Rockville, MD to Chiang Mai: time difference
Chiang Mai is 11 h ahead of Rockville, MD. 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.
Rockville, MD 22:02 10:02 PM Chiang Mai 09:02 9:02 AM You –:–
22:02 10:02 PM
Eastern Daylight Time · UTC-4
☀️ 07:15 · 🌙 18:37
09:02 9:02 AM
Indochina Time · UTC+7
☀️ 06:18 · 🌙 18:05
·
+11 h
Chiang Mai is 11 h ahead of Rockville, MD.
When you, Rockville, MD 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
🇺🇸 Rockville, MD
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
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 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
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Rockville, MD | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 22:02 | 09:02 |
| Local date | Sunday, October 11, 2026 | Monday, October 12, 2026 |
| Time zone | Eastern Daylight Time | Indochina Time |
| UTC offset | UTC-4 | UTC+7 |
| Offset from Rockville, MD | — | +11 h |
| IANA zone | America/New York | Asia/Bangkok |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:15 | 06:18 |
| Sunset | 18:37 | 18:05 |
| Daylight | 11 h 23 min | 11 h 47 min |
| People on this clock | 67,139 | 127,240 |
Compare Rockville, MD with another city
More comparisons with Rockville, MD: the time zones next to it and the far side of the clock.
Nearby time zones
Rockville, MD and Chiang Mai: common questions
What is the time difference between Rockville, MD, and Chiang Mai?
Chiang Mai is 11 hours ahead: it uses UTC+7, while Rockville is on UTC−4.
If it is 9:00 AM in Rockville, MD, what time is it in Chiang Mai?
At 9:00 AM in Rockville, clocks in Chiang Mai show 8:00 PM.
If it is 6:00 PM in Rockville, MD, what time is it in Chiang Mai?
At 6:00 PM in Rockville, clocks in Chiang Mai show 5:00 AM (the next day).
When is a good time to call Chiang Mai from Rockville, MD?
Working hours (9:00 AM–6:00 PM) in Rockville and in Chiang Mai do not overlap. At 9:00 AM in Rockville it is 8:00 PM in Chiang Mai; when the working day starts in Chiang Mai, it is 10:00 PM (the previous day) in Rockville.
When does the date change in Chiang Mai compared with Rockville, MD?
The new day starts in Chiang Mai earlier: at 1:00 PM in Rockville it is already midnight there. Until 11:00 AM in Chiang Mai, Rockville is still on the previous day.
Is the time difference between Rockville, MD, and Chiang Mai the same all year?
No. Only Rockville switches to summer time, so the gap changes twice a year. From November 1, 2026, Chiang Mai will be 12 hours ahead of Rockville.
