Rapid City, SD to Phuket: time difference
Phuket is 13 h ahead of Rapid City, SD. 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.
Rapid City, SD 11:53 11:53 AM Phuket 00:53 12:53 AM You –:–
11:53 11:53 AM
Mountain Daylight Time · UTC-6
☀️ 07:13 · 🌙 18:04
00:53 12:53 AM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:10
·
+13 h
Phuket is 13 h ahead of Rapid City, SD.
When you, Rapid City, SD and Phuket are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Rapid City, SD
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
🇹🇭 Phuket
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 | 🇺🇸 Rapid City, SD | 🇹🇭 Phuket |
|---|---|---|
| Local time | 11:53 | 00:53 |
| Local date | Monday, October 19, 2026 | Tuesday, October 20, 2026 |
| Time zone | Mountain Daylight Time | Indochina Time |
| UTC offset | UTC-6 | UTC+7 |
| Offset from Rapid City, SD | — | +13 h |
| IANA zone | America/Denver | Asia/Bangkok |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:13 | 06:14 |
| Sunset | 18:04 | 18:10 |
| Daylight | 10 h 51 min | 11 h 55 min |
| People on this clock | 74,703 | 79,308 |
Compare Rapid City, SD with another city
More comparisons with Rapid City, SD: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rapid City, SD and Phuket: common questions
How many hours ahead of Rapid City, SD, is Phuket?
The clocks in Phuket are 13 hours ahead of those in Rapid City (UTC+7 and UTC−6).
What time is it in Phuket when it is 9:00 AM in Rapid City, SD?
When it is 9:00 AM in Rapid City, it is 10:00 PM in Phuket.
What time is it in Phuket when it is 6:00 PM in Rapid City, SD?
When it is 6:00 PM in Rapid City, it is 7:00 AM (the next day) in Phuket.
Is there a time when both Rapid City, SD, and Phuket are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Rapid City at 9:00 AM, it is 10:00 PM in Phuket; the day in Phuket starts at 8:00 PM (the previous day) in Rapid City time.
When does the date change in Phuket compared with Rapid City, SD?
The new day starts in Phuket earlier: at 11:00 AM in Rapid City it is already midnight there. Until 1:00 PM in Phuket, Rapid City is still on the previous day.
Does the time difference between Rapid City, SD, and Phuket change?
Yes. The clocks change only in Rapid City. From November 1, 2026, Phuket will be 14 hours ahead of Rapid City.
