Buenos Aires to Trujillo Alto: time difference
Trujillo Alto is 1 h behind Buenos Aires. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Buenos Aires 14:36 2:36 PM Trujillo Alto 13:36 1:36 PM You –:–
14:36 2:36 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
13:36 1:36 PM
Atlantic Standard Time · UTC-4
☀️ 06:19 · 🌙 18:01
·
−1 h
Trujillo Alto is 1 h behind Buenos Aires.
When you, Buenos Aires and Trujillo Alto are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇦🇷 Buenos Aires
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
🇵🇷 Trujillo Alto
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 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇵🇷 Trujillo Alto |
|---|---|---|
| Local time | 14:36 | 13:36 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Argentina Standard Time | Atlantic Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Buenos Aires | — | −1 h |
| IANA zone | America/Argentina/Buenos Aires | America/Puerto Rico |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:10 | 06:19 |
| Sunset | 19:10 | 18:01 |
| Daylight | 13 h | 11 h 42 min |
| People on this clock | 2,891,082 | 43,712 |
Compare Buenos Aires with another city
More comparisons with Buenos Aires: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Buenos Aires and Trujillo Alto: common questions
How many hours behind Buenos Aires is Trujillo Alto?
The clocks in Trujillo Alto are 1 hour behind those in Buenos Aires (UTC−4 and UTC−3).
If it is 9:00 AM in Buenos Aires, what time is it in Trujillo Alto?
At 9:00 AM in Buenos Aires, clocks in Trujillo Alto show 8:00 AM.
What time is it in Trujillo Alto at the end of the working day in Buenos Aires?
The working day in Buenos Aires ends at 6:00 PM; in Trujillo Alto it is 5:00 PM at that moment.
When is a good time to call Trujillo Alto from Buenos Aires?
Between 10:00 AM and 6:00 PM in Buenos Aires – that is 9:00 AM to 5:00 PM in Trujillo Alto – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Trujillo Alto?
Until 1:00 AM in Buenos Aires it is still the previous day in Trujillo Alto. The other way round, from 11:00 PM in Trujillo Alto it is already the next day in Buenos Aires.
Does the time gap between Buenos Aires and Trujillo Alto change during the year?
No, the clocks change neither in Buenos Aires nor in Trujillo Alto, so the gap is 1 hour all year round.
