Dublin to Castro: time difference
Castro is 3 h behind Dublin. 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.
Dublin 07:21 7:21 AM Castro 04:21 4:21 AM You –:–
07:21 7:21 AM
Greenwich Mean Time · UTC+0
☀️ 07:33 · 🌙 16:45
04:21 4:21 AM
Chile Summer Time · UTC-3
☀️ 06:34 · 🌙 20:45
·
−3 h
Castro is 3 h behind Dublin.
When you, Dublin and Castro are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇪 Dublin
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
🇨🇱 Castro
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 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇪 Dublin | 🇨🇱 Castro |
|---|---|---|
| Local time | 07:21 | 04:21 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Greenwich Mean Time | Chile Summer Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Dublin | — | −3 h |
| IANA zone | Europe/Dublin | America/Santiago |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | On summer time → UTC-4, Apr 3, 23:00 |
| Sunrise | 07:33 | 06:34 |
| Sunset | 16:45 | 20:45 |
| Daylight | 9 h 12 min | 14 h 11 min |
| People on this clock | 588,233 | 33,417 |
Compare Dublin with another city
More comparisons with Dublin: the time zones next to it and the far side of the clock.
Big time differences
Dublin and Castro: common questions
How far behind Dublin is Castro?
Castro is 3 hours behind Dublin: UTC−3 against UTC+0.
If it is 9:00 AM in Dublin, what time is it in Castro?
At 9:00 AM in Dublin, clocks in Castro show 6:00 AM.
What time is it in Castro at the end of the working day in Dublin?
The working day in Dublin ends at 6:00 PM; in Castro it is 3:00 PM at that moment.
When is a good time to call Castro from Dublin?
Between 12:00 PM and 6:00 PM in Dublin – that is 9:00 AM to 3:00 PM in Castro – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Castro compared with Dublin?
The new day starts in Castro later: until 3:00 AM in Dublin, it is still the previous day there. From 9:00 PM in Castro, Dublin is already on the next day.
Does the time difference between Dublin and Castro change?
Yes. Both places change their clocks, but on different dates. From March 28, 2027, Castro will be 4 hours behind Dublin.
