Las Piedras to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Las Piedras. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Las Piedras 05:43 5:43 AM Rio de Janeiro 06:43 6:43 AM You –:–
05:43 5:43 AM
Atlantic Standard Time · UTC-4
☀️ 06:18 · 🌙 18:00
06:43 6:43 AM
Brasilia Standard Time · UTC-3
☀️ 05:19 · 🌙 17:59
·
+1 h
Rio de Janeiro is 1 h ahead of Las Piedras.
When you, Las Piedras and Rio de Janeiro are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇷 Las Piedras
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
🇧🇷 Rio de Janeiro
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
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Time zones side by side
| Detail | 🇵🇷 Las Piedras | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 05:43 | 06:43 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Atlantic Standard Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Las Piedras | — | +1 h |
| IANA zone | America/Puerto Rico | America/Sao Paulo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:18 | 05:19 |
| Sunset | 18:00 | 17:59 |
| Daylight | 11 h 42 min | 12 h 40 min |
| People on this clock | 38,000 | 6,211,223 |
Compare Las Piedras with another city
More comparisons with Las Piedras: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Las Piedras and Rio de Janeiro: common questions
How far ahead of Las Piedras is Rio de Janeiro?
Rio de Janeiro is 1 hour ahead of Las Piedras: UTC−3 against UTC−4.
What time is it in Rio de Janeiro at the start of the working day in Las Piedras?
The working day in Las Piedras starts at 9:00 AM; in Rio de Janeiro it is 10:00 AM at that moment.
If it is 6:00 PM in Las Piedras, what time is it in Rio de Janeiro?
At 6:00 PM in Las Piedras, clocks in Rio de Janeiro show 7:00 PM.
Is there a time when both Las Piedras and Rio de Janeiro are at work?
Yes: from 9:00 AM to 5:00 PM in Las Piedras (10:00 AM to 6:00 PM in Rio de Janeiro), the working days (9:00 AM–6:00 PM) overlap.
From what time in Las Piedras is it tomorrow in Rio de Janeiro?
Once it is 11:00 PM in Las Piedras, the date in Rio de Janeiro has already changed. Until 1:00 AM in Rio de Janeiro, it is still the previous day in Las Piedras.
Does the time gap between Las Piedras and Rio de Janeiro change during the year?
No, the clocks change neither in Las Piedras nor in Rio de Janeiro, so the gap is 1 hour all year round.
