Guyancourt to Da Nang: time difference
Da Nang is 5 h ahead of Guyancourt. 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.
Guyancourt 02:44 2:44 AM Da Nang 07:44 7:44 AM You –:–
02:44 2:44 AM
Central European Summer Time · UTC+2
☀️ 08:21 · 🌙 18:53
07:44 7:44 AM
Indochina Time · UTC+7
☀️ 05:41 · 🌙 17:24
·
+5 h
Da Nang is 5 h ahead of Guyancourt.
When you, Guyancourt and Da Nang 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
🇻🇳 Da Nang
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 3 3 AM 4 4 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇫🇷 Guyancourt | 🇻🇳 Da Nang |
|---|---|---|
| Local time | 02:44 | 07:44 |
| Local date | Wednesday, October 21, 2026 | Wednesday, October 21, 2026 |
| Time zone | Central European Summer Time | Indochina Time |
| UTC offset | UTC+2 | UTC+7 |
| Offset from Guyancourt | — | +5 h |
| IANA zone | Europe/Paris | Asia/Ho Chi Minh |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 08:21 | 05:41 |
| Sunset | 18:53 | 17:24 |
| Daylight | 10 h 32 min | 11 h 43 min |
| People on this clock | 29,406 | 1,245,200 |
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 Da Nang: common questions
How many hours ahead of Guyancourt is Da Nang?
The clocks in Da Nang are 5 hours ahead of those in Guyancourt (UTC+7 and UTC+2).
What time is it in Da Nang at the start of the working day in Guyancourt?
The working day in Guyancourt starts at 9:00 AM; in Da Nang it is 2:00 PM at that moment.
What time is it in Da Nang when it is 6:00 PM in Guyancourt?
When it is 6:00 PM in Guyancourt, it is 11:00 PM in Da Nang.
When do working hours in Guyancourt and in Da Nang overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 1:00 PM in Guyancourt, which is 2:00 PM to 6:00 PM in Da Nang.
When does the date change in Da Nang compared with Guyancourt?
The new day starts in Da Nang earlier: at 7:00 PM in Guyancourt it is already midnight there. Until 5:00 AM in Da Nang, Guyancourt is still on the previous day.
Does the time gap between Guyancourt and Da Nang change during the year?
Yes – daylight saving time is used in Guyancourt but not in Da Nang. From October 25, 2026, Da Nang will be 6 hours ahead of Guyancourt.
