Thornton, CO to Phuket: time difference
Phuket is 13 h ahead of Thornton, 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.
Thornton, CO 13:29 1:29 PM Phuket 02:29 2:29 AM You –:–
13:29 1:29 PM
Mountain Daylight Time · UTC-6
☀️ 07:14 · 🌙 18:17
02:29 2:29 AM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:10
·
+13 h
Phuket is 13 h ahead of Thornton, CO.
When you, Thornton, CO 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
🇺🇸 Thornton, 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
🇹🇭 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 | 🇺🇸 Thornton, CO | 🇹🇭 Phuket |
|---|---|---|
| Local time | 13:29 | 02:29 |
| Local date | Sunday, October 18, 2026 | Monday, October 19, 2026 |
| Time zone | Mountain Daylight Time | Indochina Time |
| UTC offset | UTC-6 | UTC+7 |
| Offset from Thornton, CO | — | +13 h |
| IANA zone | America/Denver | Asia/Bangkok |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:14 | 06:14 |
| Sunset | 18:17 | 18:10 |
| Daylight | 11 h 3 min | 11 h 56 min |
| People on this clock | 139,478 | 79,308 |
Compare Thornton, CO with another city
More comparisons with Thornton, CO: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Thornton, CO and Phuket: common questions
How many hours ahead of Thornton, CO, is Phuket?
The clocks in Phuket are 13 hours ahead of those in Thornton (UTC+7 and UTC−6).
If it is 9:00 AM in Thornton, CO, what time is it in Phuket?
At 9:00 AM in Thornton, clocks in Phuket show 10:00 PM.
What time is it in Phuket at the end of the working day in Thornton, CO?
The working day in Thornton ends at 6:00 PM; in Phuket it is 7:00 AM (the next day) at that moment.
When do working hours in Thornton, CO, and in Phuket overlap?
They don't: there are no shared working hours. The start of the day in Thornton (9:00 AM) is 10:00 PM in Phuket, and the start of the day in Phuket is 8:00 PM (the previous day) in Thornton.
When does the date change in Phuket compared with Thornton, CO?
The new day starts in Phuket earlier: at 11:00 AM in Thornton it is already midnight there. Until 1:00 PM in Phuket, Thornton is still on the previous day.
Does the time difference between Thornton, CO, and Phuket change?
Yes. The clocks change only in Thornton. From November 1, 2026, Phuket will be 14 hours ahead of Thornton.
