Singapore to Koh Samui: time difference
Koh Samui is 1 h behind Singapore. 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.
Singapore 10:41 10:41 AM Koh Samui 09:41 9:41 AM You –:–
10:41 10:41 AM
Singapore Standard Time · UTC+8
☀️ 06:50 · 🌙 18:55
09:41 9:41 AM
Indochina Time · UTC+7
☀️ 06:09 · 🌙 18:07
·
−1 h
Koh Samui is 1 h behind Singapore.
When you, Singapore and Koh Samui are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇸🇬 Singapore
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
🇹🇭 Koh Samui
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 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇸🇬 Singapore | 🇹🇭 Koh Samui |
|---|---|---|
| Local time | 10:41 | 09:41 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Singapore Standard Time | Indochina Time |
| UTC offset | UTC+8 | UTC+7 |
| Offset from Singapore | — | −1 h |
| IANA zone | Asia/Singapore | Asia/Bangkok |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:50 | 06:09 |
| Sunset | 18:55 | 18:07 |
| Daylight | 12 h 6 min | 11 h 58 min |
| People on this clock | 5,535,002 | 62,110 |
Compare Singapore with another city
More comparisons with Singapore: the time zones next to it and the far side of the clock.
Big time differences
Singapore and Koh Samui: common questions
How far behind Singapore is Koh Samui?
Koh Samui is 1 hour behind Singapore: UTC+7 against UTC+8.
If it is 9:00 AM in Singapore, what time is it in Koh Samui?
At 9:00 AM in Singapore, clocks in Koh Samui show 8:00 AM.
What time is it in Koh Samui when it is 6:00 PM in Singapore?
When it is 6:00 PM in Singapore, it is 5:00 PM in Koh Samui.
When is a good time to call Koh Samui from Singapore?
Between 10:00 AM and 6:00 PM in Singapore – that is 9:00 AM to 5:00 PM in Koh Samui – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Koh Samui compared with Singapore?
The new day starts in Koh Samui later: until 1:00 AM in Singapore, it is still the previous day there. From 11:00 PM in Koh Samui, Singapore is already on the next day.
Does the time gap between Singapore and Koh Samui change during the year?
No, the clocks change neither in Singapore nor in Koh Samui, so the gap is 1 hour all year round.
