Chiang Mai to Porto Alegre: time difference
Porto Alegre is 10 h behind Chiang Mai. Live clocks for both, the working hours they share, and how each one sits against your own time.
−10 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Chiang Mai 10:01 10:01 AM Porto Alegre 00:01 12:01 AM You –:–
10:01 10:01 AM
Indochina Time · UTC+7
☀️ 06:17 · 🌙 18:07
00:01 12:01 AM
Brasilia Standard Time · UTC-3
☀️ 05:54 · 🌙 18:31
·
−10 h
Porto Alegre is 10 h behind Chiang Mai.
When you, Chiang Mai and Porto Alegre 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
🇧🇷 Porto Alegre
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 | 🇧🇷 Porto Alegre |
|---|---|---|
| Local time | 10:01 | 00:01 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 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 | 06:17 | 05:54 |
| Sunset | 18:07 | 18:31 |
| Daylight | 11 h 49 min | 12 h 37 min |
| People on this clock | 127,240 | 1,332,833 |
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 Porto Alegre: common questions
What is the time difference between Chiang Mai and Porto Alegre?
Porto Alegre is 10 hours behind: it uses UTC−3, while Chiang Mai is on UTC+7.
If it is 9:00 AM in Chiang Mai, what time is it in Porto Alegre?
At 9:00 AM in Chiang Mai, clocks in Porto Alegre show 11:00 PM (the previous day).
If it is 6:00 PM in Chiang Mai, what time is it in Porto Alegre?
At 6:00 PM in Chiang Mai, clocks in Porto Alegre show 8:00 AM.
When do working hours in Chiang Mai and in Porto Alegre 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 Porto Alegre, and the start of the day in Porto Alegre is 7:00 PM in Chiang Mai.
When is it still the previous day in Porto Alegre?
Until 10:00 AM in Chiang Mai it is still the previous day in Porto Alegre. The other way round, from 2:00 PM in Porto Alegre it is already the next day in Chiang Mai.
Is the time difference between Chiang Mai and Porto Alegre the same all year?
Yes. Neither Chiang Mai nor Porto Alegre switches to summer time, so the gap is always 10 hours.
