Reykjavik to Rio Grande: time difference
Rio Grande is 3 h behind Reykjavik. 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.
Reykjavik 20:49 8:49 PM Rio Grande 17:49 5:49 PM You –:–
20:49 8:49 PM
Greenwich Mean Time · UTC+0
☀️ 08:33 · 🌙 17:53
17:49 5:49 PM
Brasilia Standard Time · UTC-3
☀️ 05:44 · 🌙 18:44
·
−3 h
Rio Grande is 3 h behind Reykjavik.
When you, Reykjavik and Rio Grande 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 Grande
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 Grande |
|---|---|---|
| Local time | 20:49 | 17:49 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 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 | 08:33 | 05:44 |
| Sunset | 17:53 | 18:44 |
| Daylight | 9 h 20 min | 13 h |
| People on this clock | 136,894 | 198,935 |
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 Grande: common questions
How many hours behind Reykjavik is Rio Grande?
The clocks in Rio Grande are 3 hours behind those in Reykjavik (UTC−3 and UTC+0).
What time is it in Rio Grande at the start of the working day in Reykjavik?
The working day in Reykjavik starts at 9:00 AM; in Rio Grande it is 6:00 AM at that moment.
What time is it in Rio Grande at the end of the working day in Reykjavik?
The working day in Reykjavik ends at 6:00 PM; in Rio Grande it is 3:00 PM at that moment.
When do working hours in Reykjavik and in Rio Grande overlap?
Working hours (9:00 AM–6:00 PM) overlap from 12:00 PM to 6:00 PM in Reykjavik, which is 9:00 AM to 3:00 PM in Rio Grande.
When is it still the previous day in Rio Grande?
Until 3:00 AM in Reykjavik it is still the previous day in Rio Grande. The other way round, from 9:00 PM in Rio Grande it is already the next day in Reykjavik.
Does the time difference between Reykjavik and Rio Grande change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
