Brownsville, TX to Buenos Aires: time difference
Buenos Aires is 2 h ahead of Brownsville, TX. 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.
Brownsville, TX 01:03 1:03 AM Buenos Aires 03:03 3:03 AM You –:–
01:03 1:03 AM
Central Daylight Time · UTC-5
☀️ 07:31 · 🌙 19:01
03:03 3:03 AM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
+2 h
Buenos Aires is 2 h ahead of Brownsville, TX.
When you, Brownsville, TX 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
🇺🇸 Brownsville, TX
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
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Time zones side by side
| Detail | 🇺🇸 Brownsville, TX | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 01:03 | 03:03 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Central Daylight Time | Argentina Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from Brownsville, TX | — | +2 h |
| IANA zone | America/Chicago | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:31 | 06:07 |
| Sunset | 19:01 | 19:11 |
| Daylight | 11 h 30 min | 13 h 4 min |
| People on this clock | 186,738 | 2,891,082 |
Compare Brownsville, TX with another city
More comparisons with Brownsville, TX: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Brownsville, TX and Buenos Aires: common questions
How far ahead of Brownsville, TX, is Buenos Aires?
Buenos Aires is 2 hours ahead of Brownsville: UTC−3 against UTC−5.
What time is it in Buenos Aires when it is 9:00 AM in Brownsville, TX?
When it is 9:00 AM in Brownsville, it is 11:00 AM in Buenos Aires.
What time is it in Buenos Aires at the end of the working day in Brownsville, TX?
The working day in Brownsville ends at 6:00 PM; in Buenos Aires it is 8:00 PM at that moment.
When do working hours in Brownsville, TX, and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 4:00 PM in Brownsville, which is 11:00 AM to 6:00 PM in Buenos Aires.
When is it already the next day in Buenos Aires?
From 10:00 PM in Brownsville, TX, 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 Brownsville.
Does the time difference between Brownsville, TX, and Buenos Aires change?
Yes. The clocks change only in Brownsville. From November 1, 2026, Buenos Aires will be 3 hours ahead of Brownsville.
