🇬🇧 Caernarfon, United Kingdom
03
- British Summer Time
- UTC+1
- Twilight
☀️ 07:51 · 🌙 18:15 · 10 h 24 min
Caernarfon to Buenos Aires: time difference
Buenos Aires is 4 h behind Caernarfon. 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.
Caernarfon 19:16 7:16 PM Buenos Aires 15:16 3:16 PM You –:–
19:16 7:16 PM
British Summer Time · UTC+1
☀️ 07:51 · 🌙 18:15
15:16 3:16 PM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
−4 h
Buenos Aires is 4 h behind Caernarfon.
When you, Caernarfon 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
🇬🇧 Caernarfon
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 | 🇬🇧 Caernarfon | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 19:16 | 15:16 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | British Summer Time | Argentina Standard Time |
| UTC offset | UTC+1 | UTC-3 |
| Offset from Caernarfon | — | −4 h |
| IANA zone | Europe/London | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:51 | 06:07 |
| Sunset | 18:15 | 19:11 |
| Daylight | 10 h 24 min | 13 h 4 min |
| People on this clock | 9,500 | 2,891,082 |
Compare Caernarfon with another city
More comparisons with Caernarfon: the time zones next to it and the far side of the clock.
Big time differences
Caernarfon and Buenos Aires: common questions
What is the time difference between Caernarfon and Buenos Aires?
Buenos Aires is 4 hours behind: it uses UTC−3, while Caernarfon is on UTC+1.
What time is it in Buenos Aires at the start of the working day in Caernarfon?
The working day in Caernarfon starts at 9:00 AM; in Buenos Aires it is 5:00 AM at that moment.
What time is it in Buenos Aires at the end of the working day in Caernarfon?
The working day in Caernarfon ends at 6:00 PM; in Buenos Aires it is 2:00 PM at that moment.
When is a good time to call Buenos Aires from Caernarfon?
Between 1:00 PM and 6:00 PM in Caernarfon – that is 9:00 AM to 2:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Buenos Aires?
Until 4:00 AM in Caernarfon it is still the previous day in Buenos Aires. The other way round, from 8:00 PM in Buenos Aires it is already the next day in Caernarfon.
Is the time difference between Caernarfon and Buenos Aires the same all year?
No. Only Caernarfon switches to summer time, so the gap changes twice a year. From October 25, 2026, Buenos Aires will be 3 hours behind Caernarfon.
