Royersford, PA to Chiang Mai: time difference
Chiang Mai is 11 h ahead of Royersford, PA. 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.
Royersford, PA 22:13 10:13 PM Chiang Mai 09:13 9:13 AM You –:–
22:13 10:13 PM
Eastern Daylight Time · UTC-4
☀️ 07:20 · 🌙 18:15
09:13 9:13 AM
Indochina Time · UTC+7
☀️ 06:21 · 🌙 17:58
·
+11 h
Chiang Mai is 11 h ahead of Royersford, PA.
When you, Royersford, PA 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
🇺🇸 Royersford, PA
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 | 🇺🇸 Royersford, PA | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 22:13 | 09:13 |
| Local date | Wednesday, October 21, 2026 | Thursday, October 22, 2026 |
| Time zone | Eastern Daylight Time | Indochina Time |
| UTC offset | UTC-4 | UTC+7 |
| Offset from Royersford, PA | — | +11 h |
| IANA zone | America/New York | Asia/Bangkok |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:20 | 06:21 |
| Sunset | 18:15 | 17:58 |
| Daylight | 10 h 55 min | 11 h 37 min |
| People on this clock | 4,800 | 127,240 |
Compare Royersford, PA with another city
More comparisons with Royersford, PA: the time zones next to it and the far side of the clock.
Nearby time zones
Royersford, PA and Chiang Mai: common questions
How many hours ahead of Royersford, PA, is Chiang Mai?
The clocks in Chiang Mai are 11 hours ahead of those in Royersford (UTC+7 and UTC−4).
What time is it in Chiang Mai at the start of the working day in Royersford, PA?
The working day in Royersford starts at 9:00 AM; in Chiang Mai it is 8:00 PM at that moment.
What time is it in Chiang Mai when it is 6:00 PM in Royersford, PA?
When it is 6:00 PM in Royersford, it is 5:00 AM (the next day) in Chiang Mai.
When is a good time to call Chiang Mai from Royersford, PA?
Working hours (9:00 AM–6:00 PM) in Royersford and in Chiang Mai do not overlap. At 9:00 AM in Royersford 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 Royersford.
When is it already the next day in Chiang Mai?
From 1:00 PM in Royersford, PA, it is already the next day in Chiang Mai. The other way round, until 11:00 AM in Chiang Mai it is still the previous day in Royersford.
Is the time difference between Royersford, PA, and Chiang Mai the same all year?
No. Only Royersford switches to summer time, so the gap changes twice a year. From November 1, 2026, Chiang Mai will be 12 hours ahead of Royersford.
