Time difference
Chiang Mai to San Francisco Time Difference
San Francisco is 14 hours behind Chiang Mai — when it's 12:00 PM in Chiang Mai, it's 10:00 PM the previous day in San Francisco. (Chiang Mai (Asia/Bangkok, ICT); San Francisco (America/Los_Angeles, PDT).) Below: live local times, the best hours for a call, a full conversion table, and exact daylight-saving dates.
San Francisco is 14 hours behind Chiang Mai. Standard 9 AM–5 PM business hours in Chiang Mai and San Francisco do not overlap, so a live call needs one side outside normal hours. Clocks change on November 1, 2026, which briefly shifts the gap between Chiang Mai and San Francisco — the converter on this page always reflects the correct offset for the date you pick.
- When it's 9:00 AM in Chiang Mai, it's 7:00 PM the previous day in San Francisco.
- When it's 9:00 AM in San Francisco, it's 11:00 PM in Chiang Mai.
San Francisco is currently 14 hours behind Chiang Mai.
Interactive converter
12:00PM
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Best times to meet
Standard 9 AM – 5 PM hours in Chiang Mai and San Francisco do not overlap. The least-bad options are an early start in one city or a late evening call in the other — for example a 7–8 AM meeting in Chiang Mai, or a 6–8 PM meeting in San Francisco.
Quick conversion table
| Chiang Mai | San Francisco |
|---|---|
| 12 AM | 10:00 AM (prev day) |
| 1 AM | 11:00 AM (prev day) |
| 2 AM | 12:00 PM (prev day) |
| 3 AM | 1:00 PM (prev day) |
| 4 AM | 2:00 PM (prev day) |
| 5 AM | 3:00 PM (prev day) |
| 6 AM | 4:00 PM (prev day) |
| 7 AM | 5:00 PM (prev day) |
| 8 AM | 6:00 PM (prev day) |
| 9 AM | 7:00 PM (prev day) |
| 10 AM | 8:00 PM (prev day) |
| 11 AM | 9:00 PM (prev day) |
| 12 PM | 10:00 PM (prev day) |
| 1 PM | 11:00 PM (prev day) |
| 2 PM | 12:00 AM |
| 3 PM | 1:00 AM |
| 4 PM | 2:00 AM |
| 5 PM | 3:00 AM |
| 6 PM | 4:00 AM |
| 7 PM | 5:00 AM |
| 8 PM | 6:00 AM |
| 9 PM | 7:00 AM |
| 10 PM | 8:00 AM |
| 11 PM | 9:00 AM |
Daylight saving
On November 1, 2026, San Francisco shifts for daylight saving. After that, San Francisco will be 15 hours behind Chiang Mai (currently 14 hours behind Chiang Mai). The converter and the tables above always reflect the correct offset for the date you pick.
- Chiang Mai does not observe daylight saving time.
- San Francisco is currently observing daylight saving time.
Frequently asked questions
- Is San Francisco ahead of or behind Chiang Mai?
- San Francisco is 14 hours behind Chiang Mai.
- How many hours behind Chiang Mai is San Francisco?
- San Francisco is 14 hours behind Chiang Mai.
- What time is 9 AM in Chiang Mai in San Francisco?
- 9:00 AM in Chiang Mai is 7:00 PM the previous day in San Francisco.
- What time is noon in Chiang Mai in San Francisco?
- 12:00 PM in Chiang Mai is 10:00 PM the previous day in San Francisco.
- What time is 5 PM in Chiang Mai in San Francisco?
- 5:00 PM in Chiang Mai is 3:00 AM in San Francisco. Useful for end-of-day handoffs between the two offices.
- What time is 3 PM in Chiang Mai in San Francisco?
- 3:00 PM in Chiang Mai is 1:00 AM in San Francisco.
- Is Chiang Mai currently observing daylight saving time?
- Chiang Mai does not observe daylight saving time — its UTC offset stays the same all year.
- Is San Francisco currently observing daylight saving time?
- San Francisco is currently observing daylight saving time (summer time).
- Do Chiang Mai and San Francisco observe daylight saving?
- On November 1, 2026, San Francisco shifts for daylight saving. After that, San Francisco will be 15 hours behind Chiang Mai (currently 14 hours behind Chiang Mai). The converter and the tables above always reflect the correct offset for the date you pick.
- When is the best time to call San Francisco from Chiang Mai?
- Chiang Mai and San Francisco business hours don't overlap. The closest options are early mornings in Chiang Mai or late evenings, when one side stretches outside 9–5.
- When is the best time to call Chiang Mai from San Francisco?
- San Francisco and Chiang Mai business hours don't overlap. The closest options are early mornings in San Francisco or late evenings, when one side stretches outside 9–5.
- Chiang Mai (ICT) to San Francisco (PDT) — how do I convert quickly?
- Subtract 14 hours from Chiang Mai local time to get San Francisco local time. Or use the converter at the top of this page — it stays accurate through daylight-saving changes automatically.
Other conversions
- Chiang Mai to New York
- Chiang Mai to London
- Chiang Mai to Tokyo
- Chiang Mai to Dubai
- Chiang Mai to Singapore
- Chiang Mai to Los Angeles
- Chiang Mai to Sydney
- Chiang Mai to Paris
- Chiang Mai to Mumbai
- Chiang Mai to Hong Kong