San Francisco to Chiang Mai: time difference
Chiang Mai 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 04:47 4:47 AM Chiang Mai 17:47 5:47 PM You –:–
04:47 4:47 AM
Central Standard Time · UTC-6
☀️ 05:26 · 🌙 17:18
17:47 5:47 PM
Indochina Time · UTC+7
☀️ 06:20 · 🌙 18:00
·
+13 h
Chiang Mai is 13 h ahead of San Francisco.
When you, San Francisco and Chiang Mai 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
🇹🇭 Chiang Mai
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 | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 04:47 | 17:47 |
| 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 | 06:20 |
| Sunset | 17:18 | 18:00 |
| Daylight | 11 h 53 min | 11 h 40 min |
| People on this clock | 55,923 | 127,240 |
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
San Francisco and Chiang Mai: common questions
How many hours ahead of San Francisco is Chiang Mai?
The clocks in Chiang Mai are 13 hours ahead of those in San Francisco (UTC+7 and UTC−6).
What time is it in Chiang Mai when it is 9:00 AM in San Francisco?
When it is 9:00 AM in San Francisco, it is 10:00 PM in Chiang Mai.
What time is it in Chiang Mai when it is 6:00 PM in San Francisco?
When it is 6:00 PM in San Francisco, it is 7:00 AM (the next day) in Chiang Mai.
When do working hours in San Francisco and in Chiang Mai overlap?
They don't: there are no shared working hours. The start of the day in San Francisco (9:00 AM) is 10:00 PM in Chiang Mai, and the start of the day in Chiang Mai is 8:00 PM (the previous day) in San Francisco.
When is it already the next day in Chiang Mai?
From 11:00 AM in San Francisco it is already the next day in Chiang Mai. The other way round, until 1:00 PM in Chiang Mai it is still the previous day in San Francisco.
Is the time difference between San Francisco and Chiang Mai the same all year?
Yes. Neither San Francisco nor Chiang Mai switches to summer time, so the gap is always 13 hours.
