Montreal to Rio Branco: time difference
Rio Branco is 1 h behind Montreal. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Montreal 21:19 9:19 PM Rio Branco 20:19 8:19 PM You –:–
21:19 9:19 PM
Eastern Daylight Time · UTC-4
☀️ 07:29 · 🌙 17:49
20:19 8:19 PM
Acre Standard Time · UTC-5
☀️ 05:03 · 🌙 17:29
·
−1 h
Rio Branco is 1 h behind Montreal.
When you, Montreal and Rio Branco are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇦 Montreal
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 Branco
23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Montreal | 🇧🇷 Rio Branco |
|---|---|---|
| Local time | 21:19 | 20:19 |
| Local date | Wednesday, October 28, 2026 | Wednesday, October 28, 2026 |
| Time zone | Eastern Daylight Time | Acre Standard Time |
| UTC offset | UTC-4 | UTC-5 |
| Offset from Montreal | — | −1 h |
| IANA zone | America/Toronto | America/Rio Branco |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:29 | 05:03 |
| Sunset | 17:49 | 17:29 |
| Daylight | 10 h 20 min | 12 h 26 min |
| People on this clock | 1,762,949 | 364,756 |
Compare Montreal with another city
More comparisons with Montreal: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Montreal and Rio Branco: common questions
How far behind Montreal is Rio Branco?
Rio Branco is 1 hour behind Montreal: UTC−5 against UTC−4.
What time is it in Rio Branco when it is 9:00 AM in Montreal?
When it is 9:00 AM in Montreal, it is 8:00 AM in Rio Branco.
What time is it in Rio Branco when it is 6:00 PM in Montreal?
When it is 6:00 PM in Montreal, it is 5:00 PM in Rio Branco.
Is there a time when both Montreal and Rio Branco are at work?
Yes: from 10:00 AM to 6:00 PM in Montreal (9:00 AM to 5:00 PM in Rio Branco), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Rio Branco compared with Montreal?
The new day starts in Rio Branco later: until 1:00 AM in Montreal, it is still the previous day there. From 11:00 PM in Rio Branco, Montreal is already on the next day.
Does the time difference between Montreal and Rio Branco change?
Yes. The clocks change only in Montreal. From November 1, 2026, Rio Branco and Montreal will have the same time.
