 Cayey | — | +1 h |
| IANA zone | America/Puerto Rico | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:19 | 06:10 |
| Sunset | 18:02 | 19:10 |
| Daylight | 11 h 43 min | 13 h |
| People on this clock | 13,999 | 2,891,082 |
Compare Cayey with another city
More comparisons with Cayey: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Cayey and Buenos Aires: common questions
How far ahead of Cayey is Buenos Aires?
Buenos Aires is 1 hour ahead of Cayey: UTC−3 against UTC−4.
What time is it in Buenos Aires when it is 9:00 AM in Cayey?
When it is 9:00 AM in Cayey, it is 10:00 AM in Buenos Aires.
What time is it in Buenos Aires at the end of the working day in Cayey?
The working day in Cayey ends at 6:00 PM; in Buenos Aires it is 7:00 PM at that moment.
When is a good time to call Buenos Aires from Cayey?
Between 9:00 AM and 5:00 PM in Cayey – that is 10:00 AM to 6:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Buenos Aires compared with Cayey?
The new day starts in Buenos Aires earlier: at 11:00 PM in Cayey it is already midnight there. Until 1:00 AM in Buenos Aires, Cayey is still on the previous day.
Does the time gap between Cayey and Buenos Aires change during the year?
No, the clocks change neither in Cayey nor in Buenos Aires, so the gap is 1 hour all year round.
