Lewisham to Buenos Aires: time difference
Buenos Aires is 4 h behind Lewisham. 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.
Lewisham 15:18 3:18 PM Buenos Aires 11:18 11:18 AM You –:–
15:18 3:18 PM
British Summer Time · UTC+1
☀️ 07:31 · 🌙 18:01
11:18 11:18 AM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
−4 h
Buenos Aires is 4 h behind Lewisham.
When you, Lewisham 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
🇬🇧 Lewisham
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 | 🇬🇧 Lewisham | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 15:18 | 11:18 |
| 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 Lewisham | — | −4 h |
| IANA zone | Europe/London | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:31 | 06:07 |
| Sunset | 18:01 | 19:11 |
| Daylight | 10 h 30 min | 13 h 4 min |
| People on this clock | 96,224 | 2,891,082 |
Compare Lewisham with another city
More comparisons with Lewisham: the time zones next to it and the far side of the clock.
Big time differences
Lewisham and Buenos Aires: common questions
How far behind Lewisham is Buenos Aires?
Buenos Aires is 4 hours behind Lewisham: UTC−3 against UTC+1.
If it is 9:00 AM in Lewisham, what time is it in Buenos Aires?
At 9:00 AM in Lewisham, clocks in Buenos Aires show 5:00 AM.
What time is it in Buenos Aires at the end of the working day in Lewisham?
The working day in Lewisham 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 Lewisham?
Between 1:00 PM and 6:00 PM in Lewisham – 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 Lewisham 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 Lewisham.
Does the time difference between Lewisham and Buenos Aires change?
Yes. The clocks change only in Lewisham. From October 25, 2026, Buenos Aires will be 3 hours behind Lewisham.
