Petrolina to Chiang Mai: time difference
Chiang Mai is 10 h ahead of Petrolina. 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.
Petrolina 23:38 11:38 PM Chiang Mai 09:38 9:38 AM You –:–
23:38 11:38 PM
Brasilia Standard Time · UTC-3
☀️ 05:22 · 🌙 17:37
09:38 9:38 AM
Indochina Time · UTC+7
☀️ 06:17 · 🌙 18:07
·
+10 h
Chiang Mai is 10 h ahead of Petrolina.
When you, Petrolina 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
🇧🇷 Petrolina
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
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Petrolina | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 23:38 | 09:38 |
| Local date | Friday, October 9, 2026 | Saturday, October 10, 2026 |
| Time zone | Brasilia Standard Time | Indochina Time |
| UTC offset | UTC-3 | UTC+7 |
| Offset from Petrolina | — | +10 h |
| IANA zone | America/Recife | Asia/Bangkok |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:22 | 06:17 |
| Sunset | 17:37 | 18:07 |
| Daylight | 12 h 15 min | 11 h 49 min |
| People on this clock | 386,791 | 127,240 |
Compare Petrolina with another city
More comparisons with Petrolina: the time zones next to it and the far side of the clock.
Nearby time zones
Petrolina and Chiang Mai: common questions
What is the time difference between Petrolina and Chiang Mai?
Chiang Mai is 10 hours ahead: it uses UTC+7, while Petrolina is on UTC−3.
What time is it in Chiang Mai when it is 9:00 AM in Petrolina?
When it is 9:00 AM in Petrolina, it is 7:00 PM in Chiang Mai.
What time is it in Chiang Mai when it is 6:00 PM in Petrolina?
When it is 6:00 PM in Petrolina, it is 4:00 AM (the next day) in Chiang Mai.
When is a good time to call Chiang Mai from Petrolina?
Working hours (9:00 AM–6:00 PM) in Petrolina and in Chiang Mai do not overlap. At 9:00 AM in Petrolina it is 7:00 PM in Chiang Mai; when the working day starts in Chiang Mai, it is 11:00 PM (the previous day) in Petrolina.
From what time in Petrolina is it tomorrow in Chiang Mai?
Once it is 2:00 PM in Petrolina, the date in Chiang Mai has already changed. Until 10:00 AM in Chiang Mai, it is still the previous day in Petrolina.
Does the time difference between Petrolina and Chiang Mai change?
No. Neither place uses daylight saving time, so the difference stays 10 hours all year.
