Montreal to Longmont, CO: time difference
Longmont, 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 13:36 1:36 PM Longmont, CO 11:36 11:36 AM You –:–
13:36 1:36 PM
Eastern Daylight Time · UTC-4
☀️ 07:16 · 🌙 18:03
11:36 11:36 AM
Mountain Daylight Time · UTC-6
☀️ 07:16 · 🌙 18:16
·
−2 h
Longmont, CO is 2 h behind Montreal.
When you, Montreal and Longmont, 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
🇺🇸 Longmont, 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 | 🇺🇸 Longmont, CO |
|---|---|---|
| Local time | 13:36 | 11:36 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 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 | 07:16 | 07:16 |
| Sunset | 18:03 | 18:16 |
| Daylight | 10 h 47 min | 11 h |
| People on this clock | 1,762,949 | 94,341 |
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 Longmont, CO: common questions
How far behind Montreal is Longmont, CO?
Longmont is 2 hours behind Montreal: UTC−6 against UTC−4.
What time is it in Longmont, CO, at the start of the working day in Montreal?
The working day in Montreal starts at 9:00 AM; in Longmont it is 7:00 AM at that moment.
What time is it in Longmont, CO, when it is 6:00 PM in Montreal?
When it is 6:00 PM in Montreal, it is 4:00 PM in Longmont.
Is there a time when both Montreal and Longmont, CO, are at work?
Yes: from 11:00 AM to 6:00 PM in Montreal (9:00 AM to 4:00 PM in Longmont), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Longmont, CO, compared with Montreal?
The new day starts in Longmont later: until 2:00 AM in Montreal, it is still the previous day there. From 10:00 PM in Longmont, Montreal is already on the next day.
Does the time gap between Montreal and Longmont, CO, change during the year?
No – both places switch to and from summer time on the same dates, so the gap stays 2 hours.
