Castanhal to Chiang Mai: time difference
Chiang Mai is 10 h ahead of Castanhal. 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.
Castanhal 05:39 5:39 AM Chiang Mai 15:39 3:39 PM You –:–
05:39 5:39 AM
Brasilia Standard Time · UTC-3
☀️ 05:55 · 🌙 18:03
15:39 3:39 PM
Indochina Time · UTC+7
☀️ 06:17 · 🌙 18:07
·
+10 h
Chiang Mai is 10 h ahead of Castanhal.
When you, Castanhal 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
🇧🇷 Castanhal
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
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Time zones side by side
| Detail | 🇧🇷 Castanhal | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 05:39 | 15:39 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Brasilia Standard Time | Indochina Time |
| UTC offset | UTC-3 | UTC+7 |
| Offset from Castanhal | — | +10 h |
| IANA zone | America/Belem | Asia/Bangkok |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:55 | 06:17 |
| Sunset | 18:03 | 18:07 |
| Daylight | 12 h 8 min | 11 h 49 min |
| People on this clock | 192,256 | 127,240 |
Compare Castanhal with another city
More comparisons with Castanhal: the time zones next to it and the far side of the clock.
Nearby time zones
Castanhal and Chiang Mai: common questions
How many hours ahead of Castanhal is Chiang Mai?
The clocks in Chiang Mai are 10 hours ahead of those in Castanhal (UTC+7 and UTC−3).
If it is 9:00 AM in Castanhal, what time is it in Chiang Mai?
At 9:00 AM in Castanhal, clocks in Chiang Mai show 7:00 PM.
What time is it in Chiang Mai at the end of the working day in Castanhal?
The working day in Castanhal ends at 6:00 PM; in Chiang Mai it is 4:00 AM (the next day) at that moment.
When do working hours in Castanhal and in Chiang Mai overlap?
They don't: there are no shared working hours. The start of the day in Castanhal (9:00 AM) is 7:00 PM in Chiang Mai, and the start of the day in Chiang Mai is 11:00 PM (the previous day) in Castanhal.
When does the date change in Chiang Mai compared with Castanhal?
The new day starts in Chiang Mai earlier: at 2:00 PM in Castanhal it is already midnight there. Until 10:00 AM in Chiang Mai, Castanhal is still on the previous day.
Does the time gap between Castanhal and Chiang Mai change during the year?
No, the clocks change neither in Castanhal nor in Chiang Mai, so the gap is 10 hours all year round.
