Chiang Mai to Rio do Sul: time difference
Rio do Sul is 10 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 05:37 5:37 AM Rio do Sul 19:37 7:37 PM You –:–
05:37 5:37 AM
Indochina Time · UTC+7
☀️ 06:21 · 🌙 17:58
19:37 7:37 PM
Brasilia Standard Time · UTC-3
☀️ 05:38 · 🌙 18:30
·
−10 h
Rio do Sul is 10 h behind Chiang Mai.
When you, Chiang Mai and Rio do Sul 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
🇧🇷 Rio do Sul
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 | 🇧🇷 Rio do Sul |
|---|---|---|
| Local time | 05:37 | 19:37 |
| Local date | Thursday, October 22, 2026 | Wednesday, October 21, 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 | 06:21 | 05:38 |
| Sunset | 17:58 | 18:30 |
| Daylight | 11 h 37 min | 12 h 52 min |
| People on this clock | 127,240 | 72,587 |
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 Rio do Sul: common questions
How many hours behind Chiang Mai is Rio do Sul?
The clocks in Rio do Sul are 10 hours behind those in Chiang Mai (UTC−3 and UTC+7).
What time is it in Rio do Sul when it is 9:00 AM in Chiang Mai?
When it is 9:00 AM in Chiang Mai, it is 11:00 PM (the previous day) in Rio do Sul.
What time is it in Rio do Sul at the end of the working day in Chiang Mai?
The working day in Chiang Mai ends at 6:00 PM; in Rio do Sul it is 8:00 AM at that moment.
Is there a time when both Chiang Mai and Rio do Sul 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 11:00 PM (the previous day) in Rio do Sul; the day in Rio do Sul starts at 7:00 PM in Chiang Mai time.
Until what time in Chiang Mai is it still yesterday in Rio do Sul?
Before 10:00 AM in Chiang Mai, the date in Rio do Sul has not changed yet. From 2:00 PM in Rio do Sul, it is already the next day in Chiang Mai.
Is the time difference between Chiang Mai and Rio do Sul the same all year?
Yes. Neither Chiang Mai nor Rio do Sul switches to summer time, so the gap is always 10 hours.
