Porto to Southampton: time difference
Southampton 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 03:06 3:06 AM Southampton 00:06 12:06 AM You –:–
03:06 3:06 AM
Western European Standard Time · UTC+0
☀️ 06:58 · 🌙 17:41
00:06 12:06 AM
Atlantic Daylight Time · UTC-3
☀️ 07:30 · 🌙 18:38
·
−3 h
Southampton is 3 h behind Porto.
When you, Porto and Southampton 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
🇧🇲 Southampton
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 | 🇧🇲 Southampton |
|---|---|---|
| Local time | 03:06 | 00:06 |
| Local date | Sunday, October 25, 2026 | Sunday, October 25, 2026 |
| Time zone | Western European Standard Time | Atlantic Daylight Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Porto | — | −3 h |
| IANA zone | Europe/Lisbon | Atlantic/Bermuda |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | On summer time → UTC-4, Nov 1, 01:00 |
| Sunrise | 06:58 | 07:30 |
| Sunset | 17:41 | 18:38 |
| Daylight | 10 h 43 min | 11 h 8 min |
| People on this clock | 231,828 | 6,260 |
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 Southampton: common questions
What is the time difference between Porto and Southampton?
Southampton is 3 hours behind: it uses UTC−3, while Porto is on UTC+0.
What time is it in Southampton at the start of the working day in Porto?
The working day in Porto starts at 9:00 AM; in Southampton it is 6:00 AM at that moment.
What time is it in Southampton when it is 6:00 PM in Porto?
When it is 6:00 PM in Porto, it is 3:00 PM in Southampton.
When do working hours in Porto and in Southampton 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 Southampton.
Until what time in Porto is it still yesterday in Southampton?
Before 3:00 AM in Porto, the date in Southampton has not changed yet. From 9:00 PM in Southampton, it is already the next day in Porto.
Does the time difference between Porto and Southampton change?
Yes. Both places change their clocks, but on different dates. From November 1, 2026, Southampton will be 4 hours behind Porto.
