Royal Oak, MI to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Royal Oak, MI. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Royal Oak, MI 07:42 7:42 AM Rio de Janeiro 08:42 8:42 AM You –:–
07:42 7:42 AM
Eastern Daylight Time · UTC-4
☀️ 07:54 · 🌙 18:41
08:42 8:42 AM
Brasilia Standard Time · UTC-3
☀️ 05:15 · 🌙 18:01
·
+1 h
Rio de Janeiro is 1 h ahead of Royal Oak, MI.
When you, Royal Oak, MI 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
🇺🇸 Royal Oak, MI
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
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 0 12 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Royal Oak, MI | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 07:42 | 08:42 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Royal Oak, MI | — | +1 h |
| IANA zone | America/Detroit | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:54 | 05:15 |
| Sunset | 18:41 | 18:01 |
| Daylight | 10 h 47 min | 12 h 45 min |
| People on this clock | 58,211 | 6,211,223 |
Compare Royal Oak, MI with another city
More comparisons with Royal Oak, MI: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Royal Oak, MI and Rio de Janeiro: common questions
How far ahead of Royal Oak, MI, is Rio de Janeiro?
Rio de Janeiro is 1 hour ahead of Royal Oak: UTC−3 against UTC−4.
What time is it in Rio de Janeiro when it is 9:00 AM in Royal Oak, MI?
When it is 9:00 AM in Royal Oak, it is 10:00 AM in Rio de Janeiro.
If it is 6:00 PM in Royal Oak, MI, what time is it in Rio de Janeiro?
At 6:00 PM in Royal Oak, clocks in Rio de Janeiro show 7:00 PM.
When is a good time to call Rio de Janeiro from Royal Oak, MI?
Between 9:00 AM and 5:00 PM in Royal Oak – that is 10:00 AM to 6:00 PM in Rio de Janeiro – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Rio de Janeiro compared with Royal Oak, MI?
The new day starts in Rio de Janeiro earlier: at 11:00 PM in Royal Oak it is already midnight there. Until 1:00 AM in Rio de Janeiro, Royal Oak is still on the previous day.
Is the time difference between Royal Oak, MI, and Rio de Janeiro the same all year?
No. Only Royal Oak switches to summer time, so the gap changes twice a year. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of Royal Oak.
