Koh Samui to Singapore: time difference
Singapore is 1 h ahead of Koh Samui. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Koh Samui 08:39 8:39 AM Singapore 09:39 9:39 AM You –:–
08:39 8:39 AM
Indochina Time · UTC+7
☀️ 06:09 · 🌙 18:07
09:39 9:39 AM
Singapore Standard Time · UTC+8
☀️ 06:50 · 🌙 18:55
·
+1 h
Singapore is 1 h ahead of Koh Samui.
When you, Koh Samui and Singapore are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇭 Koh Samui
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
🇸🇬 Singapore
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Koh Samui | 🇸🇬 Singapore |
|---|---|---|
| Local time | 08:39 | 09:39 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Indochina Time | Singapore Standard Time |
| UTC offset | UTC+7 | UTC+8 |
| Offset from Koh Samui | — | +1 h |
| IANA zone | Asia/Bangkok | Asia/Singapore |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:09 | 06:50 |
| Sunset | 18:07 | 18:55 |
| Daylight | 11 h 58 min | 12 h 6 min |
| People on this clock | 62,110 | 5,535,002 |
Compare Koh Samui with another city
More comparisons with Koh Samui: the time zones next to it and the far side of the clock.
Big time differences
Koh Samui and Singapore: common questions
What is the time difference between Koh Samui and Singapore?
Singapore is 1 hour ahead: it uses UTC+8, while Koh Samui is on UTC+7.
If it is 9:00 AM in Koh Samui, what time is it in Singapore?
At 9:00 AM in Koh Samui, clocks in Singapore show 10:00 AM.
What time is it in Singapore when it is 6:00 PM in Koh Samui?
When it is 6:00 PM in Koh Samui, it is 7:00 PM in Singapore.
When is a good time to call Singapore from Koh Samui?
Between 9:00 AM and 5:00 PM in Koh Samui – that is 10:00 AM to 6:00 PM in Singapore – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Singapore?
From 11:00 PM in Koh Samui it is already the next day in Singapore. The other way round, until 1:00 AM in Singapore it is still the previous day in Koh Samui.
Does the time difference between Koh Samui and Singapore change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
