Acuna to Buenos Aires: time difference
Buenos Aires is 2 h ahead of Acuna. Live clocks for both, the working hours they share, and how each one sits against your own time.
+2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Acuna 23:16 11:16 PM Buenos Aires 01:16 1:16 AM You –:–
23:16 11:16 PM
Central Daylight Time · UTC-5
☀️ 07:48 · 🌙 19:11
01:16 1:16 AM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
+2 h
Buenos Aires is 2 h ahead of Acuna.
When you, Acuna 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
🇲🇽 Acuna
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
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 0 12 AM 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
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Time zones side by side
| Detail | 🇲🇽 Acuna | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 23:16 | 01:16 |
| Local date | Sunday, October 18, 2026 | Monday, October 19, 2026 |
| Time zone | Central Daylight Time | Argentina Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from Acuna | — | +2 h |
| IANA zone | America/Matamoros | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:48 | 06:07 |
| Sunset | 19:11 | 19:11 |
| Daylight | 11 h 24 min | 13 h 4 min |
| People on this clock | 160,225 | 2,891,082 |
Compare Acuna with another city
More comparisons with Acuna: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Acuna and Buenos Aires: common questions
How many hours ahead of Acuna is Buenos Aires?
The clocks in Buenos Aires are 2 hours ahead of those in Acuna (UTC−3 and UTC−5).
What time is it in Buenos Aires at the start of the working day in Acuna?
The working day in Acuna starts at 9:00 AM; in Buenos Aires it is 11:00 AM at that moment.
What time is it in Buenos Aires when it is 6:00 PM in Acuna?
When it is 6:00 PM in Acuna, it is 8:00 PM in Buenos Aires.
When do working hours in Acuna and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 4:00 PM in Acuna, which is 11:00 AM to 6:00 PM in Buenos Aires.
When does the date change in Buenos Aires compared with Acuna?
The new day starts in Buenos Aires earlier: at 10:00 PM in Acuna it is already midnight there. Until 2:00 AM in Buenos Aires, Acuna is still on the previous day.
Does the time difference between Acuna and Buenos Aires change?
Yes. The clocks change only in Acuna. From November 1, 2026, Buenos Aires will be 3 hours ahead of Acuna.
