Union City, CA to Chiang Mai: time difference
Chiang Mai is 14 h ahead of Union City, CA. 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.
Union City, CA 22:59 10:59 PM Chiang Mai 12:59 12:59 PM You –:–
22:59 10:59 PM
Pacific Daylight Time · UTC-7
☀️ 07:23 · 🌙 18:24
12:59 12:59 PM
Indochina Time · UTC+7
☀️ 06:21 · 🌙 17:58
·
+14 h
Chiang Mai is 14 h ahead of Union City, CA.
When you, Union City, CA 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
🇺🇸 Union City, CA
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
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 13 1 PM
📍 Your time
- Asleep
- Early
- Working hours
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Time zones side by side
| Detail | 🇺🇸 Union City, CA | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 22:59 | 12:59 |
| Local date | Wednesday, October 21, 2026 | Thursday, October 22, 2026 |
| Time zone | Pacific Daylight Time | Indochina Time |
| UTC offset | UTC-7 | UTC+7 |
| Offset from Union City, CA | — | +14 h |
| IANA zone | America/Los Angeles | Asia/Bangkok |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | Not observed |
| Sunrise | 07:23 | 06:21 |
| Sunset | 18:24 | 17:58 |
| Daylight | 11 h 1 min | 11 h 37 min |
| People on this clock | 63,930 | 127,240 |
Compare Union City, CA with another city
More comparisons with Union City, CA: the time zones next to it and the far side of the clock.
Nearby time zones
Union City, CA and Chiang Mai: common questions
What is the time difference between Union City, CA, and Chiang Mai?
Chiang Mai is 14 hours ahead: it uses UTC+7, while Union City is on UTC−7.
What time is it in Chiang Mai when it is 9:00 AM in Union City, CA?
When it is 9:00 AM in Union City, it is 11:00 PM in Chiang Mai.
If it is 6:00 PM in Union City, CA, what time is it in Chiang Mai?
At 6:00 PM in Union City, clocks in Chiang Mai show 8:00 AM (the next day).
Is there a time when both Union City, CA, and Chiang Mai are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Union City at 9:00 AM, it is 11:00 PM in Chiang Mai; the day in Chiang Mai starts at 7:00 PM (the previous day) in Union City time.
From what time in Union City, CA, is it tomorrow in Chiang Mai?
Once it is 10:00 AM in Union City, the date in Chiang Mai has already changed. Until 2:00 PM in Chiang Mai, it is still the previous day in Union City.
Does the time gap between Union City, CA, and Chiang Mai change during the year?
Yes – daylight saving time is used in Union City but not in Chiang Mai. From November 1, 2026, Chiang Mai will be 15 hours ahead of Union City.
