Montmagny to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Montmagny. 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.
Montmagny 17:25 5:25 PM Rio de Janeiro 18:25 6:25 PM You –:–
17:25 5:25 PM
Eastern Daylight Time · UTC-4
☀️ 06:59 · 🌙 17:59
18:25 6:25 PM
Brasilia Standard Time · UTC-3
☀️ 05:22 · 🌙 17:57
·
+1 h
Rio de Janeiro is 1 h ahead of Montmagny.
When you, Montmagny 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
🇨🇦 Montmagny
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 | 🇨🇦 Montmagny | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 17:25 | 18:25 |
| Local date | Wednesday, October 14, 2026 | Wednesday, October 14, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Montmagny | — | +1 h |
| IANA zone | America/Toronto | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 06:59 | 05:22 |
| Sunset | 17:59 | 17:57 |
| Daylight | 10 h 59 min | 12 h 35 min |
| People on this clock | 10,999 | 6,211,223 |
Compare Montmagny with another city
More comparisons with Montmagny: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Montmagny and Rio de Janeiro: common questions
How many hours ahead of Montmagny is Rio de Janeiro?
The clocks in Rio de Janeiro are 1 hour ahead of those in Montmagny (UTC−3 and UTC−4).
What time is it in Rio de Janeiro when it is 9:00 AM in Montmagny?
When it is 9:00 AM in Montmagny, it is 10:00 AM in Rio de Janeiro.
What time is it in Rio de Janeiro at the end of the working day in Montmagny?
The working day in Montmagny 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 Montmagny?
Between 9:00 AM and 5:00 PM in Montmagny – 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 does the date change in Rio de Janeiro compared with Montmagny?
The new day starts in Rio de Janeiro earlier: at 11:00 PM in Montmagny it is already midnight there. Until 1:00 AM in Rio de Janeiro, Montmagny is still on the previous day.
Does the time difference between Montmagny and Rio de Janeiro change?
Yes. The clocks change only in Montmagny. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of Montmagny.
