Rio de Janeiro to High Rock: time difference
High Rock is 1 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 18:50 6:50 PM High Rock 17:50 5:50 PM You –:–
18:50 6:50 PM
Brasilia Standard Time · UTC-3
☀️ 05:17 · 🌙 18:00
17:50 5:50 PM
Eastern Daylight Time · UTC-4
☀️ 07:16 · 🌙 18:41
·
−1 h
High Rock is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and High Rock 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
🇧🇸 High Rock
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 | 🇧🇷 Rio de Janeiro | 🇧🇸 High Rock |
|---|---|---|
| Local time | 18:50 | 17:50 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Brasilia Standard Time | Eastern Daylight Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Rio de Janeiro | — | −1 h |
| IANA zone | America/Sao Paulo | America/Nassau |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 05:17 | 07:16 |
| Sunset | 18:00 | 18:41 |
| Daylight | 12 h 43 min | 11 h 26 min |
| People on this clock | 6,211,223 | 3,744 |
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 High Rock: common questions
What is the time difference between Rio de Janeiro and High Rock?
High Rock is 1 hour behind: it uses UTC−4, while Rio de Janeiro is on UTC−3.
What time is it in High Rock at the start of the working day in Rio de Janeiro?
The working day in Rio de Janeiro starts at 9:00 AM; in High Rock it is 8:00 AM at that moment.
What time is it in High Rock at the end of the working day in Rio de Janeiro?
The working day in Rio de Janeiro ends at 6:00 PM; in High Rock it is 5:00 PM at that moment.
Is there a time when both Rio de Janeiro and High Rock are at work?
Yes: from 10:00 AM to 6:00 PM in Rio de Janeiro (9:00 AM to 5:00 PM in High Rock), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in High Rock compared with Rio de Janeiro?
The new day starts in High Rock later: until 1:00 AM in Rio de Janeiro, it is still the previous day there. From 11:00 PM in High Rock, Rio de Janeiro is already on the next day.
Does the time difference between Rio de Janeiro and High Rock change?
Yes. The clocks change only in High Rock. From November 1, 2026, High Rock will be 2 hours behind Rio de Janeiro.
