Reykjavik to Rio de Janeiro: time difference
Rio de Janeiro is 3 h behind Reykjavik. Live clocks for both, the working hours they share, and how each one sits against your own time.
−3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Reykjavik 11:55 11:55 AM Rio de Janeiro 08:55 8:55 AM You –:–
11:55 11:55 AM
Greenwich Mean Time · UTC+0
☀️ 08:03 · 🌙 18:28
08:55 8:55 AM
Brasilia Standard Time · UTC-3
☀️ 05:26 · 🌙 17:55
·
−3 h
Rio de Janeiro is 3 h behind Reykjavik.
When you, Reykjavik and Rio de Janeiro are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇸 Reykjavik
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
🇧🇷 Rio de Janeiro
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 | 🇮🇸 Reykjavik | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 11:55 | 08:55 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Greenwich Mean Time | Brasilia Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Reykjavik | — | −3 h |
| IANA zone | Atlantic/Reykjavik | America/Sao Paulo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 08:03 | 05:26 |
| Sunset | 18:28 | 17:55 |
| Daylight | 10 h 25 min | 12 h 30 min |
| People on this clock | 136,894 | 6,211,223 |
Compare Reykjavik with another city
More comparisons with Reykjavik: the time zones next to it and the far side of the clock.
Big time differences
Reykjavik and Rio de Janeiro: common questions
What is the time difference between Reykjavik and Rio de Janeiro?
Rio de Janeiro is 3 hours behind: it uses UTC−3, while Reykjavik is on UTC+0.
If it is 9:00 AM in Reykjavik, what time is it in Rio de Janeiro?
At 9:00 AM in Reykjavik, clocks in Rio de Janeiro show 6:00 AM.
What time is it in Rio de Janeiro at the end of the working day in Reykjavik?
The working day in Reykjavik ends at 6:00 PM; in Rio de Janeiro it is 3:00 PM at that moment.
When is a good time to call Rio de Janeiro from Reykjavik?
Between 12:00 PM and 6:00 PM in Reykjavik – that is 9:00 AM to 3:00 PM in Rio de Janeiro – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Rio de Janeiro compared with Reykjavik?
The new day starts in Rio de Janeiro later: until 3:00 AM in Reykjavik, it is still the previous day there. From 9:00 PM in Rio de Janeiro, Reykjavik is already on the next day.
Does the time gap between Reykjavik and Rio de Janeiro change during the year?
No, the clocks change neither in Reykjavik nor in Rio de Janeiro, so the gap is 3 hours all year round.
