Da Nang to Viana do Castelo: time difference
Viana do Castelo is 6 h behind Da Nang. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇵🇹 Viana do Castelo, Portugal
14
- Western European Summer Time
- UTC+1
- Night
☀️ 07:50 · 🌙 18:53 · 11 h 3 min
−6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Da Nang 05:12 5:12 AM Viana do Castelo 23:12 11:12 PM You –:–
05:12 5:12 AM
Indochina Time · UTC+7
☀️ 05:41 · 🌙 17:26
23:12 11:12 PM
Western European Summer Time · UTC+1
☀️ 07:50 · 🌙 18:53
·
−6 h
Viana do Castelo is 6 h behind Da Nang.
When you, Da Nang and Viana do Castelo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇻🇳 Da Nang
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
🇵🇹 Viana do Castelo
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇻🇳 Da Nang | 🇵🇹 Viana do Castelo |
|---|---|---|
| Local time | 05:12 | 23:12 |
| Local date | Sunday, October 18, 2026 | Saturday, October 17, 2026 |
| Time zone | Indochina Time | Western European Summer Time |
| UTC offset | UTC+7 | UTC+1 |
| Offset from Da Nang | — | −6 h |
| IANA zone | Asia/Ho Chi Minh | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 05:41 | 07:50 |
| Sunset | 17:26 | 18:53 |
| Daylight | 11 h 45 min | 11 h 3 min |
| People on this clock | 1,245,200 | 85,784 |
Compare Da Nang with another city
More comparisons with Da Nang: the time zones next to it and the far side of the clock.
Big time differences
Da Nang and Viana do Castelo: common questions
How many hours behind Da Nang is Viana do Castelo?
The clocks in Viana do Castelo are 6 hours behind those in Da Nang (UTC+1 and UTC+7).
What time is it in Viana do Castelo when it is 9:00 AM in Da Nang?
When it is 9:00 AM in Da Nang, it is 3:00 AM in Viana do Castelo.
What time is it in Viana do Castelo at the end of the working day in Da Nang?
The working day in Da Nang ends at 6:00 PM; in Viana do Castelo it is 12:00 PM at that moment.
When do working hours in Da Nang and in Viana do Castelo overlap?
Working hours (9:00 AM–6:00 PM) overlap from 3:00 PM to 6:00 PM in Da Nang, which is 9:00 AM to 12:00 PM in Viana do Castelo.
When does the date change in Viana do Castelo compared with Da Nang?
The new day starts in Viana do Castelo later: until 6:00 AM in Da Nang, it is still the previous day there. From 6:00 PM in Viana do Castelo, Da Nang is already on the next day.
Does the time difference between Da Nang and Viana do Castelo change?
Yes. The clocks change only in Viana do Castelo. From October 25, 2026, Viana do Castelo will be 7 hours behind Da Nang.
