Casper, WY to Da Nang: time difference
Da Nang is 13 h ahead of Casper, WY. 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.
Casper, WY 09:59 9:59 AM Da Nang 22:59 10:59 PM You –:–
09:59 9:59 AM
Mountain Daylight Time · UTC-6
☀️ 07:23 · 🌙 18:19
22:59 10:59 PM
Indochina Time · UTC+7
☀️ 05:41 · 🌙 17:26
·
+13 h
Da Nang is 13 h ahead of Casper, WY.
When you, Casper, WY 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
🇺🇸 Casper, WY
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 | 🇺🇸 Casper, WY | 🇻🇳 Da Nang |
|---|---|---|
| Local time | 09:59 | 22:59 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Mountain Daylight Time | Indochina Time |
| UTC offset | UTC-6 | UTC+7 |
| Offset from Casper, WY | — | +13 h |
| IANA zone | America/Denver | Asia/Ho Chi Minh |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:23 | 05:41 |
| Sunset | 18:19 | 17:26 |
| Daylight | 10 h 57 min | 11 h 45 min |
| People on this clock | 58,763 | 1,245,200 |
Compare Casper, WY with another city
More comparisons with Casper, WY: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Casper, WY and Da Nang: common questions
How many hours ahead of Casper, WY, is Da Nang?
The clocks in Da Nang are 13 hours ahead of those in Casper (UTC+7 and UTC−6).
What time is it in Da Nang when it is 9:00 AM in Casper, WY?
When it is 9:00 AM in Casper, it is 10:00 PM in Da Nang.
What time is it in Da Nang when it is 6:00 PM in Casper, WY?
When it is 6:00 PM in Casper, it is 7:00 AM (the next day) in Da Nang.
When is a good time to call Da Nang from Casper, WY?
Working hours (9:00 AM–6:00 PM) in Casper and in Da Nang do not overlap. At 9:00 AM in Casper it is 10:00 PM in Da Nang; when the working day starts in Da Nang, it is 8:00 PM (the previous day) in Casper.
From what time in Casper, WY, is it tomorrow in Da Nang?
Once it is 11:00 AM in Casper, the date in Da Nang has already changed. Until 1:00 PM in Da Nang, it is still the previous day in Casper.
Is the time difference between Casper, WY, and Da Nang the same all year?
No. Only Casper switches to summer time, so the gap changes twice a year. From November 1, 2026, Da Nang will be 14 hours ahead of Casper.
