Rio de Janeiro to Boca del Rio: time difference
Boca del Rio is 3 h behind Rio de Janeiro. 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.
Rio de Janeiro 11:19 11:19 AM Boca del Rio 08:19 8:19 AM You –:–
11:19 11:19 AM
Brasilia Standard Time · UTC-3
☀️ 05:19 · 🌙 17:59
08:19 8:19 AM
Central Standard Time · UTC-6
☀️ 06:20 · 🌙 18:00
·
−3 h
Boca del Rio is 3 h behind Rio de Janeiro.
When you, Rio de Janeiro and Boca del Rio are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇷 Rio de Janeiro
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
🇲🇽 Boca del Rio
21 9 PM 22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Rio de Janeiro | 🇲🇽 Boca del Rio |
|---|---|---|
| Local time | 11:19 | 08:19 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Brasilia Standard Time | Central Standard Time |
| UTC offset | UTC-3 | UTC-6 |
| Offset from Rio de Janeiro | — | −3 h |
| IANA zone | America/Sao Paulo | America/Mexico City |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:19 | 06:20 |
| Sunset | 17:59 | 18:00 |
| Daylight | 12 h 40 min | 11 h 40 min |
| People on this clock | 6,211,223 | — |
Compare Rio de Janeiro with another city
More comparisons with Rio de Janeiro: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rio de Janeiro and Boca del Rio: common questions
How far behind Rio de Janeiro is Boca del Rio?
Boca del Rio is 3 hours behind Rio de Janeiro: UTC−6 against UTC−3.
What time is it in Boca del Rio when it is 9:00 AM in Rio de Janeiro?
When it is 9:00 AM in Rio de Janeiro, it is 6:00 AM in Boca del Rio.
What time is it in Boca del Rio when it is 6:00 PM in Rio de Janeiro?
When it is 6:00 PM in Rio de Janeiro, it is 3:00 PM in Boca del Rio.
Is there a time when both Rio de Janeiro and Boca del Rio are at work?
Yes: from 12:00 PM to 6:00 PM in Rio de Janeiro (9:00 AM to 3:00 PM in Boca del Rio), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Rio de Janeiro is it still yesterday in Boca del Rio?
Before 3:00 AM in Rio de Janeiro, the date in Boca del Rio has not changed yet. From 9:00 PM in Boca del Rio, it is already the next day in Rio de Janeiro.
Does the time gap between Rio de Janeiro and Boca del Rio change during the year?
No, the clocks change neither in Rio de Janeiro nor in Boca del Rio, so the gap is 3 hours all year round.
