Rio das Ostras to Austin, TX: time difference
Austin, TX is 2 h behind Rio das Ostras. 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 das Ostras 03:46 3:46 AM Austin, TX 01:46 1:46 AM You –:–
03:46 3:46 AM
Brasilia Standard Time · UTC-3
☀️ 05:13 · 🌙 17:54
01:46 1:46 AM
Central Daylight Time · UTC-5
☀️ 07:36 · 🌙 18:57
·
−2 h
Austin, TX is 2 h behind Rio das Ostras.
When you, Rio das Ostras and Austin, TX 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 das Ostras
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
🇺🇸 Austin, TX
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
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Time zones side by side
| Detail | 🇧🇷 Rio das Ostras | 🇺🇸 Austin, TX |
|---|---|---|
| Local time | 03:46 | 01:46 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Brasilia Standard Time | Central Daylight Time |
| UTC offset | UTC-3 | UTC-5 |
| Offset from Rio das Ostras | — | −2 h |
| IANA zone | America/Sao Paulo | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 05:13 | 07:36 |
| Sunset | 17:54 | 18:57 |
| Daylight | 12 h 41 min | 11 h 21 min |
| People on this clock | 156,491 | 974,447 |
Compare Rio das Ostras with another city
More comparisons with Rio das Ostras: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rio das Ostras and Austin, TX: common questions
How far behind Rio das Ostras is Austin, TX?
Austin is 2 hours behind Rio das Ostras: UTC−5 against UTC−3.
What time is it in Austin, TX, when it is 9:00 AM in Rio das Ostras?
When it is 9:00 AM in Rio das Ostras, it is 7:00 AM in Austin.
If it is 6:00 PM in Rio das Ostras, what time is it in Austin, TX?
At 6:00 PM in Rio das Ostras, clocks in Austin show 4:00 PM.
When do working hours in Rio das Ostras and in Austin, TX, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 11:00 AM to 6:00 PM in Rio das Ostras, which is 9:00 AM to 4:00 PM in Austin.
Until what time in Rio das Ostras is it still yesterday in Austin, TX?
Before 2:00 AM in Rio das Ostras, the date in Austin has not changed yet. From 10:00 PM in Austin, it is already the next day in Rio das Ostras.
Does the time difference between Rio das Ostras and Austin, TX, change?
Yes. The clocks change only in Austin. From November 1, 2026, Austin will be 3 hours behind Rio das Ostras.
