🇦🇷 Buenos Aires, Argentina
23
- Argentina Standard Time
- UTC-3
- Daytime
☀️ 06:19 · 🌙 19:04 · 12 h 45 min
Buenos Aires to Castel: time difference
Castel is 4 h ahead of Buenos Aires. 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.
Buenos Aires 07:27 7:27 AM Castel 11:27 11:27 AM You –:–
07:27 7:27 AM
Argentina Standard Time · UTC-3
☀️ 06:19 · 🌙 19:04
11:27 11:27 AM
GMT+01:00 · UTC+1
☀️ 07:24 · 🌙 18:32
·
+4 h
Castel is 4 h ahead of Buenos Aires.
When you, Buenos Aires and Castel are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇦🇷 Buenos Aires
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
🇬🇬 Castel
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 0 12 AM 1 1 AM 2 2 AM 3 3 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇬🇬 Castel |
|---|---|---|
| Local time | 07:27 | 11:27 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Argentina Standard Time | GMT+01:00 |
| UTC offset | UTC-3 | UTC+1 |
| Offset from Buenos Aires | — | +4 h |
| IANA zone | America/Argentina/Buenos Aires | Europe/Guernsey |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:19 | 07:24 |
| Sunset | 19:04 | 18:32 |
| Daylight | 12 h 45 min | 11 h 8 min |
| People on this clock | 2,891,082 | 8,000 |
Compare Buenos Aires with another city
More comparisons with Buenos Aires: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Buenos Aires and Castel: common questions
What is the time difference between Buenos Aires and Castel?
Castel is 4 hours ahead: it uses UTC+1, while Buenos Aires is on UTC−3.
If it is 9:00 AM in Buenos Aires, what time is it in Castel?
At 9:00 AM in Buenos Aires, clocks in Castel show 1:00 PM.
If it is 6:00 PM in Buenos Aires, what time is it in Castel?
At 6:00 PM in Buenos Aires, clocks in Castel show 10:00 PM.
When is a good time to call Castel from Buenos Aires?
Between 9:00 AM and 2:00 PM in Buenos Aires – that is 1:00 PM to 6:00 PM in Castel – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Castel compared with Buenos Aires?
The new day starts in Castel earlier: at 8:00 PM in Buenos Aires it is already midnight there. Until 4:00 AM in Castel, Buenos Aires is still on the previous day.
Does the time gap between Buenos Aires and Castel change during the year?
Yes – daylight saving time is used in Castel but not in Buenos Aires. From October 25, 2026, Castel will be 3 hours ahead of Buenos Aires.
