Phuket to Watertown, SD: time difference
Watertown, SD is 12 h behind Phuket. 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.
Phuket 00:10 12:10 AM Watertown, SD 12:10 12:10 PM You –:–
00:10 12:10 AM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:10
12:10 12:10 PM
Central Daylight Time · UTC-5
☀️ 07:50 · 🌙 18:38
·
−12 h
Watertown, SD is 12 h behind Phuket.
When you, Phuket and Watertown, 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
🇹🇭 Phuket
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
🇺🇸 Watertown, SD
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 11 11 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Phuket | 🇺🇸 Watertown, SD |
|---|---|---|
| Local time | 00:10 | 12:10 |
| Local date | Tuesday, October 20, 2026 | Monday, October 19, 2026 |
| Time zone | Indochina Time | Central Daylight Time |
| UTC offset | UTC+7 | UTC-5 |
| Offset from Phuket | — | −12 h |
| IANA zone | Asia/Bangkok | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 06:14 | 07:50 |
| Sunset | 18:10 | 18:38 |
| Daylight | 11 h 56 min | 10 h 49 min |
| People on this clock | 79,308 | 31,915 |
Compare Phuket with another city
More comparisons with Phuket: the time zones next to it and the far side of the clock.
Big time differences
Phuket and Watertown, SD: common questions
What is the time difference between Phuket and Watertown, SD?
Watertown is 12 hours behind: it uses UTC−5, while Phuket is on UTC+7.
If it is 9:00 AM in Phuket, what time is it in Watertown, SD?
At 9:00 AM in Phuket, clocks in Watertown show 9:00 PM (the previous day).
What time is it in Watertown, SD, at the end of the working day in Phuket?
The working day in Phuket ends at 6:00 PM; in Watertown it is 6:00 AM at that moment.
When is a good time to call Watertown, SD, from Phuket?
Working hours (9:00 AM–6:00 PM) in Phuket and in Watertown do not overlap. At 9:00 AM in Phuket it is 9:00 PM (the previous day) in Watertown; when the working day starts in Watertown, it is 9:00 PM in Phuket.
When does the date change in Watertown, SD, compared with Phuket?
The new day starts in Watertown later: until 12:00 PM in Phuket, it is still the previous day there. From 12:00 PM in Watertown, Phuket is already on the next day.
Is the time difference between Phuket and Watertown, SD, the same all year?
No. Only Watertown switches to summer time, so the gap changes twice a year. From November 1, 2026, Watertown will be 13 hours behind Phuket.
