Charlottetown to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Charlottetown. 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.
Charlottetown 10:12 10:12 AM Rio de Janeiro 11:12 11:12 AM You –:–
10:12 10:12 AM
Atlantic Standard Time · UTC-4
☀️ 07:01 · 🌙 16:53
11:12 11:12 AM
Brasilia Standard Time · UTC-3
☀️ 05:06 · 🌙 18:09
·
+1 h
Rio de Janeiro is 1 h ahead of Charlottetown.
When you, Charlottetown 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
🇨🇦 Charlottetown
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 | 🇨🇦 Charlottetown | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 10:12 | 11:12 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Atlantic Standard Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Charlottetown | — | +1 h |
| IANA zone | America/Halifax | America/Sao Paulo |
| Daylight saving | On standard time → UTC-3, Mar 14, 03:00 | Not observed |
| Sunrise | 07:01 | 05:06 |
| Sunset | 16:53 | 18:09 |
| Daylight | 9 h 51 min | 13 h 3 min |
| People on this clock | 38,809 | 6,211,223 |
Compare Charlottetown with another city
More comparisons with Charlottetown: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Charlottetown and Rio de Janeiro: common questions
What is the time difference between Charlottetown and Rio de Janeiro?
Rio de Janeiro is 1 hour ahead: it uses UTC−3, while Charlottetown is on UTC−4.
If it is 9:00 AM in Charlottetown, what time is it in Rio de Janeiro?
At 9:00 AM in Charlottetown, clocks in Rio de Janeiro show 10:00 AM.
If it is 6:00 PM in Charlottetown, what time is it in Rio de Janeiro?
At 6:00 PM in Charlottetown, clocks in Rio de Janeiro show 7:00 PM.
Is there a time when both Charlottetown and Rio de Janeiro are at work?
Yes: from 9:00 AM to 5:00 PM in Charlottetown (10:00 AM to 6:00 PM in Rio de Janeiro), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Rio de Janeiro?
From 11:00 PM in Charlottetown it is already the next day in Rio de Janeiro. The other way round, until 1:00 AM in Rio de Janeiro it is still the previous day in Charlottetown.
Does the time difference between Charlottetown and Rio de Janeiro change?
Yes. The clocks change only in Charlottetown. From March 14, 2027, Rio de Janeiro and Charlottetown will have the same time.
