Grass Valley, CA to Chiang Mai: time difference
Chiang Mai is 14 h ahead of Grass Valley, 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.
Grass Valley, CA 08:20 8:20 AM Chiang Mai 22:20 10:20 PM You –:–
08:20 8:20 AM
Pacific Daylight Time · UTC-7
☀️ 07:20 · 🌙 18:20
22:20 10:20 PM
Indochina Time · UTC+7
☀️ 06:20 · 🌙 17:59
·
+14 h
Chiang Mai is 14 h ahead of Grass Valley, CA.
When you, Grass Valley, 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
🇺🇸 Grass Valley, 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
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Time zones side by side
| Detail | 🇺🇸 Grass Valley, CA | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 08:20 | 22:20 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Pacific Daylight Time | Indochina Time |
| UTC offset | UTC-7 | UTC+7 |
| Offset from Grass Valley, CA | — | +14 h |
| IANA zone | America/Los Angeles | Asia/Bangkok |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | Not observed |
| Sunrise | 07:20 | 06:20 |
| Sunset | 18:20 | 17:59 |
| Daylight | 11 h | 11 h 39 min |
| People on this clock | 14,016 | 127,240 |
Compare Grass Valley, CA with another city
More comparisons with Grass Valley, CA: the time zones next to it and the far side of the clock.
Nearby time zones
Grass Valley, CA and Chiang Mai: common questions
How far ahead of Grass Valley, CA, is Chiang Mai?
Chiang Mai is 14 hours ahead of Grass Valley: UTC+7 against UTC−7.
What time is it in Chiang Mai at the start of the working day in Grass Valley, CA?
The working day in Grass Valley starts at 9:00 AM; in Chiang Mai it is 11:00 PM at that moment.
If it is 6:00 PM in Grass Valley, CA, what time is it in Chiang Mai?
At 6:00 PM in Grass Valley, clocks in Chiang Mai show 8:00 AM (the next day).
When do working hours in Grass Valley, CA, and in Chiang Mai overlap?
They don't: there are no shared working hours. The start of the day in Grass Valley (9:00 AM) is 11:00 PM in Chiang Mai, and the start of the day in Chiang Mai is 7:00 PM (the previous day) in Grass Valley.
When is it already the next day in Chiang Mai?
From 10:00 AM in Grass Valley, CA, it is already the next day in Chiang Mai. The other way round, until 2:00 PM in Chiang Mai it is still the previous day in Grass Valley.
Does the time difference between Grass Valley, CA, and Chiang Mai change?
Yes. The clocks change only in Grass Valley. From November 1, 2026, Chiang Mai will be 15 hours ahead of Grass Valley.
