Union City, TN to Buenos Aires: time difference
Buenos Aires is 2 h ahead of Union City, TN. Live clocks for both, the working hours they share, and how each one sits against your own time.
+2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Union City, TN 01:51 1:51 AM Buenos Aires 03:51 3:51 AM You –:–
01:51 1:51 AM
Central Daylight Time · UTC-5
☀️ 07:10 · 🌙 18:12
03:51 3:51 AM
Argentina Standard Time · UTC-3
☀️ 06:04 · 🌙 19:14
·
+2 h
Buenos Aires is 2 h ahead of Union City, TN.
When you, Union City, TN 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
🇺🇸 Union City, TN
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
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 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
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Time zones side by side
| Detail | 🇺🇸 Union City, TN | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 01:51 | 03:51 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Central Daylight Time | Argentina Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from Union City, TN | — | +2 h |
| IANA zone | America/Chicago | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:10 | 06:04 |
| Sunset | 18:12 | 19:14 |
| Daylight | 11 h 2 min | 13 h 10 min |
| People on this clock | 63,930 | 2,891,082 |
Compare Union City, TN with another city
More comparisons with Union City, TN: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Union City, TN and Buenos Aires: common questions
What is the time difference between Union City, TN, and Buenos Aires?
Buenos Aires is 2 hours ahead: it uses UTC−3, while Union City is on UTC−5.
If it is 9:00 AM in Union City, TN, what time is it in Buenos Aires?
At 9:00 AM in Union City, clocks in Buenos Aires show 11:00 AM.
If it is 6:00 PM in Union City, TN, what time is it in Buenos Aires?
At 6:00 PM in Union City, clocks in Buenos Aires show 8:00 PM.
Is there a time when both Union City, TN, and Buenos Aires are at work?
Yes: from 9:00 AM to 4:00 PM in Union City (11:00 AM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Buenos Aires?
From 10:00 PM in Union City, TN, it is already the next day in Buenos Aires. The other way round, until 2:00 AM in Buenos Aires it is still the previous day in Union City.
Does the time difference between Union City, TN, and Buenos Aires change?
Yes. The clocks change only in Union City. From November 1, 2026, Buenos Aires will be 3 hours ahead of Union City.
