Athens to Siena: time difference
Siena is 1 h behind Athens. 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.
Athens 00:01 12:01 AM Siena 23:01 11:01 PM You –:–
00:01 12:01 AM
Eastern European Summer Time · UTC+3
☀️ 07:36 · 🌙 18:46
23:01 11:01 PM
Central European Summer Time · UTC+2
☀️ 07:31 · 🌙 18:30
·
−1 h
Siena is 1 h behind Athens.
When you, Athens and Siena are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇷 Athens
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
🇮🇹 Siena
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 | 🇬🇷 Athens | 🇮🇹 Siena |
|---|---|---|
| Local time | 00:01 | 23:01 |
| Local date | Sunday, October 18, 2026 | Saturday, October 17, 2026 |
| Time zone | Eastern European Summer Time | Central European Summer Time |
| UTC offset | UTC+3 | UTC+2 |
| Offset from Athens | — | −1 h |
| IANA zone | Europe/Athens | Europe/Rome |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:36 | 07:31 |
| Sunset | 18:46 | 18:30 |
| Daylight | 11 h 11 min | 10 h 59 min |
| People on this clock | 3,090,508 | 53,903 |
Compare Athens with another city
More comparisons with Athens: the time zones next to it and the far side of the clock.
Big time differences
Athens and Siena: common questions
How far behind Athens is Siena?
Siena is 1 hour behind Athens: UTC+2 against UTC+3.
What time is it in Siena at the start of the working day in Athens?
The working day in Athens starts at 9:00 AM; in Siena it is 8:00 AM at that moment.
If it is 6:00 PM in Athens, what time is it in Siena?
At 6:00 PM in Athens, clocks in Siena show 5:00 PM.
When is a good time to call Siena from Athens?
Between 10:00 AM and 6:00 PM in Athens – that is 9:00 AM to 5:00 PM in Siena – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Athens is it still yesterday in Siena?
Before 1:00 AM in Athens, the date in Siena has not changed yet. From 11:00 PM in Siena, it is already the next day in Athens.
Does the time difference between Athens and Siena change?
No. The clocks in Athens and in Siena change on the same dates, so the difference stays 1 hour.
