Fredericksburg, VA to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Fredericksburg, VA. 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.
Fredericksburg, VA 10:36 10:36 AM Rio de Janeiro 11:36 11:36 AM You –:–
10:36 10:36 AM
Eastern Daylight Time · UTC-4
☀️ 07:22 · 🌙 18:29
11:36 11:36 AM
Brasilia Standard Time · UTC-3
☀️ 05:19 · 🌙 17:59
·
+1 h
Rio de Janeiro is 1 h ahead of Fredericksburg, VA.
When you, Fredericksburg, VA 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
🇺🇸 Fredericksburg, VA
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 | 🇺🇸 Fredericksburg, VA | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 10:36 | 11:36 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Fredericksburg, VA | — | +1 h |
| IANA zone | America/New York | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:22 | 05:19 |
| Sunset | 18:29 | 17:59 |
| Daylight | 11 h 7 min | 12 h 40 min |
| People on this clock | 28,118 | 6,211,223 |
Compare Fredericksburg, VA with another city
More comparisons with Fredericksburg, VA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Fredericksburg, VA and Rio de Janeiro: common questions
How many hours ahead of Fredericksburg, VA, is Rio de Janeiro?
The clocks in Rio de Janeiro are 1 hour ahead of those in Fredericksburg (UTC−3 and UTC−4).
What time is it in Rio de Janeiro at the start of the working day in Fredericksburg, VA?
The working day in Fredericksburg starts at 9:00 AM; in Rio de Janeiro it is 10:00 AM at that moment.
What time is it in Rio de Janeiro at the end of the working day in Fredericksburg, VA?
The working day in Fredericksburg ends at 6:00 PM; in Rio de Janeiro it is 7:00 PM at that moment.
Is there a time when both Fredericksburg, VA, and Rio de Janeiro are at work?
Yes: from 9:00 AM to 5:00 PM in Fredericksburg (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 Fredericksburg, VA, is it tomorrow in Rio de Janeiro?
Once it is 11:00 PM in Fredericksburg, the date in Rio de Janeiro has already changed. Until 1:00 AM in Rio de Janeiro, it is still the previous day in Fredericksburg.
Does the time difference between Fredericksburg, VA, and Rio de Janeiro change?
Yes. The clocks change only in Fredericksburg. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of Fredericksburg.
