Koblenz to Buenos Aires: time difference
Buenos Aires is 5 h behind Koblenz. 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.
Koblenz 05:21 5:21 AM Buenos Aires 00:21 12:21 AM You –:–
05:21 5:21 AM
Central European Summer Time · UTC+2
☀️ 07:44 · 🌙 18:51
00:21 12:21 AM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
−5 h
Buenos Aires is 5 h behind Koblenz.
When you, Koblenz 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
🇩🇪 Koblenz
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 | 🇩🇪 Koblenz | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 05:21 | 00:21 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central European Summer Time | Argentina Standard Time |
| UTC offset | UTC+2 | UTC-3 |
| Offset from Koblenz | — | −5 h |
| IANA zone | Europe/Berlin | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 07:44 | 06:20 |
| Sunset | 18:51 | 19:03 |
| Daylight | 11 h 7 min | 12 h 43 min |
| People on this clock | 110,643 | 2,891,082 |
Compare Koblenz with another city
More comparisons with Koblenz: the time zones next to it and the far side of the clock.
Big time differences
Koblenz and Buenos Aires: common questions
How many hours behind Koblenz is Buenos Aires?
The clocks in Buenos Aires are 5 hours behind those in Koblenz (UTC−3 and UTC+2).
If it is 9:00 AM in Koblenz, what time is it in Buenos Aires?
At 9:00 AM in Koblenz, clocks in Buenos Aires show 4:00 AM.
If it is 6:00 PM in Koblenz, what time is it in Buenos Aires?
At 6:00 PM in Koblenz, clocks in Buenos Aires show 1:00 PM.
When is a good time to call Buenos Aires from Koblenz?
Between 2:00 PM and 6:00 PM in Koblenz – that is 9:00 AM to 1:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Buenos Aires compared with Koblenz?
The new day starts in Buenos Aires later: until 5:00 AM in Koblenz, it is still the previous day there. From 7:00 PM in Buenos Aires, Koblenz is already on the next day.
Does the time gap between Koblenz and Buenos Aires change during the year?
Yes – daylight saving time is used in Koblenz but not in Buenos Aires. From October 25, 2026, Buenos Aires will be 4 hours behind Koblenz.
