Lisbon to Tumon: time difference
Tumon is 9 h ahead of Lisbon. 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.
Lisbon 20:09 8:09 PM Tumon 05:09 5:09 AM You –:–
20:09 8:09 PM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:53
05:09 5:09 AM
Chamorro Standard Time · UTC+10
☀️ 06:13 · 🌙 17:59
·
+9 h
Tumon is 9 h ahead of Lisbon.
When you, Lisbon and Tumon are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Lisbon
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
🇬🇺 Tumon
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 6 6 AM 7 7 AM 8 8 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇬🇺 Tumon |
|---|---|---|
| Local time | 20:09 | 05:09 |
| Local date | Tuesday, October 20, 2026 | Wednesday, October 21, 2026 |
| Time zone | Western European Summer Time | Chamorro Standard Time |
| UTC offset | UTC+1 | UTC+10 |
| Offset from Lisbon | — | +9 h |
| IANA zone | Europe/Lisbon | Pacific/Guam |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:51 | 06:13 |
| Sunset | 18:53 | 17:59 |
| Daylight | 11 h 2 min | 11 h 47 min |
| People on this clock | 545,923 | 44,943 |
Compare Lisbon with another city
More comparisons with Lisbon: the time zones next to it and the far side of the clock.
Big time differences
Lisbon and Tumon: common questions
What is the time difference between Lisbon and Tumon?
Tumon is 9 hours ahead: it uses UTC+10, while Lisbon is on UTC+1.
If it is 9:00 AM in Lisbon, what time is it in Tumon?
At 9:00 AM in Lisbon, clocks in Tumon show 6:00 PM.
If it is 6:00 PM in Lisbon, what time is it in Tumon?
At 6:00 PM in Lisbon, clocks in Tumon show 3:00 AM (the next day).
When do working hours in Lisbon and in Tumon overlap?
They don't: there are no shared working hours. The start of the day in Lisbon (9:00 AM) is 6:00 PM in Tumon, and the start of the day in Tumon is 12:00 AM in Lisbon.
When does the date change in Tumon compared with Lisbon?
The new day starts in Tumon earlier: at 3:00 PM in Lisbon it is already midnight there. Until 9:00 AM in Tumon, Lisbon is still on the previous day.
Does the time difference between Lisbon and Tumon change?
Yes. The clocks change only in Lisbon. From October 25, 2026, Tumon will be 10 hours ahead of Lisbon.
