Phuket to Sunnyvale, CA: time difference
Sunnyvale, CA is 14 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 02:56 2:56 AM Sunnyvale, CA 12:56 12:56 PM You –:–
02:56 2:56 AM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:09
12:56 12:56 PM
Pacific Daylight Time · UTC-7
☀️ 07:21 · 🌙 18:26
·
−14 h
Sunnyvale, CA is 14 h behind Phuket.
When you, Phuket and Sunnyvale, CA 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
🇺🇸 Sunnyvale, CA
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Phuket | 🇺🇸 Sunnyvale, CA |
|---|---|---|
| Local time | 02:56 | 12:56 |
| Local date | Wednesday, October 21, 2026 | Tuesday, October 20, 2026 |
| Time zone | Indochina Time | Pacific Daylight Time |
| UTC offset | UTC+7 | UTC-7 |
| Offset from Phuket | — | −14 h |
| IANA zone | Asia/Bangkok | America/Los Angeles |
| Daylight saving | Not observed | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 06:14 | 07:21 |
| Sunset | 18:09 | 18:26 |
| Daylight | 11 h 55 min | 11 h 4 min |
| People on this clock | 79,308 | 152,703 |
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 Sunnyvale, CA: common questions
How many hours behind Phuket is Sunnyvale, CA?
The clocks in Sunnyvale are 14 hours behind those in Phuket (UTC−7 and UTC+7).
What time is it in Sunnyvale, CA, when it is 9:00 AM in Phuket?
When it is 9:00 AM in Phuket, it is 7:00 PM (the previous day) in Sunnyvale.
What time is it in Sunnyvale, CA, when it is 6:00 PM in Phuket?
When it is 6:00 PM in Phuket, it is 4:00 AM in Sunnyvale.
When is a good time to call Sunnyvale, CA, from Phuket?
Working hours (9:00 AM–6:00 PM) in Phuket and in Sunnyvale do not overlap. At 9:00 AM in Phuket it is 7:00 PM (the previous day) in Sunnyvale; when the working day starts in Sunnyvale, it is 11:00 PM in Phuket.
When does the date change in Sunnyvale, CA, compared with Phuket?
The new day starts in Sunnyvale later: until 2:00 PM in Phuket, it is still the previous day there. From 10:00 AM in Sunnyvale, Phuket is already on the next day.
Does the time difference between Phuket and Sunnyvale, CA, change?
Yes. The clocks change only in Sunnyvale. From November 1, 2026, Sunnyvale will be 15 hours behind Phuket.
