| Country: | Thailand |
|---|---|
| Type: | Seat of a Second-Order Administrative Division |
| Lat/Long: | 9°32'N / 99°56'E |
| Currency: | Baht (THB) |
| Languages: | English, Thai |
| Also known as: | Amphoe Ko Samui, Amphoe Koh Sa-mui, Amphoe Koksamui, Ban Na Dhaun |
More Sun & Moon in Ko Samui
+ Show More Twilight and Moon Phase Information
Solar Noon
Sun in North: 12:19 pm
Altitude: 76.4°
Altitude: 76.4°
Astronomical
Twilight
4:42 am – 5:09 am
7:30 pm – 7:57 pm
7:30 pm – 7:57 pm
Nautical
Twilight
5:09 am – 5:36 am
7:03 pm – 7:30 pm
7:03 pm – 7:30 pm
Civil
Twilight
5:36 am – 5:59 am
6:40 pm – 7:03 pm
6:40 pm – 7:03 pm
Previous
Moon Phase
First Quarter
June 3, 2025
10:40 am
June 3, 2025
10:40 am
Next
Moon Phase
Full Moon
June 11, 2025
2:43 pm
June 11, 2025
2:43 pm
Calendar & Holidays
Upcoming Holidays
Airports
- Samui Airport, USM
About 9 mi E of Ko Samui - Surat Thani Airport, URT
About 61 mi WSW of Ko Samui
Ko Samui
Thailand
10:3347am
Wednesday, June 11, 2025