🇷🇴 Cluj-Napoca, Romania
55
- Eastern European Summer Time
- UTC+3
- Night
☀️ 07:37 · 🌙 18:50 · 11 h 14 min
Cluj-Napoca to Buenos Aires: time difference
Buenos Aires is 6 h behind Cluj-Napoca. Live clocks for both, the working hours they share, and how each one sits against your own time.
−6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Cluj-Napoca 04:57 4:57 AM Buenos Aires 22:57 10:57 PM You –:–
04:57 4:57 AM
Eastern European Summer Time · UTC+3
☀️ 07:37 · 🌙 18:50
22:57 10:57 PM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
−6 h
Buenos Aires is 6 h behind Cluj-Napoca.
When you, Cluj-Napoca 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
🇷🇴 Cluj-Napoca
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
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 15 3 PM 16 4 PM 17 5 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇷🇴 Cluj-Napoca | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 04:57 | 22:57 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 2026 |
| Time zone | Eastern European Summer Time | Argentina Standard Time |
| UTC offset | UTC+3 | UTC-3 |
| Offset from Cluj-Napoca | — | −6 h |
| IANA zone | Europe/Bucharest | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | Not observed |
| Sunrise | 07:37 | 06:20 |
| Sunset | 18:50 | 19:03 |
| Daylight | 11 h 14 min | 12 h 43 min |
| People on this clock | 324,576 | 2,891,082 |
Compare Cluj-Napoca with another city
More comparisons with Cluj-Napoca: the time zones next to it and the far side of the clock.
Big time differences
Cluj-Napoca and Buenos Aires: common questions
How far behind Cluj-Napoca is Buenos Aires?
Buenos Aires is 6 hours behind Cluj-Napoca: UTC−3 against UTC+3.
If it is 9:00 AM in Cluj-Napoca, what time is it in Buenos Aires?
At 9:00 AM in Cluj-Napoca, clocks in Buenos Aires show 3:00 AM.
What time is it in Buenos Aires at the end of the working day in Cluj-Napoca?
The working day in Cluj-Napoca ends at 6:00 PM; in Buenos Aires it is 12:00 PM at that moment.
Is there a time when both Cluj-Napoca and Buenos Aires are at work?
Yes: from 3:00 PM to 6:00 PM in Cluj-Napoca (9:00 AM to 12:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Buenos Aires?
Until 6:00 AM in Cluj-Napoca it is still the previous day in Buenos Aires. The other way round, from 6:00 PM in Buenos Aires it is already the next day in Cluj-Napoca.
Does the time gap between Cluj-Napoca and Buenos Aires change during the year?
Yes – daylight saving time is used in Cluj-Napoca but not in Buenos Aires. From October 25, 2026, Buenos Aires will be 5 hours behind Cluj-Napoca.
