Acton, MA to Sao Paulo: time difference
Sao Paulo is 1 h ahead of Acton, MA. 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.
Acton, MA 07:32 7:32 AM Sao Paulo 08:32 8:32 AM You –:–
07:32 7:32 AM
Eastern Daylight Time · UTC-4
☀️ 06:53 · 🌙 18:13
08:32 8:32 AM
Brasilia Standard Time · UTC-3
☀️ 05:39 · 🌙 18:09
·
+1 h
Sao Paulo is 1 h ahead of Acton, MA.
When you, Acton, MA 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
🇺🇸 Acton, MA
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 | 🇺🇸 Acton, MA | 🇧🇷 Sao Paulo |
|---|---|---|
| Local time | 07:32 | 08:32 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Acton, MA | — | +1 h |
| IANA zone | America/New York | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 06:53 | 05:39 |
| Sunset | 18:13 | 18:09 |
| Daylight | 11 h 20 min | 12 h 31 min |
| People on this clock | 7,596 | 11,451,999 |
Compare Acton, MA with another city
More comparisons with Acton, MA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Acton, MA and Sao Paulo: common questions
How far ahead of Acton, MA, is Sao Paulo?
Sao Paulo is 1 hour ahead of Acton: UTC−3 against UTC−4.
What time is it in Sao Paulo when it is 9:00 AM in Acton, MA?
When it is 9:00 AM in Acton, it is 10:00 AM in Sao Paulo.
If it is 6:00 PM in Acton, MA, what time is it in Sao Paulo?
At 6:00 PM in Acton, clocks in Sao Paulo show 7:00 PM.
Is there a time when both Acton, MA, and Sao Paulo are at work?
Yes: from 9:00 AM to 5:00 PM in Acton (10:00 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 11:00 PM in Acton, MA, it is already the next day in Sao Paulo. The other way round, until 1:00 AM in Sao Paulo it is still the previous day in Acton.
Does the time gap between Acton, MA, and Sao Paulo change during the year?
Yes – daylight saving time is used in Acton but not in Sao Paulo. From November 1, 2026, Sao Paulo will be 2 hours ahead of Acton.
