Kos to Chiang Mai: time difference
Chiang Mai is 4 h ahead of Kos. 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.
Kos 08:23 8:23 AM Chiang Mai 12:23 12:23 PM You –:–
08:23 8:23 AM
Eastern European Summer Time · UTC+3
☀️ 07:24 · 🌙 18:30
12:23 12:23 PM
Indochina Time · UTC+7
☀️ 06:20 · 🌙 17:59
·
+4 h
Chiang Mai is 4 h ahead of Kos.
When you, Kos 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
🇬🇷 Kos
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
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 0 12 AM 1 1 AM 2 2 AM 3 3 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇷 Kos | 🇹🇭 Chiang Mai |
|---|---|---|
| Local time | 08:23 | 12:23 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Eastern European Summer Time | Indochina Time |
| UTC offset | UTC+3 | UTC+7 |
| Offset from Kos | — | +4 h |
| IANA zone | Europe/Athens | Asia/Bangkok |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | Not observed |
| Sunrise | 07:24 | 06:20 |
| Sunset | 18:30 | 17:59 |
| Daylight | 11 h 6 min | 11 h 39 min |
| People on this clock | 30,947 | 127,240 |
Compare Kos with another city
More comparisons with Kos: the time zones next to it and the far side of the clock.
Big time differences
Kos and Chiang Mai: common questions
How far ahead of Kos is Chiang Mai?
Chiang Mai is 4 hours ahead of Kos: UTC+7 against UTC+3.
What time is it in Chiang Mai when it is 9:00 AM in Kos?
When it is 9:00 AM in Kos, it is 1:00 PM in Chiang Mai.
If it is 6:00 PM in Kos, what time is it in Chiang Mai?
At 6:00 PM in Kos, clocks in Chiang Mai show 10:00 PM.
When do working hours in Kos and in Chiang Mai overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 2:00 PM in Kos, which is 1:00 PM to 6:00 PM in Chiang Mai.
When is it already the next day in Chiang Mai?
From 8:00 PM in Kos it is already the next day in Chiang Mai. The other way round, until 4:00 AM in Chiang Mai it is still the previous day in Kos.
Is the time difference between Kos and Chiang Mai the same all year?
No. Only Kos switches to summer time, so the gap changes twice a year. From October 25, 2026, Chiang Mai will be 5 hours ahead of Kos.
