Porto to Rio Grande: time difference
Rio Grande 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 02:44 2:44 AM Rio Grande 23:44 11:44 PM You –:–
02:44 2:44 AM
Western European Standard Time · UTC+0
☀️ 07:13 · 🌙 17:25
23:44 11:44 PM
Brasilia Standard Time · UTC-3
☀️ 05:27 · 🌙 18:58
·
−3 h
Rio Grande is 3 h behind Porto.
When you, Porto and Rio Grande 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
🇧🇷 Rio Grande
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 | 🇧🇷 Rio Grande |
|---|---|---|
| Local time | 02:44 | 23:44 |
| Local date | Saturday, November 7, 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 | 07:13 | 05:27 |
| Sunset | 17:25 | 18:58 |
| Daylight | 10 h 12 min | 13 h 31 min |
| People on this clock | 231,828 | 198,935 |
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 Rio Grande: common questions
What is the time difference between Porto and Rio Grande?
Rio Grande is 3 hours behind: it uses UTC−3, while Porto is on UTC+0.
What time is it in Rio Grande when it is 9:00 AM in Porto?
When it is 9:00 AM in Porto, it is 6:00 AM in Rio Grande.
If it is 6:00 PM in Porto, what time is it in Rio Grande?
At 6:00 PM in Porto, clocks in Rio Grande show 3:00 PM.
When is a good time to call Rio Grande from Porto?
Between 12:00 PM and 6:00 PM in Porto – that is 9:00 AM to 3:00 PM in Rio Grande – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Rio Grande?
Until 3:00 AM in Porto it is still the previous day in Rio Grande. The other way round, from 9:00 PM in Rio Grande it is already the next day in Porto.
Is the time difference between Porto and Rio Grande the same all year?
No. Only Porto switches to summer time, so the gap changes twice a year. From March 28, 2027, Rio Grande will be 4 hours behind Porto.
