Toronto to Sierra Vista, AZ: time difference
Sierra Vista, AZ is 3 h behind Toronto. 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.
Toronto 06:57 6:57 AM Sierra Vista, AZ 03:57 3:57 AM You –:–
06:57 6:57 AM
Eastern Daylight Time · UTC-4
☀️ 07:41 · 🌙 18:24
03:57 3:57 AM
Mountain Standard Time · UTC-7
☀️ 06:30 · 🌙 17:43
·
−3 h
Sierra Vista, AZ is 3 h behind Toronto.
When you, Toronto and Sierra Vista, AZ are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇦 Toronto
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
🇺🇸 Sierra Vista, AZ
21 9 PM 22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Toronto | 🇺🇸 Sierra Vista, AZ |
|---|---|---|
| Local time | 06:57 | 03:57 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Eastern Daylight Time | Mountain Standard Time |
| UTC offset | UTC-4 | UTC-7 |
| Offset from Toronto | — | −3 h |
| IANA zone | America/Toronto | America/Phoenix |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:41 | 06:30 |
| Sunset | 18:24 | 17:43 |
| Daylight | 10 h 43 min | 11 h 13 min |
| People on this clock | 2,731,571 | 45,308 |
Compare Toronto with another city
More comparisons with Toronto: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Toronto and Sierra Vista, AZ: common questions
How far behind Toronto is Sierra Vista, AZ?
Sierra Vista is 3 hours behind Toronto: UTC−7 against UTC−4.
What time is it in Sierra Vista, AZ, at the start of the working day in Toronto?
The working day in Toronto starts at 9:00 AM; in Sierra Vista it is 6:00 AM at that moment.
If it is 6:00 PM in Toronto, what time is it in Sierra Vista, AZ?
At 6:00 PM in Toronto, clocks in Sierra Vista show 3:00 PM.
When is a good time to call Sierra Vista, AZ, from Toronto?
Between 12:00 PM and 6:00 PM in Toronto – that is 9:00 AM to 3:00 PM in Sierra Vista – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Sierra Vista, AZ?
Until 3:00 AM in Toronto it is still the previous day in Sierra Vista. The other way round, from 9:00 PM in Sierra Vista it is already the next day in Toronto.
Is the time difference between Toronto and Sierra Vista, AZ, the same all year?
No. Only Toronto switches to summer time, so the gap changes twice a year. From November 1, 2026, Sierra Vista will be 2 hours behind Toronto.
