College Station, TX to Rio de Janeiro: time difference
Rio de Janeiro is 2 h ahead of College Station, TX. Live clocks for both, the working hours they share, and how each one sits against your own time.
+2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
College Station, TX 15:51 3:51 PM Rio de Janeiro 17:51 5:51 PM You –:–
15:51 3:51 PM
Central Daylight Time · UTC-5
☀️ 07:30 · 🌙 18:53
17:51 5:51 PM
Brasilia Standard Time · UTC-3
☀️ 05:19 · 🌙 17:58
·
+2 h
Rio de Janeiro is 2 h ahead of College Station, TX.
When you, College Station, TX 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
🇺🇸 College Station, TX
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
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 1 1 AM
📍 Your time
- Asleep
- Early
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Time zones side by side
| Detail | 🇺🇸 College Station, TX | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 15:51 | 17:51 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from College Station, TX | — | +2 h |
| IANA zone | America/Chicago | America/Sao Paulo |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:30 | 05:19 |
| Sunset | 18:53 | 17:58 |
| Daylight | 11 h 23 min | 12 h 39 min |
| People on this clock | 120,511 | 6,211,223 |
Compare College Station, TX with another city
More comparisons with College Station, TX: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
College Station, TX and Rio de Janeiro: common questions
How far ahead of College Station, TX, is Rio de Janeiro?
Rio de Janeiro is 2 hours ahead of College Station: UTC−3 against UTC−5.
What time is it in Rio de Janeiro when it is 9:00 AM in College Station, TX?
When it is 9:00 AM in College Station, it is 11:00 AM in Rio de Janeiro.
What time is it in Rio de Janeiro at the end of the working day in College Station, TX?
The working day in College Station ends at 6:00 PM; in Rio de Janeiro it is 8:00 PM at that moment.
When is a good time to call Rio de Janeiro from College Station, TX?
Between 9:00 AM and 4:00 PM in College Station – that is 11:00 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 College Station, TX?
The new day starts in Rio de Janeiro earlier: at 10:00 PM in College Station it is already midnight there. Until 2:00 AM in Rio de Janeiro, College Station is still on the previous day.
Does the time difference between College Station, TX, and Rio de Janeiro change?
Yes. The clocks change only in College Station. From November 1, 2026, Rio de Janeiro will be 3 hours ahead of College Station.
