Rio de Janeiro to Perth Amboy, NJ: time difference
Perth Amboy, NJ 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 19:58 7:58 PM Perth Amboy, NJ 18:58 6:58 PM You –:–
19:58 7:58 PM
Brasilia Standard Time · UTC-3
☀️ 05:17 · 🌙 18:00
18:58 6:58 PM
Eastern Daylight Time · UTC-4
☀️ 07:14 · 🌙 18:11
·
−1 h
Perth Amboy, NJ is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and Perth Amboy, NJ 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
🇺🇸 Perth Amboy, NJ
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
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- Both working
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Time zones side by side
| Detail | 🇧🇷 Rio de Janeiro | 🇺🇸 Perth Amboy, NJ |
|---|---|---|
| Local time | 19:58 | 18:58 |
| 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/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 05:17 | 07:14 |
| Sunset | 18:00 | 18:11 |
| Daylight | 12 h 43 min | 10 h 57 min |
| People on this clock | 6,211,223 | 48,607 |
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 Perth Amboy, NJ: common questions
What is the time difference between Rio de Janeiro and Perth Amboy, NJ?
Perth Amboy is 1 hour behind: it uses UTC−4, while Rio de Janeiro is on UTC−3.
What time is it in Perth Amboy, NJ, at the start of the working day in Rio de Janeiro?
The working day in Rio de Janeiro starts at 9:00 AM; in Perth Amboy it is 8:00 AM at that moment.
If it is 6:00 PM in Rio de Janeiro, what time is it in Perth Amboy, NJ?
At 6:00 PM in Rio de Janeiro, clocks in Perth Amboy show 5:00 PM.
When is a good time to call Perth Amboy, NJ, from Rio de Janeiro?
Between 10:00 AM and 6:00 PM in Rio de Janeiro – that is 9:00 AM to 5:00 PM in Perth Amboy – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Rio de Janeiro is it still yesterday in Perth Amboy, NJ?
Before 1:00 AM in Rio de Janeiro, the date in Perth Amboy has not changed yet. From 11:00 PM in Perth Amboy, it is already the next day in Rio de Janeiro.
Does the time difference between Rio de Janeiro and Perth Amboy, NJ, change?
Yes. The clocks change only in Perth Amboy. From November 1, 2026, Perth Amboy will be 2 hours behind Rio de Janeiro.
