Santiago to Portsmouth: time difference
Portsmouth is 1 h behind Santiago. 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.
Santiago 06:58 6:58 AM Portsmouth 05:58 5:58 AM You –:–
06:58 6:58 AM
Chile Summer Time · UTC-3
☀️ 07:09 · 🌙 19:52
05:58 5:58 AM
Atlantic Standard Time · UTC-4
☀️ 05:57 · 🌙 17:50
·
−1 h
Portsmouth is 1 h behind Santiago.
When you, Santiago and Portsmouth are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇱 Santiago
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
🇩🇲 Portsmouth
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 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇱 Santiago | 🇩🇲 Portsmouth |
|---|---|---|
| Local time | 06:58 | 05:58 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Chile Summer Time | Atlantic Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Santiago | — | −1 h |
| IANA zone | America/Santiago | America/Dominica |
| Daylight saving | On summer time → UTC-4, Apr 3, 23:00 | Not observed |
| Sunrise | 07:09 | 05:57 |
| Sunset | 19:52 | 17:50 |
| Daylight | 12 h 43 min | 11 h 52 min |
| People on this clock | 6,139,087 | 3,633 |
Compare Santiago with another city
More comparisons with Santiago: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Santiago and Portsmouth: common questions
How far behind Santiago is Portsmouth?
Portsmouth is 1 hour behind Santiago: UTC−4 against UTC−3.
What time is it in Portsmouth at the start of the working day in Santiago?
The working day in Santiago starts at 9:00 AM; in Portsmouth it is 8:00 AM at that moment.
What time is it in Portsmouth when it is 6:00 PM in Santiago?
When it is 6:00 PM in Santiago, it is 5:00 PM in Portsmouth.
When is a good time to call Portsmouth from Santiago?
Between 10:00 AM and 6:00 PM in Santiago – that is 9:00 AM to 5:00 PM in Portsmouth – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Portsmouth compared with Santiago?
The new day starts in Portsmouth later: until 1:00 AM in Santiago, it is still the previous day there. From 11:00 PM in Portsmouth, Santiago is already on the next day.
Is the time difference between Santiago and Portsmouth the same all year?
No. Only Santiago switches to summer time, so the gap changes twice a year. From April 3, 2027, Portsmouth and Santiago will have the same time.
