Reykjavik to Cabo Frio: time difference
Cabo Frio 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 07:52 7:52 AM Cabo Frio 04:52 4:52 AM You –:–
07:52 7:52 AM
Greenwich Mean Time · UTC+0
☀️ 08:30 · 🌙 17:57
04:52 4:52 AM
Brasilia Standard Time · UTC-3
☀️ 05:13 · 🌙 17:54
·
−3 h
Cabo Frio is 3 h behind Reykjavik.
When you, Reykjavik and Cabo Frio 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
🇧🇷 Cabo Frio
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 | 🇧🇷 Cabo Frio |
|---|---|---|
| Local time | 07:52 | 04:52 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 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 | 08:30 | 05:13 |
| Sunset | 17:57 | 17:54 |
| Daylight | 9 h 27 min | 12 h 41 min |
| People on this clock | 136,894 | 222,161 |
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 Cabo Frio: common questions
How far behind Reykjavik is Cabo Frio?
Cabo Frio is 3 hours behind Reykjavik: UTC−3 against UTC+0.
If it is 9:00 AM in Reykjavik, what time is it in Cabo Frio?
At 9:00 AM in Reykjavik, clocks in Cabo Frio show 6:00 AM.
What time is it in Cabo Frio when it is 6:00 PM in Reykjavik?
When it is 6:00 PM in Reykjavik, it is 3:00 PM in Cabo Frio.
When do working hours in Reykjavik and in Cabo Frio 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 Cabo Frio.
Until what time in Reykjavik is it still yesterday in Cabo Frio?
Before 3:00 AM in Reykjavik, the date in Cabo Frio has not changed yet. From 9:00 PM in Cabo Frio, it is already the next day in Reykjavik.
Does the time difference between Reykjavik and Cabo Frio change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
