Rio de Janeiro to Oklahoma City, OK: time difference
Oklahoma City, OK is 2 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 10:53 10:53 AM Oklahoma City, OK 08:53 8:53 AM You –:–
10:53 10:53 AM
Brasilia Standard Time · UTC-3
☀️ 05:26 · 🌙 17:55
08:53 8:53 AM
Central Daylight Time · UTC-5
☀️ 07:33 · 🌙 19:03
·
−2 h
Oklahoma City, OK is 2 h behind Rio de Janeiro.
When you, Rio de Janeiro and Oklahoma City, OK 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
🇺🇸 Oklahoma City, OK
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 21 9 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Rio de Janeiro | 🇺🇸 Oklahoma City, OK |
|---|---|---|
| Local time | 10:53 | 08:53 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Brasilia Standard Time | Central Daylight Time |
| UTC offset | UTC-3 | UTC-5 |
| Offset from Rio de Janeiro | — | −2 h |
| IANA zone | America/Sao Paulo | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 05:26 | 07:33 |
| Sunset | 17:55 | 19:03 |
| Daylight | 12 h 30 min | 11 h 30 min |
| People on this clock | 6,211,223 | 579,999 |
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 Oklahoma City, OK: common questions
How many hours behind Rio de Janeiro is Oklahoma City, OK?
The clocks in Oklahoma City are 2 hours behind those in Rio de Janeiro (UTC−5 and UTC−3).
What time is it in Oklahoma City, OK, when it is 9:00 AM in Rio de Janeiro?
When it is 9:00 AM in Rio de Janeiro, it is 7:00 AM in Oklahoma City.
What time is it in Oklahoma City, OK, when it is 6:00 PM in Rio de Janeiro?
When it is 6:00 PM in Rio de Janeiro, it is 4:00 PM in Oklahoma City.
When is a good time to call Oklahoma City, OK, from Rio de Janeiro?
Between 11:00 AM and 6:00 PM in Rio de Janeiro – that is 9:00 AM to 4:00 PM in Oklahoma City – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Rio de Janeiro is it still yesterday in Oklahoma City, OK?
Before 2:00 AM in Rio de Janeiro, the date in Oklahoma City has not changed yet. From 10:00 PM in Oklahoma City, it is already the next day in Rio de Janeiro.
Does the time difference between Rio de Janeiro and Oklahoma City, OK, change?
Yes. The clocks change only in Oklahoma City. From November 1, 2026, Oklahoma City will be 3 hours behind Rio de Janeiro.
