Chiang Mai to Rio Claro: time difference
Rio Claro 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 02:38 2:38 AM Rio Claro 16:38 4:38 PM You –:–
02:38 2:38 AM
Indochina Time · UTC+7
☀️ 06:20 · 🌙 18:00
16:38 4:38 PM
Brasilia Standard Time · UTC-3
☀️ 05:36 · 🌙 18:16
·
−10 h
Rio Claro is 10 h behind Chiang Mai.
When you, Chiang Mai and Rio Claro 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 Claro
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 Claro |
|---|---|---|
| Local time | 02:38 | 16:38 |
| Local date | Monday, October 19, 2026 | Sunday, October 18, 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 | 06:20 | 05:36 |
| Sunset | 18:00 | 18:16 |
| Daylight | 11 h 40 min | 12 h 39 min |
| People on this clock | 127,240 | 201,418 |
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 Claro: common questions
What is the time difference between Chiang Mai and Rio Claro?
Rio Claro is 10 hours behind: it uses UTC−3, while Chiang Mai is on UTC+7.
What time is it in Rio Claro 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 Claro.
What time is it in Rio Claro when it is 6:00 PM in Chiang Mai?
When it is 6:00 PM in Chiang Mai, it is 8:00 AM in Rio Claro.
When is a good time to call Rio Claro from Chiang Mai?
Working hours (9:00 AM–6:00 PM) in Chiang Mai and in Rio Claro do not overlap. At 9:00 AM in Chiang Mai it is 11:00 PM (the previous day) in Rio Claro; when the working day starts in Rio Claro, it is 7:00 PM in Chiang Mai.
When is it still the previous day in Rio Claro?
Until 10:00 AM in Chiang Mai it is still the previous day in Rio Claro. The other way round, from 2:00 PM in Rio Claro it is already the next day in Chiang Mai.
Is the time difference between Chiang Mai and Rio Claro the same all year?
Yes. Neither Chiang Mai nor Rio Claro switches to summer time, so the gap is always 10 hours.
