Chiang Mai to Boston: time difference
Boston is 6 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 13:56 1:56 PM Boston 07:56 7:56 AM You –:–
13:56 1:56 PM
Indochina Time · UTC+7
☀️ 06:19 · 🌙 18:01
07:56 7:56 AM
British Summer Time · UTC+1
☀️ 07:32 · 🌙 18:00
·
−6 h
Boston is 6 h behind Chiang Mai.
When you, Chiang Mai and Boston 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
🇬🇧 Boston
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 14 2 PM 15 3 PM 16 4 PM 17 5 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Chiang Mai | 🇬🇧 Boston |
|---|---|---|
| Local time | 13:56 | 07:56 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Indochina Time | British Summer Time |
| UTC offset | UTC+7 | UTC+1 |
| Offset from Chiang Mai | — | −6 h |
| IANA zone | Asia/Bangkok | Europe/London |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:19 | 07:32 |
| Sunset | 18:01 | 18:00 |
| Daylight | 11 h 41 min | 10 h 28 min |
| People on this clock | 127,240 | 45,339 |
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 Boston: common questions
How far behind Chiang Mai is Boston?
Boston is 6 hours behind Chiang Mai: UTC+1 against UTC+7.
What time is it in Boston at the start of the working day in Chiang Mai?
The working day in Chiang Mai starts at 9:00 AM; in Boston it is 3:00 AM at that moment.
What time is it in Boston at the end of the working day in Chiang Mai?
The working day in Chiang Mai ends at 6:00 PM; in Boston it is 12:00 PM at that moment.
Is there a time when both Chiang Mai and Boston are at work?
Yes: from 3:00 PM to 6:00 PM in Chiang Mai (9:00 AM to 12:00 PM in Boston), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Boston?
Until 6:00 AM in Chiang Mai it is still the previous day in Boston. The other way round, from 6:00 PM in Boston it is already the next day in Chiang Mai.
Is the time difference between Chiang Mai and Boston the same all year?
No. Only Boston switches to summer time, so the gap changes twice a year. From October 25, 2026, Boston will be 7 hours behind Chiang Mai.
