🇬🇧 Hertfordshire, United Kingdom
02
- British Summer Time
- UTC+1
- Daytime
☀️ 07:20 · 🌙 18:16 · 10 h 55 min
Hertfordshire to Buenos Aires: time difference
Buenos Aires is 4 h behind Hertfordshire. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇷 Buenos Aires, Argentina
02
- Argentina Standard Time
- UTC-3
- Daytime
☀️ 06:16 · 🌙 19:06 · 12 h 49 min
−4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Hertfordshire 16:44 4:44 PM Buenos Aires 12:44 12:44 PM You –:–
16:44 4:44 PM
British Summer Time · UTC+1
☀️ 07:20 · 🌙 18:16
12:44 12:44 PM
Argentina Standard Time · UTC-3
☀️ 06:16 · 🌙 19:06
·
−4 h
Buenos Aires is 4 h behind Hertfordshire.
When you, Hertfordshire 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
🇬🇧 Hertfordshire
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 | 🇬🇧 Hertfordshire | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 16:44 | 12:44 |
| Local date | Monday, October 12, 2026 | Monday, October 12, 2026 |
| Time zone | British Summer Time | Argentina Standard Time |
| UTC offset | UTC+1 | UTC-3 |
| Offset from Hertfordshire | — | −4 h |
| IANA zone | Europe/London | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:20 | 06:16 |
| Sunset | 18:16 | 19:06 |
| Daylight | 10 h 55 min | 12 h 49 min |
| People on this clock | 33,990 | 2,891,082 |
Compare Hertfordshire with another city
More comparisons with Hertfordshire: the time zones next to it and the far side of the clock.
Big time differences
Hertfordshire and Buenos Aires: common questions
How many hours behind Hertfordshire is Buenos Aires?
The clocks in Buenos Aires are 4 hours behind those in Hertfordshire (UTC−3 and UTC+1).
What time is it in Buenos Aires when it is 9:00 AM in Hertfordshire?
When it is 9:00 AM in Hertfordshire, it is 5:00 AM in Buenos Aires.
If it is 6:00 PM in Hertfordshire, what time is it in Buenos Aires?
At 6:00 PM in Hertfordshire, clocks in Buenos Aires show 2:00 PM.
When do working hours in Hertfordshire and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 1:00 PM to 6:00 PM in Hertfordshire, which is 9:00 AM to 2:00 PM in Buenos Aires.
Until what time in Hertfordshire is it still yesterday in Buenos Aires?
Before 4:00 AM in Hertfordshire, the date in Buenos Aires has not changed yet. From 8:00 PM in Buenos Aires, it is already the next day in Hertfordshire.
Is the time difference between Hertfordshire and Buenos Aires the same all year?
No. Only Hertfordshire switches to summer time, so the gap changes twice a year. From October 25, 2026, Buenos Aires will be 3 hours behind Hertfordshire.
