Casablanca to Buenos Aires: time difference
Buenos Aires is 4 h behind Casablanca. 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.
Casablanca 01:37 1:37 AM Buenos Aires 21:37 9:37 PM You –:–
01:37 1:37 AM
GMT+01:00 · UTC+1
☀️ 07:32 · 🌙 19:05
21:37 9:37 PM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
−4 h
Buenos Aires is 4 h behind Casablanca.
When you, Casablanca 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
🇲🇦 Casablanca
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 | 🇲🇦 Casablanca | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 01:37 | 21:37 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 2026 |
| Time zone | GMT+01:00 | Argentina Standard Time |
| UTC offset | UTC+1 | UTC-3 |
| Offset from Casablanca | — | −4 h |
| IANA zone | Africa/Casablanca | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 07:32 | 06:20 |
| Sunset | 19:05 | 19:03 |
| Daylight | 11 h 33 min | 12 h 43 min |
| People on this clock | 3,215,935 | 2,891,082 |
Compare Casablanca with another city
More comparisons with Casablanca: the time zones next to it and the far side of the clock.
Big time differences
Casablanca and Buenos Aires: common questions
What is the time difference between Casablanca and Buenos Aires?
Buenos Aires is 3 hours behind: it uses UTC−3, while Casablanca is on UTC+0.
What time is it in Buenos Aires at the start of the working day in Casablanca?
The working day in Casablanca starts at 9:00 AM; in Buenos Aires it is 6:00 AM at that moment.
If it is 6:00 PM in Casablanca, what time is it in Buenos Aires?
At 6:00 PM in Casablanca, clocks in Buenos Aires show 3:00 PM.
When is a good time to call Buenos Aires from Casablanca?
Between 12:00 PM and 6:00 PM in Casablanca – that is 9:00 AM to 3:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Buenos Aires compared with Casablanca?
The new day starts in Buenos Aires later: until 3:00 AM in Casablanca, it is still the previous day there. From 9:00 PM in Buenos Aires, Casablanca is already on the next day.
Does the time gap between Casablanca and Buenos Aires change during the year?
No, the clocks change neither in Casablanca nor in Buenos Aires, so the gap is 3 hours all year round.
