Porto to San Lorenzo: time difference
San Lorenzo is 3 h behind Porto. Live clocks for both, the working hours they share, and how each one sits against your own time.
−3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Porto 22:15 10:15 PM San Lorenzo 19:15 7:15 PM You –:–
22:15 10:15 PM
Western European Standard Time · UTC+0
☀️ 07:11 · 🌙 17:27
19:15 7:15 PM
Paraguay Standard Time · UTC-3
☀️ 06:00 · 🌙 19:09
·
−3 h
San Lorenzo is 3 h behind Porto.
When you, Porto 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
🇵🇹 Porto
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
21 9 PM 22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Porto | 🇵🇾 San Lorenzo |
|---|---|---|
| Local time | 22:15 | 19:15 |
| Local date | Thursday, November 5, 2026 | Thursday, November 5, 2026 |
| Time zone | Western European Standard Time | Paraguay Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Porto | — | −3 h |
| IANA zone | Europe/Lisbon | America/Asuncion |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | Not observed |
| Sunrise | 07:11 | 06:00 |
| Sunset | 17:27 | 19:09 |
| Daylight | 10 h 16 min | 13 h 9 min |
| People on this clock | 231,828 | 489,000 |
Compare Porto with another city
More comparisons with Porto: the time zones next to it and the far side of the clock.
Big time differences
Porto and San Lorenzo: common questions
How far behind Porto is San Lorenzo?
San Lorenzo is 3 hours behind Porto: UTC−3 against UTC+0.
What time is it in San Lorenzo when it is 9:00 AM in Porto?
When it is 9:00 AM in Porto, it is 6:00 AM in San Lorenzo.
What time is it in San Lorenzo at the end of the working day in Porto?
The working day in Porto ends at 6:00 PM; in San Lorenzo it is 3:00 PM at that moment.
When do working hours in Porto and in San Lorenzo overlap?
Working hours (9:00 AM–6:00 PM) overlap from 12:00 PM to 6:00 PM in Porto, which is 9:00 AM to 3:00 PM in San Lorenzo.
When is it still the previous day in San Lorenzo?
Until 3:00 AM in Porto it is still the previous day in San Lorenzo. The other way round, from 9:00 PM in San Lorenzo it is already the next day in Porto.
Is the time difference between Porto and San Lorenzo the same all year?
No. Only Porto switches to summer time, so the gap changes twice a year. From March 28, 2027, San Lorenzo will be 4 hours behind Porto.
