Montreal to Thornton, CO: time difference
Thornton, CO is 2 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 14:39 2:39 PM Thornton, CO 12:39 12:39 PM You –:–
14:39 2:39 PM
Eastern Daylight Time · UTC-4
☀️ 07:15 · 🌙 18:05
12:39 12:39 PM
Mountain Daylight Time · UTC-6
☀️ 07:14 · 🌙 18:17
·
−2 h
Thornton, CO is 2 h behind Montreal.
When you, Montreal and Thornton, CO 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
🇺🇸 Thornton, CO
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 21 9 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Montreal | 🇺🇸 Thornton, CO |
|---|---|---|
| Local time | 14:39 | 12:39 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Eastern Daylight Time | Mountain Daylight Time |
| UTC offset | UTC-4 | UTC-6 |
| Offset from Montreal | — | −2 h |
| IANA zone | America/Toronto | America/Denver |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 07:15 | 07:14 |
| Sunset | 18:05 | 18:17 |
| Daylight | 10 h 50 min | 11 h 3 min |
| People on this clock | 1,762,949 | 139,478 |
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 Thornton, CO: common questions
How many hours behind Montreal is Thornton, CO?
The clocks in Thornton are 2 hours behind those in Montreal (UTC−6 and UTC−4).
What time is it in Thornton, CO, at the start of the working day in Montreal?
The working day in Montreal starts at 9:00 AM; in Thornton it is 7:00 AM at that moment.
What time is it in Thornton, CO, when it is 6:00 PM in Montreal?
When it is 6:00 PM in Montreal, it is 4:00 PM in Thornton.
Is there a time when both Montreal and Thornton, CO, are at work?
Yes: from 11:00 AM to 6:00 PM in Montreal (9:00 AM to 4:00 PM in Thornton), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Thornton, CO, compared with Montreal?
The new day starts in Thornton later: until 2:00 AM in Montreal, it is still the previous day there. From 10:00 PM in Thornton, Montreal is already on the next day.
Is the time difference between Montreal and Thornton, CO, the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 2 hours.
