Sao Paulo to San Lorenzo: time difference
San Lorenzo 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 10:18 10:18 AM San Lorenzo 09:18 9:18 AM You –:–
10:18 10:18 AM
Brasilia Standard Time · UTC-3
☀️ 05:24 · 🌙 18:18
09:18 9:18 AM
Atlantic Standard Time · UTC-4
☀️ 06:22 · 🌙 17:54
·
−1 h
San Lorenzo is 1 h behind Sao Paulo.
When you, Sao Paulo and San Lorenzo 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
🇵🇷 San Lorenzo
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 | 🇵🇷 San Lorenzo |
|---|---|---|
| Local time | 10:18 | 09:18 |
| Local date | Wednesday, October 28, 2026 | Wednesday, October 28, 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 | 05:24 | 06:22 |
| Sunset | 18:18 | 17:54 |
| Daylight | 12 h 54 min | 11 h 32 min |
| People on this clock | 11,451,999 | 9,373 |
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 San Lorenzo: common questions
How far behind Sao Paulo is San Lorenzo?
San Lorenzo is 1 hour behind Sao Paulo: UTC−4 against UTC−3.
What time is it in San Lorenzo at the start of the working day in Sao Paulo?
The working day in Sao Paulo starts at 9:00 AM; in San Lorenzo it is 8:00 AM at that moment.
What time is it in San Lorenzo at the end of the working day in Sao Paulo?
The working day in Sao Paulo ends at 6:00 PM; in San Lorenzo it is 5:00 PM at that moment.
When is a good time to call San Lorenzo from Sao Paulo?
Between 10:00 AM and 6:00 PM in Sao Paulo – that is 9:00 AM to 5:00 PM in San Lorenzo – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in San Lorenzo compared with Sao Paulo?
The new day starts in San Lorenzo later: until 1:00 AM in Sao Paulo, it is still the previous day there. From 11:00 PM in San Lorenzo, Sao Paulo is already on the next day.
Does the time difference between Sao Paulo and San Lorenzo change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
