West Caldwell, NJ to Buenos Aires: time difference
Buenos Aires is 1 h ahead of West Caldwell, 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.
West Caldwell, NJ 01:20 1:20 AM Buenos Aires 02:20 2:20 AM You –:–
01:20 1:20 AM
Eastern Daylight Time · UTC-4
☀️ 07:17 · 🌙 18:08
02:20 2:20 AM
Argentina Standard Time · UTC-3
☀️ 06:04 · 🌙 19:14
·
+1 h
Buenos Aires is 1 h ahead of West Caldwell, NJ.
When you, West Caldwell, 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
🇺🇸 West Caldwell, 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
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Time zones side by side
| Detail | 🇺🇸 West Caldwell, NJ | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 01:20 | 02:20 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from West Caldwell, 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 | 07:17 | 06:04 |
| Sunset | 18:08 | 19:14 |
| Daylight | 10 h 51 min | 13 h 10 min |
| People on this clock | 10,797 | 2,891,082 |
Compare West Caldwell, NJ with another city
More comparisons with West Caldwell, NJ: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
West Caldwell, NJ and Buenos Aires: common questions
How far ahead of West Caldwell, NJ, is Buenos Aires?
Buenos Aires is 1 hour ahead of West Caldwell: UTC−3 against UTC−4.
What time is it in Buenos Aires when it is 9:00 AM in West Caldwell, NJ?
When it is 9:00 AM in West Caldwell, it is 10:00 AM in Buenos Aires.
What time is it in Buenos Aires at the end of the working day in West Caldwell, NJ?
The working day in West Caldwell ends at 6:00 PM; in Buenos Aires it is 7:00 PM at that moment.
Is there a time when both West Caldwell, NJ, and Buenos Aires are at work?
Yes: from 9:00 AM to 5:00 PM in West Caldwell (10:00 AM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
From what time in West Caldwell, NJ, is it tomorrow in Buenos Aires?
Once it is 11:00 PM in West Caldwell, the date in Buenos Aires has already changed. Until 1:00 AM in Buenos Aires, it is still the previous day in West Caldwell.
Is the time difference between West Caldwell, NJ, and Buenos Aires the same all year?
No. Only West Caldwell switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 2 hours ahead of West Caldwell.
