Chiang Mai to Fortaleza: time difference
Fortaleza 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 08:39 8:39 AM Fortaleza 22:39 10:39 PM You –:–
08:39 8:39 AM
Indochina Time · UTC+7
☀️ 06:17 · 🌙 18:07
22:39 10:39 PM
Brasilia Standard Time · UTC-3
☀️ 05:17 · 🌙 17:27
·
−10 h
Fortaleza is 10 h behind Chiang Mai.
When you, Chiang Mai and Fortaleza 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
🇧🇷 Fortaleza
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 | 🇧🇷 Fortaleza |
|---|---|---|
| Local time | 08:39 | 22:39 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 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/Fortaleza |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:17 | 05:17 |
| Sunset | 18:07 | 17:27 |
| Daylight | 11 h 49 min | 12 h 10 min |
| People on this clock | 127,240 | 2,428,708 |
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 Fortaleza: common questions
How many hours behind Chiang Mai is Fortaleza?
The clocks in Fortaleza are 10 hours behind those in Chiang Mai (UTC−3 and UTC+7).
If it is 9:00 AM in Chiang Mai, what time is it in Fortaleza?
At 9:00 AM in Chiang Mai, clocks in Fortaleza show 11:00 PM (the previous day).
What time is it in Fortaleza when it is 6:00 PM in Chiang Mai?
When it is 6:00 PM in Chiang Mai, it is 8:00 AM in Fortaleza.
Is there a time when both Chiang Mai and Fortaleza 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 Fortaleza; the day in Fortaleza starts at 7:00 PM in Chiang Mai time.
When is it still the previous day in Fortaleza?
Until 10:00 AM in Chiang Mai it is still the previous day in Fortaleza. The other way round, from 2:00 PM in Fortaleza it is already the next day in Chiang Mai.
Does the time difference between Chiang Mai and Fortaleza change?
No. Neither place uses daylight saving time, so the difference stays 10 hours all year.
