Sao Paulo to Arecibo: time difference
Arecibo is 1 h behind Sao Paulo. 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.
Sao Paulo 15:43 3:43 PM Arecibo 14:43 2:43 PM You –:–
15:43 3:43 PM
Brasilia Standard Time · UTC-3
☀️ 05:33 · 🌙 18:13
14:43 2:43 PM
Atlantic Standard Time · UTC-4
☀️ 06:22 · 🌙 18:04
·
−1 h
Arecibo is 1 h behind Sao Paulo.
When you, Sao Paulo and Arecibo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇷 Sao Paulo
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
🇵🇷 Arecibo
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 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Sao Paulo | 🇵🇷 Arecibo |
|---|---|---|
| Local time | 15:43 | 14:43 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Brasilia Standard Time | Atlantic Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Sao Paulo | — | −1 h |
| IANA zone | America/Sao Paulo | America/Puerto Rico |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:33 | 06:22 |
| Sunset | 18:13 | 18:04 |
| Daylight | 12 h 40 min | 11 h 42 min |
| People on this clock | 11,451,999 | 39,634 |
Compare Sao Paulo with another city
More comparisons with Sao Paulo: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Sao Paulo and Arecibo: common questions
What is the time difference between Sao Paulo and Arecibo?
Arecibo is 1 hour behind: it uses UTC−4, while Sao Paulo is on UTC−3.
What time is it in Arecibo when it is 9:00 AM in Sao Paulo?
When it is 9:00 AM in Sao Paulo, it is 8:00 AM in Arecibo.
What time is it in Arecibo when it is 6:00 PM in Sao Paulo?
When it is 6:00 PM in Sao Paulo, it is 5:00 PM in Arecibo.
When do working hours in Sao Paulo and in Arecibo overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Sao Paulo, which is 9:00 AM to 5:00 PM in Arecibo.
When is it still the previous day in Arecibo?
Until 1:00 AM in Sao Paulo it is still the previous day in Arecibo. The other way round, from 11:00 PM in Arecibo it is already the next day in Sao Paulo.
Does the time difference between Sao Paulo and Arecibo change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
