Montreal to Dubuque, IA: time difference
Dubuque, IA is 1 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 23:54 11:54 PM Dubuque, IA 22:54 10:54 PM You –:–
23:54 11:54 PM
Eastern Daylight Time · UTC-4
☀️ 07:19 · 🌙 18:00
22:54 10:54 PM
Central Daylight Time · UTC-5
☀️ 07:23 · 🌙 18:13
·
−1 h
Dubuque, IA is 1 h behind Montreal.
When you, Montreal and Dubuque, IA 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
🇺🇸 Dubuque, IA
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 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Montreal | 🇺🇸 Dubuque, IA |
|---|---|---|
| Local time | 23:54 | 22:54 |
| Local date | Wednesday, October 21, 2026 | Wednesday, October 21, 2026 |
| Time zone | Eastern Daylight Time | Central Daylight Time |
| UTC offset | UTC-4 | UTC-5 |
| Offset from Montreal | — | −1 h |
| IANA zone | America/Toronto | America/Chicago |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 07:19 | 07:23 |
| Sunset | 18:00 | 18:13 |
| Daylight | 10 h 41 min | 10 h 49 min |
| People on this clock | 1,762,949 | 59,667 |
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 Dubuque, IA: common questions
What is the time difference between Montreal and Dubuque, IA?
Dubuque is 1 hour behind: it uses UTC−5, while Montreal is on UTC−4.
If it is 9:00 AM in Montreal, what time is it in Dubuque, IA?
At 9:00 AM in Montreal, clocks in Dubuque show 8:00 AM.
What time is it in Dubuque, IA, when it is 6:00 PM in Montreal?
When it is 6:00 PM in Montreal, it is 5:00 PM in Dubuque.
Is there a time when both Montreal and Dubuque, IA, are at work?
Yes: from 10:00 AM to 6:00 PM in Montreal (9:00 AM to 5:00 PM in Dubuque), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Dubuque, IA?
Until 1:00 AM in Montreal it is still the previous day in Dubuque. The other way round, from 11:00 PM in Dubuque it is already the next day in Montreal.
Is the time difference between Montreal and Dubuque, IA, the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 1 hour.
