Mons to Buenos Aires: time difference
Buenos Aires is 5 h behind Mons. 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.
Mons 04:30 4:30 AM Buenos Aires 23:30 11:30 PM You –:–
04:30 4:30 AM
Central European Summer Time · UTC+2
☀️ 08:12 · 🌙 18:48
23:30 11:30 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
−5 h
Buenos Aires is 5 h behind Mons.
When you, Mons 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
🇧🇪 Mons
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
19 7 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇪 Mons | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 04:30 | 23:30 |
| Local date | Sunday, October 18, 2026 | Saturday, October 17, 2026 |
| Time zone | Central European Summer Time | Argentina Standard Time |
| UTC offset | UTC+2 | UTC-3 |
| Offset from Mons | — | −5 h |
| IANA zone | Europe/Brussels | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 08:12 | 06:10 |
| Sunset | 18:48 | 19:10 |
| Daylight | 10 h 37 min | 13 h |
| People on this clock | 92,721 | 2,891,082 |
Compare Mons with another city
More comparisons with Mons: the time zones next to it and the far side of the clock.
Big time differences
Mons and Buenos Aires: common questions
What is the time difference between Mons and Buenos Aires?
Buenos Aires is 5 hours behind: it uses UTC−3, while Mons is on UTC+2.
If it is 9:00 AM in Mons, what time is it in Buenos Aires?
At 9:00 AM in Mons, clocks in Buenos Aires show 4:00 AM.
What time is it in Buenos Aires when it is 6:00 PM in Mons?
When it is 6:00 PM in Mons, it is 1:00 PM in Buenos Aires.
When do working hours in Mons and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 2:00 PM to 6:00 PM in Mons, which is 9:00 AM to 1:00 PM in Buenos Aires.
When does the date change in Buenos Aires compared with Mons?
The new day starts in Buenos Aires later: until 5:00 AM in Mons, it is still the previous day there. From 7:00 PM in Buenos Aires, Mons is already on the next day.
Does the time gap between Mons and Buenos Aires change during the year?
Yes – daylight saving time is used in Mons but not in Buenos Aires. From October 25, 2026, Buenos Aires will be 4 hours behind Mons.
