Chiang Mai to Union City, CA: time difference
Union City, CA is 14 h behind Chiang Mai. 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.
Chiang Mai 15:07 3:07 PM Union City, CA 01:07 1:07 AM You –:–
15:07 3:07 PM
Indochina Time · UTC+7
☀️ 06:21 · 🌙 17:58
01:07 1:07 AM
Pacific Daylight Time · UTC-7
☀️ 07:23 · 🌙 18:24
·
−14 h
Union City, CA is 14 h behind Chiang Mai.
When you, Chiang Mai and Union City, 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
🇹🇭 Chiang Mai
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
🇺🇸 Union City, 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 | 🇹🇭 Chiang Mai | 🇺🇸 Union City, CA |
|---|---|---|
| Local time | 15:07 | 01:07 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Indochina Time | Pacific Daylight Time |
| UTC offset | UTC+7 | UTC-7 |
| Offset from Chiang Mai | — | −14 h |
| IANA zone | Asia/Bangkok | America/Los Angeles |
| Daylight saving | Not observed | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 06:21 | 07:23 |
| Sunset | 17:58 | 18:24 |
| Daylight | 11 h 37 min | 11 h 1 min |
| People on this clock | 127,240 | 63,930 |
Compare Chiang Mai with another city
More comparisons with Chiang Mai: the time zones next to it and the far side of the clock.
Big time differences
Chiang Mai and Union City, CA: common questions
How many hours behind Chiang Mai is Union City, CA?
The clocks in Union City are 14 hours behind those in Chiang Mai (UTC−7 and UTC+7).
What time is it in Union City, CA, when it is 9:00 AM in Chiang Mai?
When it is 9:00 AM in Chiang Mai, it is 7:00 PM (the previous day) in Union City.
What time is it in Union City, CA, when it is 6:00 PM in Chiang Mai?
When it is 6:00 PM in Chiang Mai, it is 4:00 AM in Union City.
When do working hours in Chiang Mai and in Union City, CA, overlap?
They don't: there are no shared working hours. The start of the day in Chiang Mai (9:00 AM) is 7:00 PM (the previous day) in Union City, and the start of the day in Union City is 11:00 PM in Chiang Mai.
Until what time in Chiang Mai is it still yesterday in Union City, CA?
Before 2:00 PM in Chiang Mai, the date in Union City has not changed yet. From 10:00 AM in Union City, it is already the next day in Chiang Mai.
Is the time difference between Chiang Mai and Union City, CA, the same all year?
No. Only Union City switches to summer time, so the gap changes twice a year. From November 1, 2026, Union City will be 15 hours behind Chiang Mai.
