Summit, NJ to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Summit, NJ. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Summit, NJ 02:47 2:47 AM Buenos Aires 03:47 3:47 AM You –:–
02:47 2:47 AM
Eastern Daylight Time · UTC-4
☀️ 07:06 · 🌙 18:23
03:47 3:47 AM
Argentina Standard Time · UTC-3
☀️ 06:16 · 🌙 19:06
·
+1 h
Buenos Aires is 1 h ahead of Summit, NJ.
When you, Summit, NJ 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
🇺🇸 Summit, NJ
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Summit, NJ | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 02:47 | 03:47 |
| Local date | Monday, October 12, 2026 | Monday, October 12, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Summit, NJ | — | +1 h |
| IANA zone | America/New York | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:06 | 06:16 |
| Sunset | 18:23 | 19:06 |
| Daylight | 11 h 17 min | 12 h 49 min |
| People on this clock | 11,161 | 2,891,082 |
Compare Summit, NJ with another city
More comparisons with Summit, NJ: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Summit, NJ and Buenos Aires: common questions
What is the time difference between Summit, NJ, and Buenos Aires?
Buenos Aires is 1 hour ahead: it uses UTC−3, while Summit is on UTC−4.
What time is it in Buenos Aires at the start of the working day in Summit, NJ?
The working day in Summit starts at 9:00 AM; in Buenos Aires it is 10:00 AM at that moment.
If it is 6:00 PM in Summit, NJ, what time is it in Buenos Aires?
At 6:00 PM in Summit, clocks in Buenos Aires show 7:00 PM.
Is there a time when both Summit, NJ, and Buenos Aires are at work?
Yes: from 9:00 AM to 5:00 PM in Summit (10:00 AM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
From what time in Summit, NJ, is it tomorrow in Buenos Aires?
Once it is 11:00 PM in Summit, the date in Buenos Aires has already changed. Until 1:00 AM in Buenos Aires, it is still the previous day in Summit.
Is the time difference between Summit, NJ, and Buenos Aires the same all year?
No. Only Summit switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 2 hours ahead of Summit.
