Rockville, MD to Sao Paulo: time difference
Sao Paulo is 1 h ahead of Rockville, MD. 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.
Rockville, MD 22:02 10:02 PM Sao Paulo 23:02 11:02 PM You –:–
22:02 10:02 PM
Eastern Daylight Time · UTC-4
☀️ 07:15 · 🌙 18:37
23:02 11:02 PM
Brasilia Standard Time · UTC-3
☀️ 05:38 · 🌙 18:10
·
+1 h
Sao Paulo is 1 h ahead of Rockville, MD.
When you, Rockville, MD 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
🇺🇸 Rockville, MD
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
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 | 🇺🇸 Rockville, MD | 🇧🇷 Sao Paulo |
|---|---|---|
| Local time | 22:02 | 23:02 |
| Local date | Sunday, October 11, 2026 | Sunday, October 11, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Rockville, MD | — | +1 h |
| IANA zone | America/New York | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:15 | 05:38 |
| Sunset | 18:37 | 18:10 |
| Daylight | 11 h 23 min | 12 h 32 min |
| People on this clock | 67,139 | 11,451,999 |
Compare Rockville, MD with another city
More comparisons with Rockville, MD: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rockville, MD and Sao Paulo: common questions
How many hours ahead of Rockville, MD, is Sao Paulo?
The clocks in Sao Paulo are 1 hour ahead of those in Rockville (UTC−3 and UTC−4).
What time is it in Sao Paulo at the start of the working day in Rockville, MD?
The working day in Rockville starts at 9:00 AM; in Sao Paulo it is 10:00 AM at that moment.
What time is it in Sao Paulo when it is 6:00 PM in Rockville, MD?
When it is 6:00 PM in Rockville, it is 7:00 PM in Sao Paulo.
When is a good time to call Sao Paulo from Rockville, MD?
Between 9:00 AM and 5:00 PM in Rockville – that is 10:00 AM to 6:00 PM in Sao Paulo – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Sao Paulo compared with Rockville, MD?
The new day starts in Sao Paulo earlier: at 11:00 PM in Rockville it is already midnight there. Until 1:00 AM in Sao Paulo, Rockville is still on the previous day.
Is the time difference between Rockville, MD, and Sao Paulo the same all year?
No. Only Rockville switches to summer time, so the gap changes twice a year. From November 1, 2026, Sao Paulo will be 2 hours ahead of Rockville.
