Osasco to Porto: time difference
Porto is 3 h ahead of Osasco. 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.
Osasco 20:46 8:46 PM Porto 23:46 11:46 PM You –:–
20:46 8:46 PM
Brasilia Standard Time · UTC-3
☀️ 05:20 · 🌙 18:23
23:46 11:46 PM
Western European Standard Time · UTC+0
☀️ 07:11 · 🌙 17:27
·
+3 h
Porto is 3 h ahead of Osasco.
When you, Osasco and Porto are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇷 Osasco
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
🇵🇹 Porto
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 1 1 AM 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Osasco | 🇵🇹 Porto |
|---|---|---|
| Local time | 20:46 | 23:46 |
| Local date | Thursday, November 5, 2026 | Thursday, November 5, 2026 |
| Time zone | Brasilia Standard Time | Western European Standard Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from Osasco | — | +3 h |
| IANA zone | America/Sao Paulo | Europe/Lisbon |
| Daylight saving | Not observed | On standard time → UTC+1, Mar 28, 02:00 |
| Sunrise | 05:20 | 07:11 |
| Sunset | 18:23 | 17:27 |
| Daylight | 13 h 4 min | 10 h 16 min |
| People on this clock | 728,615 | 231,828 |
Compare Osasco with another city
More comparisons with Osasco: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Osasco and Porto: common questions
How many hours ahead of Osasco is Porto?
The clocks in Porto are 3 hours ahead of those in Osasco (UTC+0 and UTC−3).
What time is it in Porto at the start of the working day in Osasco?
The working day in Osasco starts at 9:00 AM; in Porto it is 12:00 PM at that moment.
What time is it in Porto at the end of the working day in Osasco?
The working day in Osasco ends at 6:00 PM; in Porto it is 9:00 PM at that moment.
When do working hours in Osasco and in Porto overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in Osasco, which is 12:00 PM to 6:00 PM in Porto.
When does the date change in Porto compared with Osasco?
The new day starts in Porto earlier: at 9:00 PM in Osasco it is already midnight there. Until 3:00 AM in Porto, Osasco is still on the previous day.
Is the time difference between Osasco and Porto the same all year?
No. Only Porto switches to summer time, so the gap changes twice a year. From March 28, 2027, Porto will be 4 hours ahead of Osasco.
