Buenos Aires to Markham: time difference
Markham 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 19:22 7:22 PM Markham 18:22 6:22 PM You –:–
19:22 7:22 PM
Argentina Standard Time · UTC-3
☀️ 06:14 · 🌙 19:07
18:22 6:22 PM
Eastern Daylight Time · UTC-4
☀️ 07:31 · 🌙 18:37
·
−1 h
Markham is 1 h behind Buenos Aires.
When you, Buenos Aires and Markham 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
🇨🇦 Markham
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 | 🇨🇦 Markham |
|---|---|---|
| Local time | 19:22 | 18:22 |
| Local date | Wednesday, October 14, 2026 | Wednesday, October 14, 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 | 06:14 | 07:31 |
| Sunset | 19:07 | 18:37 |
| Daylight | 12 h 54 min | 11 h 6 min |
| People on this clock | 2,891,082 | 338,503 |
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 Markham: common questions
How many hours behind Buenos Aires is Markham?
The clocks in Markham are 1 hour behind those in Buenos Aires (UTC−4 and UTC−3).
What time is it in Markham at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Markham it is 8:00 AM at that moment.
What time is it in Markham at the end of the working day in Buenos Aires?
The working day in Buenos Aires ends at 6:00 PM; in Markham it is 5:00 PM at that moment.
When is a good time to call Markham from Buenos Aires?
Between 10:00 AM and 6:00 PM in Buenos Aires – that is 9:00 AM to 5:00 PM in Markham – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Buenos Aires is it still yesterday in Markham?
Before 1:00 AM in Buenos Aires, the date in Markham has not changed yet. From 11:00 PM in Markham, it is already the next day in Buenos Aires.
Does the time difference between Buenos Aires and Markham change?
Yes. The clocks change only in Markham. From November 1, 2026, Markham will be 2 hours behind Buenos Aires.
