Sierra Vista, AZ to Montreal: time difference
Montreal is 3 h ahead of Sierra Vista, AZ. 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.
Sierra Vista, AZ 04:44 4:44 AM Montreal 07:44 7:44 AM You –:–
04:44 4:44 AM
Mountain Standard Time · UTC-7
☀️ 06:30 · 🌙 17:43
07:44 7:44 AM
Eastern Daylight Time · UTC-4
☀️ 07:20 · 🌙 17:58
·
+3 h
Montreal is 3 h ahead of Sierra Vista, AZ.
When you, Sierra Vista, AZ and Montreal are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Sierra Vista, AZ
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
🇨🇦 Montreal
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 1 1 AM 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Sierra Vista, AZ | 🇨🇦 Montreal |
|---|---|---|
| Local time | 04:44 | 07:44 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Mountain Standard Time | Eastern Daylight Time |
| UTC offset | UTC-7 | UTC-4 |
| Offset from Sierra Vista, AZ | — | +3 h |
| IANA zone | America/Phoenix | America/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:30 | 07:20 |
| Sunset | 17:43 | 17:58 |
| Daylight | 11 h 13 min | 10 h 38 min |
| People on this clock | 45,308 | 1,762,949 |
Compare Sierra Vista, AZ with another city
More comparisons with Sierra Vista, AZ: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Sierra Vista, AZ and Montreal: common questions
What is the time difference between Sierra Vista, AZ, and Montreal?
Montreal is 3 hours ahead: it uses UTC−4, while Sierra Vista is on UTC−7.
What time is it in Montreal when it is 9:00 AM in Sierra Vista, AZ?
When it is 9:00 AM in Sierra Vista, it is 12:00 PM in Montreal.
If it is 6:00 PM in Sierra Vista, AZ, what time is it in Montreal?
At 6:00 PM in Sierra Vista, clocks in Montreal show 9:00 PM.
Is there a time when both Sierra Vista, AZ, and Montreal are at work?
Yes: from 9:00 AM to 3:00 PM in Sierra Vista (12:00 PM to 6:00 PM in Montreal), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Montreal compared with Sierra Vista, AZ?
The new day starts in Montreal earlier: at 9:00 PM in Sierra Vista it is already midnight there. Until 3:00 AM in Montreal, Sierra Vista is still on the previous day.
Does the time difference between Sierra Vista, AZ, and Montreal change?
Yes. The clocks change only in Montreal. From November 1, 2026, Montreal will be 2 hours ahead of Sierra Vista.
