The United States to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of the United States. 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.
United States 23:54 11:54 PM Rio de Janeiro 00:54 12:54 AM You –:–
23:54 11:54 PM
Eastern Daylight Time · UTC-4
☀️ 07:12 · 🌙 18:40
00:54 12:54 AM
Brasilia Standard Time · UTC-3
☀️ 05:26 · 🌙 17:55
·
+1 h
Rio de Janeiro is 1 h ahead of the United States.
When you, the United States 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
🇺🇸 United States
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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 United States | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 23:54 | 00:54 |
| Local date | Friday, October 9, 2026 | Saturday, October 10, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from the United States | — | +1 h |
| IANA zone | America/New York | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:12 | 05:26 |
| Sunset | 18:40 | 17:55 |
| Daylight | 11 h 28 min | 12 h 30 min |
| People on this clock | 340,110,988 | 6,211,223 |
Compare the United States with another city
More comparisons with the United States: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
The United States and Rio de Janeiro: common questions
How far ahead of the United States is Rio de Janeiro?
Rio de Janeiro is 1 hour ahead of the United States: UTC−3 against UTC−4.
What time is it in Rio de Janeiro when it is 9:00 AM in the United States?
When it is 9:00 AM in the United States, it is 10:00 AM in Rio de Janeiro.
If it is 6:00 PM in the United States, what time is it in Rio de Janeiro?
At 6:00 PM in the United States, clocks in Rio de Janeiro show 7:00 PM.
When is a good time to call Rio de Janeiro from the United States?
Between 9:00 AM and 5:00 PM in the United States – that is 10:00 AM to 6:00 PM in Rio de Janeiro – both places are within working hours (9:00 AM–6:00 PM).
From what time in the United States is it tomorrow in Rio de Janeiro?
Once it is 11:00 PM in the United States, the date in Rio de Janeiro has already changed. Until 1:00 AM in Rio de Janeiro, it is still the previous day in the United States.
Does the time difference between the United States and Rio de Janeiro change?
Yes. The clocks change only in the United States. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of the United States.
