Buenos Aires to Simpson Bay: time difference
Simpson Bay 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 05:15 5:15 AM Simpson Bay 04:15 4:15 AM You –:–
05:15 5:15 AM
Argentina Standard Time · UTC-3
☀️ 06:19 · 🌙 19:04
04:15 4:15 AM
Atlantic Standard Time · UTC-4
☀️ 06:05 · 🌙 17:55
·
−1 h
Simpson Bay is 1 h behind Buenos Aires.
When you, Buenos Aires and Simpson Bay 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
🇸🇽 Simpson Bay
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 | 🇸🇽 Simpson Bay |
|---|---|---|
| Local time | 05:15 | 04:15 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Argentina Standard Time | Atlantic Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Buenos Aires | — | −1 h |
| IANA zone | America/Argentina/Buenos Aires | America/Lower Princes |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:19 | 06:05 |
| Sunset | 19:04 | 17:55 |
| Daylight | 12 h 45 min | 11 h 50 min |
| People on this clock | 2,891,082 | 6,000 |
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 Simpson Bay: common questions
How many hours behind Buenos Aires is Simpson Bay?
The clocks in Simpson Bay are 1 hour behind those in Buenos Aires (UTC−4 and UTC−3).
What time is it in Simpson Bay at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Simpson Bay it is 8:00 AM at that moment.
If it is 6:00 PM in Buenos Aires, what time is it in Simpson Bay?
At 6:00 PM in Buenos Aires, clocks in Simpson Bay show 5:00 PM.
Is there a time when both Buenos Aires and Simpson Bay are at work?
Yes: from 10:00 AM to 6:00 PM in Buenos Aires (9:00 AM to 5:00 PM in Simpson Bay), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Buenos Aires is it still yesterday in Simpson Bay?
Before 1:00 AM in Buenos Aires, the date in Simpson Bay has not changed yet. From 11:00 PM in Simpson Bay, it is already the next day in Buenos Aires.
Does the time gap between Buenos Aires and Simpson Bay change during the year?
No, the clocks change neither in Buenos Aires nor in Simpson Bay, so the gap is 1 hour all year round.
