San Francisco to Phuket: time difference
Phuket is 13 h ahead of San Francisco. 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.
San Francisco 05:32 5:32 AM Phuket 18:32 6:32 PM You –:–
05:32 5:32 AM
Central Standard Time · UTC-6
☀️ 05:26 · 🌙 17:18
18:32 6:32 PM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:10
·
+13 h
Phuket is 13 h ahead of San Francisco.
When you, San Francisco 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
🇨🇷 San Francisco
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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇷 San Francisco | 🇹🇭 Phuket |
|---|---|---|
| Local time | 05:32 | 18:32 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Central Standard Time | Indochina Time |
| UTC offset | UTC-6 | UTC+7 |
| Offset from San Francisco | — | +13 h |
| IANA zone | America/Costa Rica | Asia/Bangkok |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:26 | 06:14 |
| Sunset | 17:18 | 18:10 |
| Daylight | 11 h 53 min | 11 h 56 min |
| People on this clock | 55,923 | 79,308 |
Compare San Francisco with another city
More comparisons with San Francisco: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Francisco and Phuket: common questions
How many hours ahead of San Francisco is Phuket?
The clocks in Phuket are 13 hours ahead of those in San Francisco (UTC+7 and UTC−6).
What time is it in Phuket at the start of the working day in San Francisco?
The working day in San Francisco starts at 9:00 AM; in Phuket it is 10:00 PM at that moment.
What time is it in Phuket at the end of the working day in San Francisco?
The working day in San Francisco ends at 6:00 PM; in Phuket it is 7:00 AM (the next day) at that moment.
When is a good time to call Phuket from San Francisco?
Working hours (9:00 AM–6:00 PM) in San Francisco and in Phuket do not overlap. At 9:00 AM in San Francisco it is 10:00 PM in Phuket; when the working day starts in Phuket, it is 8:00 PM (the previous day) in San Francisco.
When is it already the next day in Phuket?
From 11:00 AM in San Francisco it is already the next day in Phuket. The other way round, until 1:00 PM in Phuket it is still the previous day in San Francisco.
Is the time difference between San Francisco and Phuket the same all year?
Yes. Neither San Francisco nor Phuket switches to summer time, so the gap is always 13 hours.
