Buenos Aires to Massapequa, NY: time difference
Massapequa, NY 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 11:21 11:21 AM Massapequa, NY 10:21 10:21 AM You –:–
11:21 11:21 AM
Argentina Standard Time · UTC-3
☀️ 06:06 · 🌙 19:12
10:21 10:21 AM
Eastern Daylight Time · UTC-4
☀️ 07:11 · 🌙 18:08
·
−1 h
Massapequa, NY is 1 h behind Buenos Aires.
When you, Buenos Aires and Massapequa, NY 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
🇺🇸 Massapequa, NY
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 | 🇺🇸 Massapequa, NY |
|---|---|---|
| Local time | 11:21 | 10:21 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 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/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:06 | 07:11 |
| Sunset | 19:12 | 18:08 |
| Daylight | 13 h 6 min | 10 h 57 min |
| People on this clock | 2,891,082 | 21,355 |
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 Massapequa, NY: common questions
How far behind Buenos Aires is Massapequa, NY?
Massapequa is 1 hour behind Buenos Aires: UTC−4 against UTC−3.
What time is it in Massapequa, NY, at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Massapequa it is 8:00 AM at that moment.
If it is 6:00 PM in Buenos Aires, what time is it in Massapequa, NY?
At 6:00 PM in Buenos Aires, clocks in Massapequa show 5:00 PM.
When is a good time to call Massapequa, NY, from Buenos Aires?
Between 10:00 AM and 6:00 PM in Buenos Aires – that is 9:00 AM to 5:00 PM in Massapequa – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Buenos Aires is it still yesterday in Massapequa, NY?
Before 1:00 AM in Buenos Aires, the date in Massapequa has not changed yet. From 11:00 PM in Massapequa, it is already the next day in Buenos Aires.
Does the time difference between Buenos Aires and Massapequa, NY, change?
Yes. The clocks change only in Massapequa. From November 1, 2026, Massapequa will be 2 hours behind Buenos Aires.
