Da Nang to Rapid City, SD: time difference
Rapid City, SD is 13 h behind Da Nang. 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.
Da Nang 00:53 12:53 AM Rapid City, SD 11:53 11:53 AM You –:–
00:53 12:53 AM
Indochina Time · UTC+7
☀️ 05:41 · 🌙 17:24
11:53 11:53 AM
Mountain Daylight Time · UTC-6
☀️ 07:13 · 🌙 18:04
·
−13 h
Rapid City, SD is 13 h behind Da Nang.
When you, Da Nang and Rapid City, SD 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
🇺🇸 Rapid City, SD
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 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
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Time zones side by side
| Detail | 🇻🇳 Da Nang | 🇺🇸 Rapid City, SD |
|---|---|---|
| Local time | 00:53 | 11:53 |
| Local date | Tuesday, October 20, 2026 | Monday, October 19, 2026 |
| Time zone | Indochina Time | Mountain Daylight Time |
| UTC offset | UTC+7 | UTC-6 |
| Offset from Da Nang | — | −13 h |
| IANA zone | Asia/Ho Chi Minh | America/Denver |
| Daylight saving | Not observed | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 05:41 | 07:13 |
| Sunset | 17:24 | 18:04 |
| Daylight | 11 h 43 min | 10 h 51 min |
| People on this clock | 1,245,200 | 74,703 |
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 Rapid City, SD: common questions
How far behind Da Nang is Rapid City, SD?
Rapid City is 13 hours behind Da Nang: UTC−6 against UTC+7.
What time is it in Rapid City, SD, at the start of the working day in Da Nang?
The working day in Da Nang starts at 9:00 AM; in Rapid City it is 8:00 PM (the previous day) at that moment.
What time is it in Rapid City, SD, when it is 6:00 PM in Da Nang?
When it is 6:00 PM in Da Nang, it is 5:00 AM in Rapid City.
When do working hours in Da Nang and in Rapid City, SD, overlap?
They don't: there are no shared working hours. The start of the day in Da Nang (9:00 AM) is 8:00 PM (the previous day) in Rapid City, and the start of the day in Rapid City is 10:00 PM in Da Nang.
When is it still the previous day in Rapid City, SD?
Until 1:00 PM in Da Nang it is still the previous day in Rapid City. The other way round, from 11:00 AM in Rapid City it is already the next day in Da Nang.
Is the time difference between Da Nang and Rapid City, SD, the same all year?
No. Only Rapid City switches to summer time, so the gap changes twice a year. From November 1, 2026, Rapid City will be 14 hours behind Da Nang.
