Greystones to Buenos Aires: time difference
Buenos Aires is 4 h behind Greystones. Live clocks for both, the working hours they share, and how each one sits against your own time.
−4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Greystones 10:42 10:42 AM Buenos Aires 06:42 6:42 AM You –:–
10:42 10:42 AM
Irish Standard Time · UTC+1
☀️ 07:54 · 🌙 18:26
06:42 6:42 AM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
−4 h
Buenos Aires is 4 h behind Greystones.
When you, Greystones 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
🇮🇪 Greystones
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
20 8 PM 21 9 PM 22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇪 Greystones | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 10:42 | 06:42 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Irish Standard Time | Argentina Standard Time |
| UTC offset | UTC+1 | UTC-3 |
| Offset from Greystones | — | −4 h |
| IANA zone | Europe/Dublin | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:54 | 06:10 |
| Sunset | 18:26 | 19:10 |
| Daylight | 10 h 32 min | 13 h |
| People on this clock | 22,009 | 2,891,082 |
Compare Greystones with another city
More comparisons with Greystones: the time zones next to it and the far side of the clock.
Big time differences
Greystones and Buenos Aires: common questions
How far behind Greystones is Buenos Aires?
Buenos Aires is 4 hours behind Greystones: UTC−3 against UTC+1.
What time is it in Buenos Aires when it is 9:00 AM in Greystones?
When it is 9:00 AM in Greystones, it is 5:00 AM in Buenos Aires.
What time is it in Buenos Aires at the end of the working day in Greystones?
The working day in Greystones ends at 6:00 PM; in Buenos Aires it is 2:00 PM at that moment.
Is there a time when both Greystones and Buenos Aires are at work?
Yes: from 1:00 PM to 6:00 PM in Greystones (9:00 AM to 2:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Greystones is it still yesterday in Buenos Aires?
Before 4:00 AM in Greystones, the date in Buenos Aires has not changed yet. From 8:00 PM in Buenos Aires, it is already the next day in Greystones.
Does the time gap between Greystones and Buenos Aires change during the year?
Yes – daylight saving time is used in Greystones but not in Buenos Aires. From October 25, 2026, Buenos Aires will be 3 hours behind Greystones.
