Castle Rock, CO to Da Nang: time difference
Da Nang is 13 h ahead of Castle Rock, CO. 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.
Castle Rock, CO 12:16 12:16 PM Da Nang 01:16 1:16 AM You –:–
12:16 12:16 PM
Mountain Daylight Time · UTC-6
☀️ 07:05 · 🌙 18:29
01:16 1:16 AM
Indochina Time · UTC+7
☀️ 05:39 · 🌙 17:30
·
+13 h
Da Nang is 13 h ahead of Castle Rock, CO.
When you, Castle Rock, CO 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
🇺🇸 Castle Rock, CO
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
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 11 11 AM 12 12 PM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Castle Rock, CO | 🇻🇳 Da Nang |
|---|---|---|
| Local time | 12:16 | 01:16 |
| Local date | Saturday, October 10, 2026 | Sunday, October 11, 2026 |
| Time zone | Mountain Daylight Time | Indochina Time |
| UTC offset | UTC-6 | UTC+7 |
| Offset from Castle Rock, CO | — | +13 h |
| IANA zone | America/Denver | Asia/Ho Chi Minh |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:05 | 05:39 |
| Sunset | 18:29 | 17:30 |
| Daylight | 11 h 25 min | 11 h 51 min |
| People on this clock | 73,158 | 1,245,200 |
Compare Castle Rock, CO with another city
More comparisons with Castle Rock, CO: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Castle Rock, CO and Da Nang: common questions
How many hours ahead of Castle Rock, CO, is Da Nang?
The clocks in Da Nang are 13 hours ahead of those in Castle Rock (UTC+7 and UTC−6).
What time is it in Da Nang when it is 9:00 AM in Castle Rock, CO?
When it is 9:00 AM in Castle Rock, it is 10:00 PM in Da Nang.
What time is it in Da Nang when it is 6:00 PM in Castle Rock, CO?
When it is 6:00 PM in Castle Rock, it is 7:00 AM (the next day) in Da Nang.
When do working hours in Castle Rock, CO, and in Da Nang overlap?
They don't: there are no shared working hours. The start of the day in Castle Rock (9:00 AM) is 10:00 PM in Da Nang, and the start of the day in Da Nang is 8:00 PM (the previous day) in Castle Rock.
When is it already the next day in Da Nang?
From 11:00 AM in Castle Rock, CO, it is already the next day in Da Nang. The other way round, until 1:00 PM in Da Nang it is still the previous day in Castle Rock.
Does the time gap between Castle Rock, CO, and Da Nang change during the year?
Yes – daylight saving time is used in Castle Rock but not in Da Nang. From November 1, 2026, Da Nang will be 14 hours ahead of Castle Rock.
