Arenal to Rio de Janeiro: time difference
Rio de Janeiro is 3 h ahead of Arenal. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇧🇷 Rio de Janeiro, Brazil
02
- Brasilia Standard Time
- UTC-3
- Golden hour
☀️ 05:21 · 🌙 17:57 · 12 h 36 min
+3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Arenal 02:58 2:58 AM Rio de Janeiro 05:58 5:58 AM You –:–
02:58 2:58 AM
Central Standard Time · UTC-6
☀️ 05:28 · 🌙 17:22
05:58 5:58 AM
Brasilia Standard Time · UTC-3
☀️ 05:21 · 🌙 17:57
·
+3 h
Rio de Janeiro is 3 h ahead of Arenal.
When you, Arenal 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
🇨🇷 Arenal
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
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 | 🇨🇷 Arenal | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 02:58 | 05:58 |
| Local date | Thursday, October 15, 2026 | Thursday, October 15, 2026 |
| Time zone | Central Standard Time | Brasilia Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from Arenal | — | +3 h |
| IANA zone | America/Costa Rica | America/Sao Paulo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:28 | 05:21 |
| Sunset | 17:22 | 17:57 |
| Daylight | 11 h 54 min | 12 h 36 min |
| People on this clock | 2,300 | 6,211,223 |
Compare Arenal with another city
More comparisons with Arenal: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Arenal and Rio de Janeiro: common questions
What is the time difference between Arenal and Rio de Janeiro?
Rio de Janeiro is 3 hours ahead: it uses UTC−3, while Arenal is on UTC−6.
If it is 9:00 AM in Arenal, what time is it in Rio de Janeiro?
At 9:00 AM in Arenal, clocks in Rio de Janeiro show 12:00 PM.
If it is 6:00 PM in Arenal, what time is it in Rio de Janeiro?
At 6:00 PM in Arenal, clocks in Rio de Janeiro show 9:00 PM.
When do working hours in Arenal and in Rio de Janeiro overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in Arenal, which is 12:00 PM to 6:00 PM in Rio de Janeiro.
When does the date change in Rio de Janeiro compared with Arenal?
The new day starts in Rio de Janeiro earlier: at 9:00 PM in Arenal it is already midnight there. Until 3:00 AM in Rio de Janeiro, Arenal is still on the previous day.
Does the time difference between Arenal and Rio de Janeiro change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
