Porto to Osasco: time difference
Osasco is 3 h behind Porto. 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.
Porto 02:26 2:26 AM Osasco 23:26 11:26 PM You –:–
02:26 2:26 AM
Western European Standard Time · UTC+0
☀️ 07:12 · 🌙 17:26
23:26 11:26 PM
Brasilia Standard Time · UTC-3
☀️ 05:20 · 🌙 18:23
·
−3 h
Osasco is 3 h behind Porto.
When you, Porto and Osasco 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
🇧🇷 Osasco
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 | 🇧🇷 Osasco |
|---|---|---|
| Local time | 02:26 | 23:26 |
| Local date | Friday, November 6, 2026 | Thursday, November 5, 2026 |
| Time zone | Western European Standard Time | Brasilia Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Porto | — | −3 h |
| IANA zone | Europe/Lisbon | America/Sao Paulo |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | Not observed |
| Sunrise | 07:12 | 05:20 |
| Sunset | 17:26 | 18:23 |
| Daylight | 10 h 14 min | 13 h 4 min |
| People on this clock | 231,828 | 728,615 |
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 Osasco: common questions
How far behind Porto is Osasco?
Osasco is 3 hours behind Porto: UTC−3 against UTC+0.
If it is 9:00 AM in Porto, what time is it in Osasco?
At 9:00 AM in Porto, clocks in Osasco show 6:00 AM.
What time is it in Osasco when it is 6:00 PM in Porto?
When it is 6:00 PM in Porto, it is 3:00 PM in Osasco.
When do working hours in Porto and in Osasco 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 Osasco.
When is it still the previous day in Osasco?
Until 3:00 AM in Porto it is still the previous day in Osasco. The other way round, from 9:00 PM in Osasco it is already the next day in Porto.
Is the time difference between Porto and Osasco the same all year?
No. Only Porto switches to summer time, so the gap changes twice a year. From March 28, 2027, Osasco will be 4 hours behind Porto.
