🇨🇭 Sion, Switzerland
47
- Central European Summer Time
- UTC+2
- Twilight
☀️ 07:53 · 🌙 18:39 · 10 h 46 min
Sion to Buenos Aires: time difference
Buenos Aires is 5 h behind Sion. Live clocks for both, the working hours they share, and how each one sits against your own time.
−5 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Sion 06:56 6:56 AM Buenos Aires 01:56 1:56 AM You –:–
06:56 6:56 AM
Central European Summer Time · UTC+2
☀️ 07:53 · 🌙 18:39
01:56 1:56 AM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
−5 h
Buenos Aires is 5 h behind Sion.
When you, Sion and Buenos Aires are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇭 Sion
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
🇦🇷 Buenos Aires
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 15 3 PM 16 4 PM 17 5 PM 18 6 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇭 Sion | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 06:56 | 01:56 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Central European Summer Time | Argentina Standard Time |
| UTC offset | UTC+2 | UTC-3 |
| Offset from Sion | — | −5 h |
| IANA zone | Europe/Zurich | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 07:53 | 06:07 |
| Sunset | 18:39 | 19:11 |
| Daylight | 10 h 46 min | 13 h 4 min |
| People on this clock | 34,599 | 2,891,082 |
Compare Sion with another city
More comparisons with Sion: the time zones next to it and the far side of the clock.
Big time differences
Sion and Buenos Aires: common questions
How far behind Sion is Buenos Aires?
Buenos Aires is 5 hours behind Sion: UTC−3 against UTC+2.
What time is it in Buenos Aires when it is 9:00 AM in Sion?
When it is 9:00 AM in Sion, it is 4:00 AM in Buenos Aires.
What time is it in Buenos Aires when it is 6:00 PM in Sion?
When it is 6:00 PM in Sion, it is 1:00 PM in Buenos Aires.
Is there a time when both Sion and Buenos Aires are at work?
Yes: from 2:00 PM to 6:00 PM in Sion (9:00 AM to 1:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Sion is it still yesterday in Buenos Aires?
Before 5:00 AM in Sion, the date in Buenos Aires has not changed yet. From 7:00 PM in Buenos Aires, it is already the next day in Sion.
Does the time difference between Sion and Buenos Aires change?
Yes. The clocks change only in Sion. From October 25, 2026, Buenos Aires will be 4 hours behind Sion.
