Heidelberg to Buenos Aires: time difference
Buenos Aires is 5 h behind Heidelberg. 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.
Heidelberg 04:29 4:29 AM Buenos Aires 23:29 11:29 PM You –:–
04:29 4:29 AM
Central European Summer Time · UTC+2
☀️ 07:39 · 🌙 18:47
23:29 11:29 PM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
−5 h
Buenos Aires is 5 h behind Heidelberg.
When you, Heidelberg 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
🇩🇪 Heidelberg
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 | 🇩🇪 Heidelberg | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 04:29 | 23:29 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 2026 |
| Time zone | Central European Summer Time | Argentina Standard Time |
| UTC offset | UTC+2 | UTC-3 |
| Offset from Heidelberg | — | −5 h |
| IANA zone | Europe/Berlin | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 07:39 | 06:20 |
| Sunset | 18:47 | 19:03 |
| Daylight | 11 h 9 min | 12 h 43 min |
| People on this clock | 152,113 | 2,891,082 |
Compare Heidelberg with another city
More comparisons with Heidelberg: the time zones next to it and the far side of the clock.
Big time differences
Heidelberg and Buenos Aires: common questions
How far behind Heidelberg is Buenos Aires?
Buenos Aires is 5 hours behind Heidelberg: UTC−3 against UTC+2.
If it is 9:00 AM in Heidelberg, what time is it in Buenos Aires?
At 9:00 AM in Heidelberg, clocks in Buenos Aires show 4:00 AM.
What time is it in Buenos Aires when it is 6:00 PM in Heidelberg?
When it is 6:00 PM in Heidelberg, it is 1:00 PM in Buenos Aires.
When do working hours in Heidelberg and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 2:00 PM to 6:00 PM in Heidelberg, which is 9:00 AM to 1:00 PM in Buenos Aires.
Until what time in Heidelberg is it still yesterday in Buenos Aires?
Before 5:00 AM in Heidelberg, the date in Buenos Aires has not changed yet. From 7:00 PM in Buenos Aires, it is already the next day in Heidelberg.
Is the time difference between Heidelberg and Buenos Aires the same all year?
No. Only Heidelberg switches to summer time, so the gap changes twice a year. From October 25, 2026, Buenos Aires will be 4 hours behind Heidelberg.
