Chiang Mai to Puerto Rico: time difference
Puerto Rico 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 13:50 1:50 PM Puerto Rico 02:50 2:50 AM You –:–
13:50 1:50 PM
Indochina Time · UTC+7
☀️ 06:17 · 🌙 18:07
02:50 2:50 AM
Atlantic Standard Time · UTC-4
☀️ 06:18 · 🌙 18:07
·
−11 h
Puerto Rico is 11 h behind Chiang Mai.
When you, Chiang Mai and Puerto Rico 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
🇵🇷 Puerto Rico
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 | 🇵🇷 Puerto Rico |
|---|---|---|
| Local time | 13:50 | 02:50 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Indochina Time | Atlantic Standard Time |
| UTC offset | UTC+7 | UTC-4 |
| Offset from Chiang Mai | — | −11 h |
| IANA zone | Asia/Bangkok | America/Puerto Rico |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:17 | 06:18 |
| Sunset | 18:07 | 18:07 |
| Daylight | 11 h 49 min | 11 h 49 min |
| People on this clock | 127,240 | 3,285,874 |
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 Puerto Rico: common questions
What is the time difference between Chiang Mai and Puerto Rico?
Puerto Rico is 11 hours behind: it uses UTC−4, while Chiang Mai is on UTC+7.
If it is 9:00 AM in Chiang Mai, what time is it in Puerto Rico?
At 9:00 AM in Chiang Mai, clocks in Puerto Rico show 10:00 PM (the previous day).
What time is it in Puerto Rico at the end of the working day in Chiang Mai?
The working day in Chiang Mai ends at 6:00 PM; in Puerto Rico it is 7:00 AM at that moment.
Is there a time when both Chiang Mai and Puerto Rico are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Chiang Mai at 9:00 AM, it is 10:00 PM (the previous day) in Puerto Rico; the day in Puerto Rico starts at 8:00 PM in Chiang Mai time.
Until what time in Chiang Mai is it still yesterday in Puerto Rico?
Before 11:00 AM in Chiang Mai, the date in Puerto Rico has not changed yet. From 1:00 PM in Puerto Rico, it is already the next day in Chiang Mai.
Is the time difference between Chiang Mai and Puerto Rico the same all year?
Yes. Neither Chiang Mai nor Puerto Rico switches to summer time, so the gap is always 11 hours.
