Porto to Jacareí: time difference
Jacareí 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 12:51 12:51 PM Jacareí 09:51 9:51 AM You –:–
12:51 12:51 PM
Western European Standard Time · UTC+0
☀️ 07:12 · 🌙 17:26
09:51 9:51 AM
Brasilia Standard Time · UTC-3
☀️ 05:16 · 🌙 18:20
·
−3 h
Jacareí is 3 h behind Porto.
When you, Porto and Jacareí 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
🇧🇷 Jacareí
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 | 🇧🇷 Jacareí |
|---|---|---|
| Local time | 12:51 | 09:51 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 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 | 05:16 |
| Sunset | 17:26 | 18:20 |
| Daylight | 10 h 14 min | 13 h 4 min |
| People on this clock | 231,828 | 240,275 |
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 Jacareí: common questions
How far behind Porto is Jacareí?
Jacareí is 3 hours behind Porto: UTC−3 against UTC+0.
If it is 9:00 AM in Porto, what time is it in Jacareí?
At 9:00 AM in Porto, clocks in Jacareí show 6:00 AM.
What time is it in Jacareí at the end of the working day in Porto?
The working day in Porto ends at 6:00 PM; in Jacareí it is 3:00 PM at that moment.
Is there a time when both Porto and Jacareí are at work?
Yes: from 12:00 PM to 6:00 PM in Porto (9:00 AM to 3:00 PM in Jacareí), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Jacareí?
Until 3:00 AM in Porto it is still the previous day in Jacareí. The other way round, from 9:00 PM in Jacareí it is already the next day in Porto.
Is the time difference between Porto and Jacareí the same all year?
No. Only Porto switches to summer time, so the gap changes twice a year. From March 28, 2027, Jacareí will be 4 hours behind Porto.
