Colonia to Porto: time difference
Porto is 3 h ahead of Colonia. 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.
Colonia 00:29 12:29 AM Porto 03:29 3:29 AM You –:–
00:29 12:29 AM
Uruguay Standard Time · UTC-3
☀️ 05:47 · 🌙 19:24
03:29 3:29 AM
Western European Standard Time · UTC+0
☀️ 07:12 · 🌙 17:26
·
+3 h
Porto is 3 h ahead of Colonia.
When you, Colonia 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
🇺🇾 Colonia
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 | 🇺🇾 Colonia | 🇵🇹 Porto |
|---|---|---|
| Local time | 00:29 | 03:29 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Uruguay Standard Time | Western European Standard Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from Colonia | — | +3 h |
| IANA zone | America/Montevideo | Europe/Lisbon |
| Daylight saving | Not observed | On standard time → UTC+1, Mar 28, 02:00 |
| Sunrise | 05:47 | 07:12 |
| Sunset | 19:24 | 17:26 |
| Daylight | 13 h 37 min | 10 h 14 min |
| People on this clock | 26,231 | 231,828 |
Compare Colonia with another city
More comparisons with Colonia: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Colonia and Porto: common questions
How far ahead of Colonia is Porto?
Porto is 3 hours ahead of Colonia: UTC+0 against UTC−3.
What time is it in Porto when it is 9:00 AM in Colonia?
When it is 9:00 AM in Colonia, it is 12:00 PM in Porto.
If it is 6:00 PM in Colonia, what time is it in Porto?
At 6:00 PM in Colonia, clocks in Porto show 9:00 PM.
When is a good time to call Porto from Colonia?
Between 9:00 AM and 3:00 PM in Colonia – that is 12:00 PM to 6:00 PM in Porto – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Porto?
From 9:00 PM in Colonia it is already the next day in Porto. The other way round, until 3:00 AM in Porto it is still the previous day in Colonia.
Does the time difference between Colonia and Porto change?
Yes. The clocks change only in Porto. From March 28, 2027, Porto will be 4 hours ahead of Colonia.
