Port St Lucie, FL to Chiang Mai: time difference
Chiang Mai is 11 h ahead of Port St Lucie, FL. 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.
Port St Lucie, FL 19:39 7:39 PM Chiang Mai 06:39 6:39 AM You –:–
19:39 7:39 PM
Eastern Daylight Time · UTC-4
☀️ 07:20 · 🌙 18:58
06:39 6:39 AM
Indochina Time · UTC+7
☀️ 06:18 · 🌙 18:05
·
+11 h
Chiang Mai is 11 h ahead of Port St Lucie, FL.
When you, Port St Lucie, FL 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
🇺🇸 Port St Lucie, FL
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 | 🇺🇸 Port St Lucie, FL | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 19:39 | 06:39 |
| 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 Port St Lucie, FL | — | +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 | 06:18 |
| Sunset | 18:58 | 18:05 |
| Daylight | 11 h 38 min | 11 h 47 min |
| People on this clock | 164,603 | 127,240 |
Compare Port St Lucie, FL with another city
More comparisons with Port St Lucie, FL: the time zones next to it and the far side of the clock.
Nearby time zones
Port St Lucie, FL and Chiang Mai: common questions
How many hours ahead of Port St Lucie, FL, is Chiang Mai?
The clocks in Chiang Mai are 11 hours ahead of those in Port St Lucie (UTC+7 and UTC−4).
What time is it in Chiang Mai at the start of the working day in Port St Lucie, FL?
The working day in Port St Lucie 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 Port St Lucie, FL?
The working day in Port St Lucie ends at 6:00 PM; in Chiang Mai it is 5:00 AM (the next day) at that moment.
When is a good time to call Chiang Mai from Port St Lucie, FL?
Working hours (9:00 AM–6:00 PM) in Port St Lucie and in Chiang Mai do not overlap. At 9:00 AM in Port St Lucie 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 Port St Lucie.
When does the date change in Chiang Mai compared with Port St Lucie, FL?
The new day starts in Chiang Mai earlier: at 1:00 PM in Port St Lucie it is already midnight there. Until 11:00 AM in Chiang Mai, Port St Lucie is still on the previous day.
Does the time gap between Port St Lucie, FL, and Chiang Mai change during the year?
Yes – daylight saving time is used in Port St Lucie but not in Chiang Mai. From November 1, 2026, Chiang Mai will be 12 hours ahead of Port St Lucie.
