Tullamore to Buenos Aires: time difference
Buenos Aires is 4 h behind Tullamore. 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.
Tullamore 13:31 1:31 PM Buenos Aires 09:31 9:31 AM You –:–
13:31 1:31 PM
Irish Standard Time · UTC+1
☀️ 08:00 · 🌙 18:32
09:31 9:31 AM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
−4 h
Buenos Aires is 4 h behind Tullamore.
When you, Tullamore 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
🇮🇪 Tullamore
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 | 🇮🇪 Tullamore | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 13:31 | 09:31 |
| 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 Tullamore | — | −4 h |
| IANA zone | Europe/Dublin | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 08:00 | 06:10 |
| Sunset | 18:32 | 19:10 |
| Daylight | 10 h 31 min | 13 h |
| People on this clock | 15,000 | 2,891,082 |
Compare Tullamore with another city
More comparisons with Tullamore: the time zones next to it and the far side of the clock.
Big time differences
Tullamore and Buenos Aires: common questions
How far behind Tullamore is Buenos Aires?
Buenos Aires is 4 hours behind Tullamore: UTC−3 against UTC+1.
If it is 9:00 AM in Tullamore, what time is it in Buenos Aires?
At 9:00 AM in Tullamore, clocks in Buenos Aires show 5:00 AM.
What time is it in Buenos Aires when it is 6:00 PM in Tullamore?
When it is 6:00 PM in Tullamore, it is 2:00 PM in Buenos Aires.
Is there a time when both Tullamore and Buenos Aires are at work?
Yes: from 1:00 PM to 6:00 PM in Tullamore (9:00 AM to 2:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Buenos Aires compared with Tullamore?
The new day starts in Buenos Aires later: until 4:00 AM in Tullamore, it is still the previous day there. From 8:00 PM in Buenos Aires, Tullamore is already on the next day.
Is the time difference between Tullamore and Buenos Aires the same all year?
No. Only Tullamore switches to summer time, so the gap changes twice a year. From October 25, 2026, Buenos Aires will be 3 hours behind Tullamore.
