Montreal to Rio Grande: time difference
Rio Grande is 1 h ahead of 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 17:35 5:35 PM Rio Grande 18:35 6:35 PM You –:–
17:35 5:35 PM
Eastern Daylight Time · UTC-4
☀️ 07:18 · 🌙 18:02
18:35 6:35 PM
Brasilia Standard Time · UTC-3
☀️ 05:44 · 🌙 18:44
·
+1 h
Rio Grande is 1 h ahead of Montreal.
When you, Montreal and Rio Grande 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 Grande
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 | 🇨🇦 Montreal | 🇧🇷 Rio Grande |
|---|---|---|
| Local time | 17:35 | 18:35 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Montreal | — | +1 h |
| IANA zone | America/Toronto | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:18 | 05:44 |
| Sunset | 18:02 | 18:44 |
| Daylight | 10 h 44 min | 13 h |
| People on this clock | 1,762,949 | 198,935 |
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 Grande: common questions
How far ahead of Montreal is Rio Grande?
Rio Grande is 1 hour ahead of Montreal: UTC−3 against UTC−4.
What time is it in Rio Grande at the start of the working day in Montreal?
The working day in Montreal starts at 9:00 AM; in Rio Grande it is 10:00 AM at that moment.
What time is it in Rio Grande at the end of the working day in Montreal?
The working day in Montreal ends at 6:00 PM; in Rio Grande it is 7:00 PM at that moment.
When is a good time to call Rio Grande from Montreal?
Between 9:00 AM and 5:00 PM in Montreal – that is 10:00 AM to 6:00 PM in Rio Grande – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Rio Grande compared with Montreal?
The new day starts in Rio Grande earlier: at 11:00 PM in Montreal it is already midnight there. Until 1:00 AM in Rio Grande, Montreal is still on the previous day.
Does the time gap between Montreal and Rio Grande change during the year?
Yes – daylight saving time is used in Montreal but not in Rio Grande. From November 1, 2026, Rio Grande will be 2 hours ahead of Montreal.
