Montreal to Guarulhos: time difference
Guarulhos 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 02:06 2:06 AM Guarulhos 03:06 3:06 AM You –:–
02:06 2:06 AM
Eastern Daylight Time · UTC-4
☀️ 07:15 · 🌙 18:05
03:06 3:06 AM
Brasilia Standard Time · UTC-3
☀️ 05:31 · 🌙 18:12
·
+1 h
Guarulhos is 1 h ahead of Montreal.
When you, Montreal and Guarulhos 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
🇧🇷 Guarulhos
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 | 🇧🇷 Guarulhos |
|---|---|---|
| Local time | 02:06 | 03:06 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 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 | 07:15 | 05:31 |
| Sunset | 18:05 | 18:12 |
| Daylight | 10 h 50 min | 12 h 41 min |
| People on this clock | 1,762,949 | 1,291,771 |
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 Guarulhos: common questions
How many hours ahead of Montreal is Guarulhos?
The clocks in Guarulhos are 1 hour ahead of those in Montreal (UTC−3 and UTC−4).
What time is it in Guarulhos when it is 9:00 AM in Montreal?
When it is 9:00 AM in Montreal, it is 10:00 AM in Guarulhos.
What time is it in Guarulhos at the end of the working day in Montreal?
The working day in Montreal ends at 6:00 PM; in Guarulhos it is 7:00 PM at that moment.
When do working hours in Montreal and in Guarulhos overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Montreal, which is 10:00 AM to 6:00 PM in Guarulhos.
When is it already the next day in Guarulhos?
From 11:00 PM in Montreal it is already the next day in Guarulhos. The other way round, until 1:00 AM in Guarulhos it is still the previous day in Montreal.
Does the time difference between Montreal and Guarulhos change?
Yes. The clocks change only in Montreal. From November 1, 2026, Guarulhos will be 2 hours ahead of Montreal.
