Brookhaven, NY to Chiang Mai: time difference
Chiang Mai is 11 h ahead of Brookhaven, NY. 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.
Brookhaven, NY 15:20 3:20 PM Chiang Mai 02:20 2:20 AM You –:–
15:20 3:20 PM
Eastern Daylight Time · UTC-4
☀️ 07:09 · 🌙 18:05
02:20 2:20 AM
Indochina Time · UTC+7
☀️ 06:20 · 🌙 17:58
·
+11 h
Chiang Mai is 11 h ahead of Brookhaven, NY.
When you, Brookhaven, NY 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
🇺🇸 Brookhaven, NY
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
- Asleep
- Early
- Working hours
- Evening
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Time zones side by side
| Detail | 🇺🇸 Brookhaven, NY | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 15:20 | 02:20 |
| Local date | Tuesday, October 20, 2026 | Wednesday, October 21, 2026 |
| Time zone | Eastern Daylight Time | Indochina Time |
| UTC offset | UTC-4 | UTC+7 |
| Offset from Brookhaven, NY | — | +11 h |
| IANA zone | America/New York | Asia/Bangkok |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:09 | 06:20 |
| Sunset | 18:05 | 17:58 |
| Daylight | 10 h 57 min | 11 h 38 min |
| People on this clock | 11,674 | 127,240 |
Compare Brookhaven, NY with another city
More comparisons with Brookhaven, NY: the time zones next to it and the far side of the clock.
Nearby time zones
Brookhaven, NY and Chiang Mai: common questions
How many hours ahead of Brookhaven, NY, is Chiang Mai?
The clocks in Chiang Mai are 11 hours ahead of those in Brookhaven (UTC+7 and UTC−4).
What time is it in Chiang Mai at the start of the working day in Brookhaven, NY?
The working day in Brookhaven starts at 9:00 AM; in Chiang Mai it is 8:00 PM at that moment.
What time is it in Chiang Mai at the end of the working day in Brookhaven, NY?
The working day in Brookhaven ends at 6:00 PM; in Chiang Mai it is 5:00 AM (the next day) at that moment.
Is there a time when both Brookhaven, NY, and Chiang Mai are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Brookhaven at 9:00 AM, it is 8:00 PM in Chiang Mai; the day in Chiang Mai starts at 10:00 PM (the previous day) in Brookhaven time.
From what time in Brookhaven, NY, is it tomorrow in Chiang Mai?
Once it is 1:00 PM in Brookhaven, the date in Chiang Mai has already changed. Until 11:00 AM in Chiang Mai, it is still the previous day in Brookhaven.
Does the time difference between Brookhaven, NY, and Chiang Mai change?
Yes. The clocks change only in Brookhaven. From November 1, 2026, Chiang Mai will be 12 hours ahead of Brookhaven.
