Chiang Mai to Columbia, MD: time difference
Columbia, MD 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 21:44 9:44 PM Columbia, MD 10:44 10:44 AM You –:–
21:44 9:44 PM
Indochina Time · UTC+7
☀️ 06:17 · 🌙 18:07
10:44 10:44 AM
Eastern Daylight Time · UTC-4
☀️ 07:13 · 🌙 18:37
·
−11 h
Columbia, MD is 11 h behind Chiang Mai.
When you, Chiang Mai and Columbia, MD 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
🇺🇸 Columbia, MD
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 | 🇺🇸 Columbia, MD |
|---|---|---|
| Local time | 21:44 | 10:44 |
| 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 | 07:13 |
| Sunset | 18:07 | 18:37 |
| Daylight | 11 h 49 min | 11 h 25 min |
| People on this clock | 127,240 | 139,698 |
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 Columbia, MD: common questions
What is the time difference between Chiang Mai and Columbia, MD?
Columbia is 11 hours behind: it uses UTC−4, while Chiang Mai is on UTC+7.
What time is it in Columbia, MD, at the start of the working day in Chiang Mai?
The working day in Chiang Mai starts at 9:00 AM; in Columbia it is 10:00 PM (the previous day) at that moment.
What time is it in Columbia, MD, when it is 6:00 PM in Chiang Mai?
When it is 6:00 PM in Chiang Mai, it is 7:00 AM in Columbia.
When is a good time to call Columbia, MD, from Chiang Mai?
Working hours (9:00 AM–6:00 PM) in Chiang Mai and in Columbia do not overlap. At 9:00 AM in Chiang Mai it is 10:00 PM (the previous day) in Columbia; when the working day starts in Columbia, it is 8:00 PM in Chiang Mai.
When is it still the previous day in Columbia, MD?
Until 11:00 AM in Chiang Mai it is still the previous day in Columbia. The other way round, from 1:00 PM in Columbia it is already the next day in Chiang Mai.
Does the time difference between Chiang Mai and Columbia, MD, change?
Yes. The clocks change only in Columbia. From November 1, 2026, Columbia will be 12 hours behind Chiang Mai.
