Buenos Aires to Port St Lucie, FL: time difference
Port St Lucie, FL 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 21:32 9:32 PM Port St Lucie, FL 20:32 8:32 PM You –:–
21:32 9:32 PM
Argentina Standard Time · UTC-3
☀️ 06:18 · 🌙 19:05
20:32 8:32 PM
Eastern Daylight Time · UTC-4
☀️ 07:20 · 🌙 18:58
·
−1 h
Port St Lucie, FL is 1 h behind Buenos Aires.
When you, Buenos Aires and Port St Lucie, FL 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
🇺🇸 Port St Lucie, FL
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 | 🇺🇸 Port St Lucie, FL |
|---|---|---|
| Local time | 21:32 | 20:32 |
| Local date | Sunday, October 11, 2026 | Sunday, October 11, 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 | 06:18 | 07:20 |
| Sunset | 19:05 | 18:58 |
| Daylight | 12 h 47 min | 11 h 38 min |
| People on this clock | 2,891,082 | 164,603 |
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 Port St Lucie, FL: common questions
What is the time difference between Buenos Aires and Port St Lucie, FL?
Port St Lucie is 1 hour behind: it uses UTC−4, while Buenos Aires is on UTC−3.
What time is it in Port St Lucie, FL, when it is 9:00 AM in Buenos Aires?
When it is 9:00 AM in Buenos Aires, it is 8:00 AM in Port St Lucie.
What time is it in Port St Lucie, FL, at the end of the working day in Buenos Aires?
The working day in Buenos Aires ends at 6:00 PM; in Port St Lucie it is 5:00 PM at that moment.
Is there a time when both Buenos Aires and Port St Lucie, FL, are at work?
Yes: from 10:00 AM to 6:00 PM in Buenos Aires (9:00 AM to 5:00 PM in Port St Lucie), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Buenos Aires is it still yesterday in Port St Lucie, FL?
Before 1:00 AM in Buenos Aires, the date in Port St Lucie has not changed yet. From 11:00 PM in Port St Lucie, it is already the next day in Buenos Aires.
Is the time difference between Buenos Aires and Port St Lucie, FL, the same all year?
No. Only Port St Lucie switches to summer time, so the gap changes twice a year. From November 1, 2026, Port St Lucie will be 2 hours behind Buenos Aires.
