Porto to Santa Maria: time difference
Santa Maria 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 12:36 12:36 PM Santa Maria 09:36 9:36 AM You –:–
12:36 12:36 PM
Western European Standard Time · UTC+0
☀️ 07:12 · 🌙 17:26
09:36 9:36 AM
Brasilia Standard Time · UTC-3
☀️ 05:38 · 🌙 19:01
·
−3 h
Santa Maria is 3 h behind Porto.
When you, Porto and Santa Maria 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
🇧🇷 Santa Maria
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 | 🇧🇷 Santa Maria |
|---|---|---|
| Local time | 12:36 | 09:36 |
| 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 | 05:38 |
| Sunset | 17:26 | 19:01 |
| Daylight | 10 h 14 min | 13 h 23 min |
| People on this clock | 231,828 | 271,735 |
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 Santa Maria: common questions
What is the time difference between Porto and Santa Maria?
Santa Maria is 3 hours behind: it uses UTC−3, while Porto is on UTC+0.
If it is 9:00 AM in Porto, what time is it in Santa Maria?
At 9:00 AM in Porto, clocks in Santa Maria show 6:00 AM.
If it is 6:00 PM in Porto, what time is it in Santa Maria?
At 6:00 PM in Porto, clocks in Santa Maria show 3:00 PM.
When do working hours in Porto and in Santa Maria 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 Santa Maria.
When is it still the previous day in Santa Maria?
Until 3:00 AM in Porto it is still the previous day in Santa Maria. The other way round, from 9:00 PM in Santa Maria it is already the next day in Porto.
Does the time difference between Porto and Santa Maria change?
Yes. The clocks change only in Porto. From March 28, 2027, Santa Maria will be 4 hours behind Porto.
