Phuket to Coamo: time difference
Coamo is 11 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 03:27 3:27 AM Coamo 16:27 4:27 PM You –:–
03:27 3:27 AM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:10
16:27 4:27 PM
Atlantic Standard Time · UTC-4
☀️ 06:20 · 🌙 18:03
·
−11 h
Coamo is 11 h behind Phuket.
When you, Phuket and Coamo 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
🇵🇷 Coamo
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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Phuket | 🇵🇷 Coamo |
|---|---|---|
| Local time | 03:27 | 16:27 |
| Local date | Sunday, October 18, 2026 | Saturday, October 17, 2026 |
| Time zone | Indochina Time | Atlantic Standard Time |
| UTC offset | UTC+7 | UTC-4 |
| Offset from Phuket | — | −11 h |
| IANA zone | Asia/Bangkok | America/Puerto Rico |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:14 | 06:20 |
| Sunset | 18:10 | 18:03 |
| Daylight | 11 h 56 min | 11 h 43 min |
| People on this clock | 79,308 | 40,000 |
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 Coamo: common questions
How far behind Phuket is Coamo?
Coamo is 11 hours behind Phuket: UTC−4 against UTC+7.
What time is it in Coamo at the start of the working day in Phuket?
The working day in Phuket starts at 9:00 AM; in Coamo it is 10:00 PM (the previous day) at that moment.
If it is 6:00 PM in Phuket, what time is it in Coamo?
At 6:00 PM in Phuket, clocks in Coamo show 7:00 AM.
When do working hours in Phuket and in Coamo overlap?
They don't: there are no shared working hours. The start of the day in Phuket (9:00 AM) is 10:00 PM (the previous day) in Coamo, and the start of the day in Coamo is 8:00 PM in Phuket.
When does the date change in Coamo compared with Phuket?
The new day starts in Coamo later: until 11:00 AM in Phuket, it is still the previous day there. From 1:00 PM in Coamo, Phuket is already on the next day.
Does the time gap between Phuket and Coamo change during the year?
No, the clocks change neither in Phuket nor in Coamo, so the gap is 11 hours all year round.
