Boone, NC to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Boone, NC. 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.
Boone, NC 10:15 10:15 AM Rio de Janeiro 11:15 11:15 AM You –:–
10:15 10:15 AM
Eastern Daylight Time · UTC-4
☀️ 07:30 · 🌙 18:59
11:15 11:15 AM
Brasilia Standard Time · UTC-3
☀️ 05:26 · 🌙 17:55
·
+1 h
Rio de Janeiro is 1 h ahead of Boone, NC.
When you, Boone, NC 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
🇺🇸 Boone, NC
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 | 🇺🇸 Boone, NC | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 10:15 | 11:15 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Boone, NC | — | +1 h |
| IANA zone | America/New York | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:30 | 05:26 |
| Sunset | 18:59 | 17:55 |
| Daylight | 11 h 29 min | 12 h 30 min |
| People on this clock | 19,562 | 6,211,223 |
Compare Boone, NC with another city
More comparisons with Boone, NC: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Boone, NC and Rio de Janeiro: common questions
How far ahead of Boone, NC, is Rio de Janeiro?
Rio de Janeiro is 1 hour ahead of Boone: UTC−3 against UTC−4.
What time is it in Rio de Janeiro when it is 9:00 AM in Boone, NC?
When it is 9:00 AM in Boone, it is 10:00 AM in Rio de Janeiro.
If it is 6:00 PM in Boone, NC, what time is it in Rio de Janeiro?
At 6:00 PM in Boone, clocks in Rio de Janeiro show 7:00 PM.
When do working hours in Boone, NC, and in Rio de Janeiro overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Boone, which is 10:00 AM to 6:00 PM in Rio de Janeiro.
When does the date change in Rio de Janeiro compared with Boone, NC?
The new day starts in Rio de Janeiro earlier: at 11:00 PM in Boone it is already midnight there. Until 1:00 AM in Rio de Janeiro, Boone is still on the previous day.
Does the time difference between Boone, NC, and Rio de Janeiro change?
Yes. The clocks change only in Boone. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of Boone.
