Buenos Aires to Peterborough: time difference
Peterborough 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 04:47 4:47 AM Peterborough 03:47 3:47 AM You –:–
04:47 4:47 AM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
03:47 3:47 AM
Eastern Daylight Time · UTC-4
☀️ 07:34 · 🌙 18:24
·
−1 h
Peterborough is 1 h behind Buenos Aires.
When you, Buenos Aires and Peterborough 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
🇨🇦 Peterborough
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 | 🇨🇦 Peterborough |
|---|---|---|
| Local time | 04:47 | 03:47 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Argentina Standard Time | Eastern Daylight Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Buenos Aires | — | −1 h |
| IANA zone | America/Argentina/Buenos Aires | America/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:07 | 07:34 |
| Sunset | 19:11 | 18:24 |
| Daylight | 13 h 4 min | 10 h 50 min |
| People on this clock | 2,891,082 | 81,032 |
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 Peterborough: common questions
How far behind Buenos Aires is Peterborough?
Peterborough is 1 hour behind Buenos Aires: UTC−4 against UTC−3.
What time is it in Peterborough at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Peterborough it is 8:00 AM at that moment.
What time is it in Peterborough at the end of the working day in Buenos Aires?
The working day in Buenos Aires ends at 6:00 PM; in Peterborough it is 5:00 PM at that moment.
When do working hours in Buenos Aires and in Peterborough overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Buenos Aires, which is 9:00 AM to 5:00 PM in Peterborough.
Until what time in Buenos Aires is it still yesterday in Peterborough?
Before 1:00 AM in Buenos Aires, the date in Peterborough has not changed yet. From 11:00 PM in Peterborough, it is already the next day in Buenos Aires.
Does the time difference between Buenos Aires and Peterborough change?
Yes. The clocks change only in Peterborough. From November 1, 2026, Peterborough will be 2 hours behind Buenos Aires.
