Rio de Janeiro to Arnprior: time difference
Arnprior is 1 h behind Rio de Janeiro. 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.
Rio de Janeiro 13:12 1:12 PM Arnprior 12:12 12:12 PM You –:–
13:12 1:12 PM
Brasilia Standard Time · UTC-3
☀️ 05:18 · 🌙 17:59
12:12 12:12 PM
Eastern Daylight Time · UTC-4
☀️ 07:27 · 🌙 18:15
·
−1 h
Arnprior is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and Arnprior are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇷 Rio de Janeiro
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
🇨🇦 Arnprior
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 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Rio de Janeiro | 🇨🇦 Arnprior |
|---|---|---|
| Local time | 13:12 | 12:12 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Brasilia Standard Time | Eastern Daylight Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Rio de Janeiro | — | −1 h |
| IANA zone | America/Sao Paulo | America/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 05:18 | 07:27 |
| Sunset | 17:59 | 18:15 |
| Daylight | 12 h 41 min | 10 h 47 min |
| People on this clock | 6,211,223 | 9,600 |
Compare Rio de Janeiro with another city
More comparisons with Rio de Janeiro: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rio de Janeiro and Arnprior: common questions
What is the time difference between Rio de Janeiro and Arnprior?
Arnprior is 1 hour behind: it uses UTC−4, while Rio de Janeiro is on UTC−3.
If it is 9:00 AM in Rio de Janeiro, what time is it in Arnprior?
At 9:00 AM in Rio de Janeiro, clocks in Arnprior show 8:00 AM.
If it is 6:00 PM in Rio de Janeiro, what time is it in Arnprior?
At 6:00 PM in Rio de Janeiro, clocks in Arnprior show 5:00 PM.
When is a good time to call Arnprior from Rio de Janeiro?
Between 10:00 AM and 6:00 PM in Rio de Janeiro – that is 9:00 AM to 5:00 PM in Arnprior – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Arnprior compared with Rio de Janeiro?
The new day starts in Arnprior later: until 1:00 AM in Rio de Janeiro, it is still the previous day there. From 11:00 PM in Arnprior, Rio de Janeiro is already on the next day.
Does the time gap between Rio de Janeiro and Arnprior change during the year?
Yes – daylight saving time is used in Arnprior but not in Rio de Janeiro. From November 1, 2026, Arnprior will be 2 hours behind Rio de Janeiro.
