Round Rock, TX to Sao Paulo: time difference
Sao Paulo is 2 h ahead of Round Rock, TX. 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.
Round Rock, TX 07:34 7:34 AM Sao Paulo 09:34 9:34 AM You –:–
07:34 7:34 AM
Central Daylight Time · UTC-5
☀️ 07:36 · 🌙 18:57
09:34 9:34 AM
Brasilia Standard Time · UTC-3
☀️ 05:32 · 🌙 18:13
·
+2 h
Sao Paulo is 2 h ahead of Round Rock, TX.
When you, Round Rock, TX and Sao Paulo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Round Rock, 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
🇧🇷 Sao Paulo
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
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Time zones side by side
| Detail | 🇺🇸 Round Rock, TX | 🇧🇷 Sao Paulo |
|---|---|---|
| Local time | 07:34 | 09:34 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Central Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from Round Rock, TX | — | +2 h |
| IANA zone | America/Chicago | America/Sao Paulo |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:36 | 05:32 |
| Sunset | 18:57 | 18:13 |
| Daylight | 11 h 22 min | 12 h 41 min |
| People on this clock | 119,468 | 11,451,999 |
Compare Round Rock, TX with another city
More comparisons with Round Rock, TX: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Round Rock, TX and Sao Paulo: common questions
What is the time difference between Round Rock, TX, and Sao Paulo?
Sao Paulo is 2 hours ahead: it uses UTC−3, while Round Rock is on UTC−5.
What time is it in Sao Paulo when it is 9:00 AM in Round Rock, TX?
When it is 9:00 AM in Round Rock, it is 11:00 AM in Sao Paulo.
If it is 6:00 PM in Round Rock, TX, what time is it in Sao Paulo?
At 6:00 PM in Round Rock, clocks in Sao Paulo show 8:00 PM.
Is there a time when both Round Rock, TX, and Sao Paulo are at work?
Yes: from 9:00 AM to 4:00 PM in Round Rock (11:00 AM to 6:00 PM in Sao Paulo), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Sao Paulo?
From 10:00 PM in Round Rock, TX, it is already the next day in Sao Paulo. The other way round, until 2:00 AM in Sao Paulo it is still the previous day in Round Rock.
Is the time difference between Round Rock, TX, and Sao Paulo the same all year?
No. Only Round Rock switches to summer time, so the gap changes twice a year. From November 1, 2026, Sao Paulo will be 3 hours ahead of Round Rock.
