Chiang Mai to Siena: time difference
Siena is 5 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 00:32 12:32 AM Siena 19:32 7:32 PM You –:–
00:32 12:32 AM
Indochina Time · UTC+7
☀️ 06:19 · 🌙 18:01
19:32 7:32 PM
Central European Summer Time · UTC+2
☀️ 07:31 · 🌙 18:30
·
−5 h
Siena is 5 h behind Chiang Mai.
When you, Chiang Mai and Siena 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
🇮🇹 Siena
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 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Chiang Mai | 🇮🇹 Siena |
|---|---|---|
| Local time | 00:32 | 19:32 |
| Local date | Sunday, October 18, 2026 | Saturday, October 17, 2026 |
| Time zone | Indochina Time | Central European Summer Time |
| UTC offset | UTC+7 | UTC+2 |
| Offset from Chiang Mai | — | −5 h |
| IANA zone | Asia/Bangkok | Europe/Rome |
| Daylight saving | Not observed | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 06:19 | 07:31 |
| Sunset | 18:01 | 18:30 |
| Daylight | 11 h 41 min | 10 h 59 min |
| People on this clock | 127,240 | 53,903 |
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 Siena: common questions
How many hours behind Chiang Mai is Siena?
The clocks in Siena are 5 hours behind those in Chiang Mai (UTC+2 and UTC+7).
What time is it in Siena when it is 9:00 AM in Chiang Mai?
When it is 9:00 AM in Chiang Mai, it is 4:00 AM in Siena.
If it is 6:00 PM in Chiang Mai, what time is it in Siena?
At 6:00 PM in Chiang Mai, clocks in Siena show 1:00 PM.
When do working hours in Chiang Mai and in Siena overlap?
Working hours (9:00 AM–6:00 PM) overlap from 2:00 PM to 6:00 PM in Chiang Mai, which is 9:00 AM to 1:00 PM in Siena.
Until what time in Chiang Mai is it still yesterday in Siena?
Before 5:00 AM in Chiang Mai, the date in Siena has not changed yet. From 7:00 PM in Siena, it is already the next day in Chiang Mai.
Does the time difference between Chiang Mai and Siena change?
Yes. The clocks change only in Siena. From October 25, 2026, Siena will be 6 hours behind Chiang Mai.
