Chiang Mai to Sao Joao da Boa Vista: time difference
Sao Joao da Boa Vista is 10 h behind Chiang Mai. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇧🇷 Sao Joao da Boa Vista, Brazil
39
- Brasilia Standard Time
- UTC-3
- Daytime
☀️ 05:37 · 🌙 18:11 · 12 h 34 min
−10 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Chiang Mai 01:33 1:33 AM Sao Joao da Boa Vista 15:33 3:33 PM You –:–
01:33 1:33 AM
Indochina Time · UTC+7
☀️ 06:18 · 🌙 18:03
15:33 3:33 PM
Brasilia Standard Time · UTC-3
☀️ 05:37 · 🌙 18:11
·
−10 h
Sao Joao da Boa Vista is 10 h behind Chiang Mai.
When you, Chiang Mai and Sao Joao da Boa Vista 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
🇧🇷 Sao Joao da Boa Vista
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 13 1 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Chiang Mai | 🇧🇷 Sao Joao da Boa Vista |
|---|---|---|
| Local time | 01:33 | 15:33 |
| Local date | Thursday, October 15, 2026 | Wednesday, October 14, 2026 |
| Time zone | Indochina Time | Brasilia Standard Time |
| UTC offset | UTC+7 | UTC-3 |
| Offset from Chiang Mai | — | −10 h |
| IANA zone | Asia/Bangkok | America/Sao Paulo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:18 | 05:37 |
| Sunset | 18:03 | 18:11 |
| Daylight | 11 h 44 min | 12 h 34 min |
| People on this clock | 127,240 | 92,547 |
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 Sao Joao da Boa Vista: common questions
How far behind Chiang Mai is Sao Joao da Boa Vista?
Sao Joao da Boa Vista is 10 hours behind Chiang Mai: UTC−3 against UTC+7.
If it is 9:00 AM in Chiang Mai, what time is it in Sao Joao da Boa Vista?
At 9:00 AM in Chiang Mai, clocks in Sao Joao da Boa Vista show 11:00 PM (the previous day).
If it is 6:00 PM in Chiang Mai, what time is it in Sao Joao da Boa Vista?
At 6:00 PM in Chiang Mai, clocks in Sao Joao da Boa Vista show 8:00 AM.
When do working hours in Chiang Mai and in Sao Joao da Boa Vista overlap?
They don't: there are no shared working hours. The start of the day in Chiang Mai (9:00 AM) is 11:00 PM (the previous day) in Sao Joao da Boa Vista, and the start of the day in Sao Joao da Boa Vista is 7:00 PM in Chiang Mai.
Until what time in Chiang Mai is it still yesterday in Sao Joao da Boa Vista?
Before 10:00 AM in Chiang Mai, the date in Sao Joao da Boa Vista has not changed yet. From 2:00 PM in Sao Joao da Boa Vista, it is already the next day in Chiang Mai.
Does the time gap between Chiang Mai and Sao Joao da Boa Vista change during the year?
No, the clocks change neither in Chiang Mai nor in Sao Joao da Boa Vista, so the gap is 10 hours all year round.
