Chiang Mai to Sao Tome: time difference
Sao Tome is 7 h behind Chiang Mai. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇸🇹 Sao Tome, Sao Tome and Principe
26
- Greenwich Mean Time
- UTC+0
- Daytime
☀️ 05:18 · 🌙 17:24 · 12 h 6 min
−7 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Chiang Mai 16:55 4:55 PM Sao Tome 09:55 9:55 AM You –:–
16:55 4:55 PM
Indochina Time · UTC+7
☀️ 06:17 · 🌙 18:07
09:55 9:55 AM
Greenwich Mean Time · UTC+0
☀️ 05:18 · 🌙 17:24
·
−7 h
Sao Tome is 7 h behind Chiang Mai.
When you, Chiang Mai and Sao Tome 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
🇸🇹 Sao Tome
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 14 2 PM 15 3 PM 16 4 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Chiang Mai | 🇸🇹 Sao Tome |
|---|---|---|
| Local time | 16:55 | 09:55 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Indochina Time | Greenwich Mean Time |
| UTC offset | UTC+7 | UTC+0 |
| Offset from Chiang Mai | — | −7 h |
| IANA zone | Asia/Bangkok | Africa/Sao Tome |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:17 | 05:18 |
| Sunset | 18:07 | 17:24 |
| Daylight | 11 h 49 min | 12 h 6 min |
| People on this clock | 127,240 | 53,300 |
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 Sao Tome: common questions
How many hours behind Chiang Mai is Sao Tome?
The clocks in Sao Tome are 7 hours behind those in Chiang Mai (UTC+0 and UTC+7).
What time is it in Sao Tome at the start of the working day in Chiang Mai?
The working day in Chiang Mai starts at 9:00 AM; in Sao Tome it is 2:00 AM at that moment.
If it is 6:00 PM in Chiang Mai, what time is it in Sao Tome?
At 6:00 PM in Chiang Mai, clocks in Sao Tome show 11:00 AM.
When do working hours in Chiang Mai and in Sao Tome overlap?
Working hours (9:00 AM–6:00 PM) overlap from 4:00 PM to 6:00 PM in Chiang Mai, which is 9:00 AM to 11:00 AM in Sao Tome.
When does the date change in Sao Tome compared with Chiang Mai?
The new day starts in Sao Tome later: until 7:00 AM in Chiang Mai, it is still the previous day there. From 5:00 PM in Sao Tome, Chiang Mai is already on the next day.
Is the time difference between Chiang Mai and Sao Tome the same all year?
Yes. Neither Chiang Mai nor Sao Tome switches to summer time, so the gap is always 7 hours.
