Barreiro to Chiang Mai: time difference
Chiang Mai is 6 h ahead of Barreiro. 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.
Barreiro 15:01 3:01 PM Chiang Mai 21:01 9:01 PM You –:–
15:01 3:01 PM
Western European Summer Time · UTC+1
☀️ 07:50 · 🌙 18:54
21:01 9:01 PM
Indochina Time · UTC+7
☀️ 06:20 · 🌙 18:00
·
+6 h
Chiang Mai is 6 h ahead of Barreiro.
When you, Barreiro 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
🇵🇹 Barreiro
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
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 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Barreiro | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 15:01 | 21:01 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Western European Summer Time | Indochina Time |
| UTC offset | UTC+1 | UTC+7 |
| Offset from Barreiro | — | +6 h |
| IANA zone | Europe/Lisbon | Asia/Bangkok |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:50 | 06:20 |
| Sunset | 18:54 | 18:00 |
| Daylight | 11 h 4 min | 11 h 40 min |
| People on this clock | 78,359 | 127,240 |
Compare Barreiro with another city
More comparisons with Barreiro: the time zones next to it and the far side of the clock.
Big time differences
Barreiro and Chiang Mai: common questions
How many hours ahead of Barreiro is Chiang Mai?
The clocks in Chiang Mai are 6 hours ahead of those in Barreiro (UTC+7 and UTC+1).
If it is 9:00 AM in Barreiro, what time is it in Chiang Mai?
At 9:00 AM in Barreiro, clocks in Chiang Mai show 3:00 PM.
What time is it in Chiang Mai at the end of the working day in Barreiro?
The working day in Barreiro ends at 6:00 PM; in Chiang Mai it is 12:00 AM (the next day) at that moment.
When is a good time to call Chiang Mai from Barreiro?
Between 9:00 AM and 12:00 PM in Barreiro – that is 3:00 PM to 6:00 PM in Chiang Mai – both places are within working hours (9:00 AM–6:00 PM).
From what time in Barreiro is it tomorrow in Chiang Mai?
Once it is 6:00 PM in Barreiro, the date in Chiang Mai has already changed. Until 6:00 AM in Chiang Mai, it is still the previous day in Barreiro.
Is the time difference between Barreiro and Chiang Mai the same all year?
No. Only Barreiro switches to summer time, so the gap changes twice a year. From October 25, 2026, Chiang Mai will be 7 hours ahead of Barreiro.
