Tumon to Lisbon: time difference
Lisbon is 9 h behind Tumon. Live clocks for both, the working hours they share, and how each one sits against your own time.
−9 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Tumon 05:10 5:10 AM Lisbon 20:10 8:10 PM You –:–
05:10 5:10 AM
Chamorro Standard Time · UTC+10
☀️ 06:13 · 🌙 17:59
20:10 8:10 PM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:53
·
−9 h
Lisbon is 9 h behind Tumon.
When you, Tumon 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
🇬🇺 Tumon
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
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 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇺 Tumon | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 05:10 | 20:10 |
| Local date | Wednesday, October 21, 2026 | Tuesday, October 20, 2026 |
| Time zone | Chamorro Standard Time | Western European Summer Time |
| UTC offset | UTC+10 | UTC+1 |
| Offset from Tumon | — | −9 h |
| IANA zone | Pacific/Guam | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:13 | 07:51 |
| Sunset | 17:59 | 18:53 |
| Daylight | 11 h 47 min | 11 h 2 min |
| People on this clock | 44,943 | 545,923 |
Compare Tumon with another city
More comparisons with Tumon: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Tumon and Lisbon: common questions
How far behind Tumon is Lisbon?
Lisbon is 9 hours behind Tumon: UTC+1 against UTC+10.
What time is it in Lisbon when it is 9:00 AM in Tumon?
When it is 9:00 AM in Tumon, it is 12:00 AM in Lisbon.
If it is 6:00 PM in Tumon, what time is it in Lisbon?
At 6:00 PM in Tumon, clocks in Lisbon show 9:00 AM.
Is there a time when both Tumon and Lisbon are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Tumon at 9:00 AM, it is 12:00 AM in Lisbon; the day in Lisbon starts at 6:00 PM in Tumon time.
Until what time in Tumon is it still yesterday in Lisbon?
Before 9:00 AM in Tumon, the date in Lisbon has not changed yet. From 3:00 PM in Lisbon, it is already the next day in Tumon.
Is the time difference between Tumon and Lisbon the same all year?
No. Only Lisbon switches to summer time, so the gap changes twice a year. From October 25, 2026, Lisbon will be 10 hours behind Tumon.
