Guyancourt to Cape Town: time difference
Cape Town is 1 h ahead of Guyancourt. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇿🇦 Cape Town, South Africa
47
- South Africa Standard Time
- UTC+2
- Night
☀️ 05:42 · 🌙 19:19 · 13 h 37 min
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Guyancourt 00:53 12:53 AM Cape Town 01:53 1:53 AM You –:–
00:53 12:53 AM
Central European Standard Time · UTC+1
☀️ 07:47 · 🌙 17:26
01:53 1:53 AM
South Africa Standard Time · UTC+2
☀️ 05:42 · 🌙 19:19
·
+1 h
Cape Town is 1 h ahead of Guyancourt.
When you, Guyancourt and Cape Town are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇫🇷 Guyancourt
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
🇿🇦 Cape Town
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇫🇷 Guyancourt | 🇿🇦 Cape Town |
|---|---|---|
| Local time | 00:53 | 01:53 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Central European Standard Time | South Africa Standard Time |
| UTC offset | UTC+1 | UTC+2 |
| Offset from Guyancourt | — | +1 h |
| IANA zone | Europe/Paris | Africa/Johannesburg |
| Daylight saving | On standard time → UTC+2, Mar 28, 03:00 | Not observed |
| Sunrise | 07:47 | 05:42 |
| Sunset | 17:26 | 19:19 |
| Daylight | 9 h 39 min | 13 h 37 min |
| People on this clock | 29,406 | 3,740,026 |
Compare Guyancourt with another city
More comparisons with Guyancourt: the time zones next to it and the far side of the clock.
Big time differences
Guyancourt and Cape Town: common questions
How many hours ahead of Guyancourt is Cape Town?
The clocks in Cape Town are 1 hour ahead of those in Guyancourt (UTC+2 and UTC+1).
What time is it in Cape Town when it is 9:00 AM in Guyancourt?
When it is 9:00 AM in Guyancourt, it is 10:00 AM in Cape Town.
What time is it in Cape Town when it is 6:00 PM in Guyancourt?
When it is 6:00 PM in Guyancourt, it is 7:00 PM in Cape Town.
When do working hours in Guyancourt and in Cape Town overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Guyancourt, which is 10:00 AM to 6:00 PM in Cape Town.
When does the date change in Cape Town compared with Guyancourt?
The new day starts in Cape Town earlier: at 11:00 PM in Guyancourt it is already midnight there. Until 1:00 AM in Cape Town, Guyancourt is still on the previous day.
Does the time gap between Guyancourt and Cape Town change during the year?
Yes – daylight saving time is used in Guyancourt but not in Cape Town. From March 28, 2027, Cape Town and Guyancourt will have the same time.
