Phuket to St. Louis, MO: time difference
St. Louis, MO 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 06:18 6:18 AM St. Louis, MO 18:18 6:18 PM You –:–
06:18 6:18 AM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:09
18:18 6:18 PM
Central Daylight Time · UTC-5
☀️ 07:17 · 🌙 18:16
·
−12 h
St. Louis, MO is 12 h behind Phuket.
When you, Phuket and St. Louis, MO 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
🇺🇸 St. Louis, MO
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
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Time zones side by side
| Detail | 🇹🇭 Phuket | 🇺🇸 St. Louis, MO |
|---|---|---|
| Local time | 06:18 | 18:18 |
| Local date | Thursday, October 22, 2026 | Wednesday, October 21, 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 | 07:17 |
| Sunset | 18:09 | 18:16 |
| Daylight | 11 h 55 min | 10 h 59 min |
| People on this clock | 79,308 | 301,578 |
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 St. Louis, MO: common questions
How many hours behind Phuket is St. Louis, MO?
The clocks in St. Louis are 12 hours behind those in Phuket (UTC−5 and UTC+7).
What time is it in St. Louis, MO, at the start of the working day in Phuket?
The working day in Phuket starts at 9:00 AM; in St. Louis it is 9:00 PM (the previous day) at that moment.
What time is it in St. Louis, MO, when it is 6:00 PM in Phuket?
When it is 6:00 PM in Phuket, it is 6:00 AM in St. Louis.
When is a good time to call St. Louis, MO, from Phuket?
Working hours (9:00 AM–6:00 PM) in Phuket and in St. Louis do not overlap. At 9:00 AM in Phuket it is 9:00 PM (the previous day) in St. Louis; when the working day starts in St. Louis, it is 9:00 PM in Phuket.
When does the date change in St. Louis, MO, compared with Phuket?
The new day starts in St. Louis later: until 12:00 PM in Phuket, it is still the previous day there. From 12:00 PM in St. Louis, Phuket is already on the next day.
Does the time difference between Phuket and St. Louis, MO, change?
Yes. The clocks change only in St. Louis. From November 1, 2026, St. Louis will be 13 hours behind Phuket.
