Dubuque, IA to Lisbon: time difference
Lisbon is 6 h ahead of Dubuque, IA. Live clocks for both, the working hours they share, and how each one sits against your own time.
+6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Dubuque, IA 21:31 9:31 PM Lisbon 03:31 3:31 AM You –:–
21:31 9:31 PM
Central Daylight Time · UTC-5
☀️ 07:23 · 🌙 18:13
03:31 3:31 AM
Western European Summer Time · UTC+1
☀️ 07:53 · 🌙 18:50
·
+6 h
Lisbon is 6 h ahead of Dubuque, IA.
When you, Dubuque, IA and Lisbon are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Dubuque, IA
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
🇵🇹 Lisbon
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 3 3 AM 4 4 AM 5 5 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Dubuque, IA | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 21:31 | 03:31 |
| Local date | Wednesday, October 21, 2026 | Thursday, October 22, 2026 |
| Time zone | Central Daylight Time | Western European Summer Time |
| UTC offset | UTC-5 | UTC+1 |
| Offset from Dubuque, IA | — | +6 h |
| IANA zone | America/Chicago | Europe/Lisbon |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:23 | 07:53 |
| Sunset | 18:13 | 18:50 |
| Daylight | 10 h 49 min | 10 h 57 min |
| People on this clock | 59,667 | 545,923 |
Compare Dubuque, IA with another city
More comparisons with Dubuque, IA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Dubuque, IA and Lisbon: common questions
How far ahead of Dubuque, IA, is Lisbon?
Lisbon is 6 hours ahead of Dubuque: UTC+1 against UTC−5.
What time is it in Lisbon at the start of the working day in Dubuque, IA?
The working day in Dubuque starts at 9:00 AM; in Lisbon it is 3:00 PM at that moment.
What time is it in Lisbon at the end of the working day in Dubuque, IA?
The working day in Dubuque ends at 6:00 PM; in Lisbon it is 12:00 AM (the next day) at that moment.
When do working hours in Dubuque, IA, and in Lisbon overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 12:00 PM in Dubuque, which is 3:00 PM to 6:00 PM in Lisbon.
From what time in Dubuque, IA, is it tomorrow in Lisbon?
Once it is 6:00 PM in Dubuque, the date in Lisbon has already changed. Until 6:00 AM in Lisbon, it is still the previous day in Dubuque.
Is the time difference between Dubuque, IA, and Lisbon the same all year?
No. Both places use summer time, but they switch on different dates, so for a while the gap changes. From October 25, 2026, Lisbon will be 5 hours ahead of Dubuque.
