🇿🇦 Cape Town, South Africa
46
- South Africa Standard Time
- UTC+2
- Night
☀️ 06:03 · 🌙 19:01 · 12 h 58 min
Cape Town to Portsmouth: time difference
Portsmouth is 1 h behind Cape Town. Live clocks for both, the working hours they share, and how each one sits against your own time.
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Cape Town 23:54 11:54 PM Portsmouth 22:54 10:54 PM You –:–
23:54 11:54 PM
South Africa Standard Time · UTC+2
☀️ 06:03 · 🌙 19:01
22:54 10:54 PM
British Summer Time · UTC+1
☀️ 07:31 · 🌙 18:10
·
−1 h
Portsmouth is 1 h behind Cape Town.
When you, Cape Town 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
🇿🇦 Cape Town
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 | 🇿🇦 Cape Town | 🇬🇧 Portsmouth |
|---|---|---|
| Local time | 23:54 | 22:54 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | South Africa Standard Time | British Summer Time |
| UTC offset | UTC+2 | UTC+1 |
| Offset from Cape Town | — | −1 h |
| IANA zone | Africa/Johannesburg | Europe/London |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:03 | 07:31 |
| Sunset | 19:01 | 18:10 |
| Daylight | 12 h 58 min | 10 h 39 min |
| People on this clock | 3,740,026 | 198,974 |
Compare Cape Town with another city
More comparisons with Cape Town: the time zones next to it and the far side of the clock.
Big time differences
Cape Town and Portsmouth: common questions
How far behind Cape Town is Portsmouth?
Portsmouth is 1 hour behind Cape Town: UTC+1 against UTC+2.
What time is it in Portsmouth when it is 9:00 AM in Cape Town?
When it is 9:00 AM in Cape Town, it is 8:00 AM in Portsmouth.
What time is it in Portsmouth at the end of the working day in Cape Town?
The working day in Cape Town ends at 6:00 PM; in Portsmouth it is 5:00 PM at that moment.
When do working hours in Cape Town and in Portsmouth overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Cape Town, which is 9:00 AM to 5:00 PM in Portsmouth.
When does the date change in Portsmouth compared with Cape Town?
The new day starts in Portsmouth later: until 1:00 AM in Cape Town, it is still the previous day there. From 11:00 PM in Portsmouth, Cape Town is already on the next day.
Is the time difference between Cape Town and Portsmouth the same all year?
No. Only Portsmouth switches to summer time, so the gap changes twice a year. From October 25, 2026, Portsmouth will be 2 hours behind Cape Town.
