Porto to Rivera: time difference
Rivera 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 02:15 2:15 AM Rivera 23:15 11:15 PM You –:–
02:15 2:15 AM
Western European Standard Time · UTC+0
☀️ 07:12 · 🌙 17:26
23:15 11:15 PM
Uruguay Standard Time · UTC-3
☀️ 05:44 · 🌙 19:09
·
−3 h
Rivera is 3 h behind Porto.
When you, Porto and Rivera 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
🇺🇾 Rivera
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 | 🇺🇾 Rivera |
|---|---|---|
| Local time | 02:15 | 23:15 |
| Local date | Friday, November 6, 2026 | Thursday, November 5, 2026 |
| Time zone | Western European Standard Time | Uruguay Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Porto | — | −3 h |
| IANA zone | Europe/Lisbon | America/Montevideo |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | Not observed |
| Sunrise | 07:12 | 05:44 |
| Sunset | 17:26 | 19:09 |
| Daylight | 10 h 14 min | 13 h 26 min |
| People on this clock | 231,828 | 64,485 |
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 Rivera: common questions
How many hours behind Porto is Rivera?
The clocks in Rivera are 3 hours behind those in Porto (UTC−3 and UTC+0).
If it is 9:00 AM in Porto, what time is it in Rivera?
At 9:00 AM in Porto, clocks in Rivera show 6:00 AM.
What time is it in Rivera at the end of the working day in Porto?
The working day in Porto ends at 6:00 PM; in Rivera it is 3:00 PM at that moment.
When is a good time to call Rivera from Porto?
Between 12:00 PM and 6:00 PM in Porto – that is 9:00 AM to 3:00 PM in Rivera – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Porto is it still yesterday in Rivera?
Before 3:00 AM in Porto, the date in Rivera has not changed yet. From 9:00 PM in Rivera, it is already the next day in Porto.
Is the time difference between Porto and Rivera the same all year?
No. Only Porto switches to summer time, so the gap changes twice a year. From March 28, 2027, Rivera will be 4 hours behind Porto.
