Siena to Lisbon: time difference
Lisbon is 1 h behind Siena. Live clocks for both, the working hours they share, and how each one sits against your own time.
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Siena 16:00 4:00 PM Lisbon 15:00 3:00 PM You –:–
16:00 4:00 PM
Central European Summer Time · UTC+2
☀️ 07:31 · 🌙 18:30
15:00 3:00 PM
Western European Summer Time · UTC+1
☀️ 07:48 · 🌙 18:57
·
−1 h
Lisbon is 1 h behind Siena.
When you, Siena 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
🇮🇹 Siena
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
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 | 🇮🇹 Siena | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 16:00 | 15:00 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central European Summer Time | Western European Summer Time |
| UTC offset | UTC+2 | UTC+1 |
| Offset from Siena | — | −1 h |
| IANA zone | Europe/Rome | Europe/Lisbon |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:31 | 07:48 |
| Sunset | 18:30 | 18:57 |
| Daylight | 10 h 59 min | 11 h 9 min |
| People on this clock | 53,903 | 545,923 |
Compare Siena with another city
More comparisons with Siena: the time zones next to it and the far side of the clock.
Big time differences
Siena and Lisbon: common questions
What is the time difference between Siena and Lisbon?
Lisbon is 1 hour behind: it uses UTC+1, while Siena is on UTC+2.
If it is 9:00 AM in Siena, what time is it in Lisbon?
At 9:00 AM in Siena, clocks in Lisbon show 8:00 AM.
What time is it in Lisbon at the end of the working day in Siena?
The working day in Siena ends at 6:00 PM; in Lisbon it is 5:00 PM at that moment.
When is a good time to call Lisbon from Siena?
Between 10:00 AM and 6:00 PM in Siena – that is 9:00 AM to 5:00 PM in Lisbon – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Lisbon?
Until 1:00 AM in Siena it is still the previous day in Lisbon. The other way round, from 11:00 PM in Lisbon it is already the next day in Siena.
Does the time difference between Siena and Lisbon change?
No. The clocks in Siena and in Lisbon change on the same dates, so the difference stays 1 hour.
