🇧🇷 Sao Joao da Boa Vista, Brazil
36
- Brasilia Standard Time
- UTC-3
- Night
☀️ 05:21 · 🌙 18:22 · 13 h 1 min
Sao Joao da Boa Vista to Porto: time difference
Porto is 3 h ahead of Sao Joao da Boa Vista. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇵🇹 Porto, Portugal
36
- Western European Standard Time
- UTC+0
- Twilight
☀️ 07:12 · 🌙 17:26 · 10 h 14 min
+3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Sao Joao da Boa Vista 03:42 3:42 AM Porto 06:42 6:42 AM You –:–
03:42 3:42 AM
Brasilia Standard Time · UTC-3
☀️ 05:21 · 🌙 18:22
06:42 6:42 AM
Western European Standard Time · UTC+0
☀️ 07:12 · 🌙 17:26
·
+3 h
Porto is 3 h ahead of Sao Joao da Boa Vista.
When you, Sao Joao da Boa Vista 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
🇧🇷 Sao Joao da Boa Vista
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 | 🇧🇷 Sao Joao da Boa Vista | 🇵🇹 Porto |
|---|---|---|
| Local time | 03:42 | 06:42 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Brasilia Standard Time | Western European Standard Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from Sao Joao da Boa Vista | — | +3 h |
| IANA zone | America/Sao Paulo | Europe/Lisbon |
| Daylight saving | Not observed | On standard time → UTC+1, Mar 28, 02:00 |
| Sunrise | 05:21 | 07:12 |
| Sunset | 18:22 | 17:26 |
| Daylight | 13 h 1 min | 10 h 14 min |
| People on this clock | 92,547 | 231,828 |
Compare Sao Joao da Boa Vista with another city
More comparisons with Sao Joao da Boa Vista: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Sao Joao da Boa Vista and Porto: common questions
What is the time difference between Sao Joao da Boa Vista and Porto?
Porto is 3 hours ahead: it uses UTC+0, while Sao Joao da Boa Vista is on UTC−3.
What time is it in Porto when it is 9:00 AM in Sao Joao da Boa Vista?
When it is 9:00 AM in Sao Joao da Boa Vista, it is 12:00 PM in Porto.
If it is 6:00 PM in Sao Joao da Boa Vista, what time is it in Porto?
At 6:00 PM in Sao Joao da Boa Vista, clocks in Porto show 9:00 PM.
When do working hours in Sao Joao da Boa Vista and in Porto overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in Sao Joao da Boa Vista, which is 12:00 PM to 6:00 PM in Porto.
From what time in Sao Joao da Boa Vista is it tomorrow in Porto?
Once it is 9:00 PM in Sao Joao da Boa Vista, the date in Porto has already changed. Until 3:00 AM in Porto, it is still the previous day in Sao Joao da Boa Vista.
Is the time difference between Sao Joao da Boa Vista 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 Sao Joao da Boa Vista.
