Rio das Ostras to Dublin: time difference
Dublin is 3 h ahead of Rio das Ostras. 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.
Rio das Ostras 06:06 6:06 AM Dublin 09:06 9:06 AM You –:–
06:06 6:06 AM
Brasilia Standard Time · UTC-3
☀️ 05:01 · 🌙 18:03
09:06 9:06 AM
Greenwich Mean Time · UTC+0
☀️ 07:33 · 🌙 16:45
·
+3 h
Dublin is 3 h ahead of Rio das Ostras.
When you, Rio das Ostras and Dublin are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇷 Rio das Ostras
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
🇮🇪 Dublin
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 0 12 AM 1 1 AM 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Rio das Ostras | 🇮🇪 Dublin |
|---|---|---|
| Local time | 06:06 | 09:06 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Brasilia Standard Time | Greenwich Mean Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from Rio das Ostras | — | +3 h |
| IANA zone | America/Sao Paulo | Europe/Dublin |
| Daylight saving | Not observed | On standard time → UTC+1, Mar 28, 02:00 |
| Sunrise | 05:01 | 07:33 |
| Sunset | 18:03 | 16:45 |
| Daylight | 13 h 2 min | 9 h 12 min |
| People on this clock | 156,491 | 588,233 |
Compare Rio das Ostras with another city
More comparisons with Rio das Ostras: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rio das Ostras and Dublin: common questions
What is the time difference between Rio das Ostras and Dublin?
Dublin is 3 hours ahead: it uses UTC+0, while Rio das Ostras is on UTC−3.
What time is it in Dublin when it is 9:00 AM in Rio das Ostras?
When it is 9:00 AM in Rio das Ostras, it is 12:00 PM in Dublin.
If it is 6:00 PM in Rio das Ostras, what time is it in Dublin?
At 6:00 PM in Rio das Ostras, clocks in Dublin show 9:00 PM.
Is there a time when both Rio das Ostras and Dublin are at work?
Yes: from 9:00 AM to 3:00 PM in Rio das Ostras (12:00 PM to 6:00 PM in Dublin), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Dublin?
From 9:00 PM in Rio das Ostras it is already the next day in Dublin. The other way round, until 3:00 AM in Dublin it is still the previous day in Rio das Ostras.
Does the time gap between Rio das Ostras and Dublin change during the year?
Yes – daylight saving time is used in Dublin but not in Rio das Ostras. From March 28, 2027, Dublin will be 4 hours ahead of Rio das Ostras.
