Chiang Mai to Acton, MA: time difference
Acton, MA is 11 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 18:33 6:33 PM Acton, MA 07:33 7:33 AM You –:–
18:33 6:33 PM
Indochina Time · UTC+7
☀️ 06:17 · 🌙 18:07
07:33 7:33 AM
Eastern Daylight Time · UTC-4
☀️ 06:53 · 🌙 18:13
·
−11 h
Acton, MA is 11 h behind Chiang Mai.
When you, Chiang Mai and Acton, MA 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
🇺🇸 Acton, MA
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 | 🇹🇭 Chiang Mai | 🇺🇸 Acton, MA |
|---|---|---|
| Local time | 18:33 | 07:33 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Indochina Time | Eastern Daylight Time |
| UTC offset | UTC+7 | UTC-4 |
| Offset from Chiang Mai | — | −11 h |
| IANA zone | Asia/Bangkok | America/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:17 | 06:53 |
| Sunset | 18:07 | 18:13 |
| Daylight | 11 h 49 min | 11 h 20 min |
| People on this clock | 127,240 | 7,596 |
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 Acton, MA: common questions
How many hours behind Chiang Mai is Acton, MA?
The clocks in Acton are 11 hours behind those in Chiang Mai (UTC−4 and UTC+7).
What time is it in Acton, MA, when it is 9:00 AM in Chiang Mai?
When it is 9:00 AM in Chiang Mai, it is 10:00 PM (the previous day) in Acton.
What time is it in Acton, MA, when it is 6:00 PM in Chiang Mai?
When it is 6:00 PM in Chiang Mai, it is 7:00 AM in Acton.
When do working hours in Chiang Mai and in Acton, MA, overlap?
They don't: there are no shared working hours. The start of the day in Chiang Mai (9:00 AM) is 10:00 PM (the previous day) in Acton, and the start of the day in Acton is 8:00 PM in Chiang Mai.
When is it still the previous day in Acton, MA?
Until 11:00 AM in Chiang Mai it is still the previous day in Acton. The other way round, from 1:00 PM in Acton it is already the next day in Chiang Mai.
Is the time difference between Chiang Mai and Acton, MA, the same all year?
No. Only Acton switches to summer time, so the gap changes twice a year. From November 1, 2026, Acton will be 12 hours behind Chiang Mai.
