Itu to Reykjavik: time difference
Reykjavik is 3 h ahead of Itu. 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.
Itu 00:36 12:36 AM Reykjavik 03:36 3:36 AM You –:–
00:36 12:36 AM
Brasilia Standard Time · UTC-3
☀️ 05:31 · 🌙 18:17
03:36 3:36 AM
Greenwich Mean Time · UTC+0
☀️ 08:39 · 🌙 17:47
·
+3 h
Reykjavik is 3 h ahead of Itu.
When you, Itu and Reykjavik are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇷 Itu
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
🇮🇸 Reykjavik
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 | 🇧🇷 Itu | 🇮🇸 Reykjavik |
|---|---|---|
| Local time | 00:36 | 03:36 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Brasilia Standard Time | Greenwich Mean Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from Itu | — | +3 h |
| IANA zone | America/Sao Paulo | Atlantic/Reykjavik |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:31 | 08:39 |
| Sunset | 18:17 | 17:47 |
| Daylight | 12 h 46 min | 9 h 7 min |
| People on this clock | 168,240 | 136,894 |
Compare Itu with another city
More comparisons with Itu: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Itu and Reykjavik: common questions
What is the time difference between Itu and Reykjavik?
Reykjavik is 3 hours ahead: it uses UTC+0, while Itu is on UTC−3.
If it is 9:00 AM in Itu, what time is it in Reykjavik?
At 9:00 AM in Itu, clocks in Reykjavik show 12:00 PM.
If it is 6:00 PM in Itu, what time is it in Reykjavik?
At 6:00 PM in Itu, clocks in Reykjavik show 9:00 PM.
When do working hours in Itu and in Reykjavik overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in Itu, which is 12:00 PM to 6:00 PM in Reykjavik.
When is it already the next day in Reykjavik?
From 9:00 PM in Itu it is already the next day in Reykjavik. The other way round, until 3:00 AM in Reykjavik it is still the previous day in Itu.
Is the time difference between Itu and Reykjavik the same all year?
Yes. Neither Itu nor Reykjavik switches to summer time, so the gap is always 3 hours.
