Moncton to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Moncton. 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.
Moncton 06:10 6:10 AM Rio de Janeiro 07:10 7:10 AM You –:–
06:10 6:10 AM
Atlantic Standard Time · UTC-4
☀️ 07:08 · 🌙 17:00
07:10 7:10 AM
Brasilia Standard Time · UTC-3
☀️ 05:06 · 🌙 18:09
·
+1 h
Rio de Janeiro is 1 h ahead of Moncton.
When you, Moncton 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
🇨🇦 Moncton
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 | 🇨🇦 Moncton | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 06:10 | 07:10 |
| 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 Moncton | — | +1 h |
| IANA zone | America/Moncton | America/Sao Paulo |
| Daylight saving | On standard time → UTC-3, Mar 14, 03:00 | Not observed |
| Sunrise | 07:08 | 05:06 |
| Sunset | 17:00 | 18:09 |
| Daylight | 9 h 52 min | 13 h 3 min |
| People on this clock | 80,000 | 6,211,223 |
Compare Moncton with another city
More comparisons with Moncton: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Moncton and Rio de Janeiro: common questions
How many hours ahead of Moncton is Rio de Janeiro?
The clocks in Rio de Janeiro are 1 hour ahead of those in Moncton (UTC−3 and UTC−4).
If it is 9:00 AM in Moncton, what time is it in Rio de Janeiro?
At 9:00 AM in Moncton, clocks in Rio de Janeiro show 10:00 AM.
What time is it in Rio de Janeiro at the end of the working day in Moncton?
The working day in Moncton ends at 6:00 PM; in Rio de Janeiro it is 7:00 PM at that moment.
When is a good time to call Rio de Janeiro from Moncton?
Between 9:00 AM and 5:00 PM in Moncton – 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).
When is it already the next day in Rio de Janeiro?
From 11:00 PM in Moncton 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 Moncton.
Does the time difference between Moncton and Rio de Janeiro change?
Yes. The clocks change only in Moncton. From March 14, 2027, Rio de Janeiro and Moncton will have the same time.
