Time Now in Ko Samui, Thailand 🇹🇭
Lat/Long: 9.54° N, 99.94° E
Elevation: 8 m above sea level
Population rank: #57 of 981 cities in Thailand by population
Province: Surat Thani
IANA Timezone: Asia/Bangkok
Solar time: clocks run about 20m ahead of the sun
Timezone: +07
Daylight Saving Time: No ❌
Ko Samui keeps its clocks on UTC+07:00, in the Asia/Bangkok time zone. Ko Samui does not observe daylight saving time, so this offset holds all year. Day and night are close to even today, with about 12 hours of daylight. Sitting close to the equator, Ko Samui sees day length barely change from month to month. Ko Samui lies barely above sea level, at roughly 8 m. The nearest big city, Singapore, is a distant 1007 km away. Ko Samui is a significant city in Thailand, worth timing right for calls and travel.
The sun rises over Ko Samui at 06:10 and sets at 18:21, giving 12h 10m of daylight today.
Time & Daylight in Ko Samui
Daylight Hours in Ko Samui
Ko Samui gets 12h 11m of daylight today. Sunrise in Ko Samui is at 06:10 and sunset in Ko Samui is at 18:21.
Daylight ranges from about 11h 34m near the December solstice to 12h 41m near the June solstice.
Time Difference Between Ko Samui and Major Cities
Live local time and the difference from Ko Samui right now.
Other Cities in Thailand with Local Time
Cities Sharing Ko Samui's Time Zone (UTC+07:00)
These major cities are at the same UTC offset as Ko Samui.
Weather in Ko Samui
Tools to Plan Meetings
Prayer Times in Ko Samui
| Date | Fajr | Sunrise | Dhuhr | Asr | Maghrib | Isha |
|---|---|---|---|---|---|---|
| Mon, 14 Sep ● | 04:58 | 06:10 | 12:16 | 15:27 | 18:21 | 19:51 |
| Tue, 15 Sep | 04:58 | 06:10 | 12:15 | 15:27 | 18:21 | 19:51 |
| Wed, 16 Sep | 04:58 | 06:10 | 12:15 | 15:27 | 18:20 | 19:50 |
| Thu, 17 Sep | 04:58 | 06:09 | 12:14 | 15:27 | 18:20 | 19:50 |
| Fri, 18 Sep | 04:58 | 06:09 | 12:14 | 15:27 | 18:19 | 19:49 |
| Sat, 19 Sep | 04:57 | 06:09 | 12:14 | 15:27 | 18:18 | 19:48 |
| Sun, 20 Sep | 04:57 | 06:09 | 12:13 | 15:27 | 18:18 | 19:48 |
Add Ko Samui Widgets to Your Website
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Ko Samui Prayer Times Widget
Show daily prayer times for Ko Samui on any website
Ko Samui Weather Widget
Current conditions and 7-day forecast for Ko Samui
Ko Samui Sunrise & Sunset Widget
Sunrise, sunset, day length, and twilight times for Ko Samui
Ko Samui Moon Phase Widget
Current phase, illumination, and next full/new moon for Ko Samui
Ko Samui Countdown Timer Widget
Live event countdown in Ko Samui local time
14-day Forecast for Ko Samui
Sunrise & Sunset Times for Ko Samui
Sunrise
in Ko Samui
↑
6:10 AM
Sunset
in Ko Samui
↓
6:21 PM
Day Length
12h 10m
Dawn
in Ko Samui
5:49 AM
Dusk
in Ko Samui
6:42 PM
View detailed past and future sunrise, sunset, and twilight times for Ko Samui. Track daylight hours, sun phases, and more.
Moon Phases & Times for Ko Samui
Current Phase
Waxing Crescent
Illumination
13.2%
Next Moonrise
↑
Tomorrow, 09:24
Next Moonset
↓
Tomorrow, 21:15
View the detailed moon calendar for Ko Samui with moonphases, moonrise, and moonset times for any date.
Distances & Clock Changes in Ko Samui
How Far Is Ko Samui From Other Major Cities?
| City | Distance | Direction |
|---|---|---|
| Singapore | 1,007 km | SSE (155deg) |
| Hong Kong | 2,079 km | NE (45deg) |
| Mumbai | 3,097 km | WNW (293deg) |
| Tokyo | 4,951 km | NE (48deg) |
| Dubai | 5,021 km | WNW (296deg) |
| Sydney | 7,246 km | SE (134deg) |
| Moscow | 7,422 km | NNW (327deg) |
| Paris | 9,758 km | NW (319deg) |
Ko Samui's Antipode: The Opposite Side of the Earth
Dig straight through the Earth from Ko Samui and you would surface near Puerto Santa, Peru, about 167 km from the antipodal point at 9.5deg S, 80.1deg W.
Frequently Asked Questions about Ko Samui
What time is it in Ko Samui right now?
The current local time in Ko Samui is 21:34 on Monday, September 14, 2026. Ko Samui follows the Asia/Bangkok time zone.
What time zone is Ko Samui in?
Ko Samui runs on the Asia/Bangkok IANA time zone (UTC+07:00), the same zone used across the surrounding region, with the clocks shifting automatically whenever daylight saving is in force.
How many hours ahead or behind UTC is Ko Samui?
Is Ko Samui on daylight saving time right now?
No. As of September 14, 2026, Ko Samui is on standard time, with no daylight-saving shift in effect.
What time is sunrise and sunset in Ko Samui today?
Ko Samui sees sunrise at 06:10 and sunset at 18:21 today, giving 12h 10m of daylight.
What moon phase is visible over Ko Samui tonight?
The moon phase over Ko Samui tonight is Waxing Crescent with 13.2% illumination.
What is solar time in Ko Samui?
Solar time follows the Sun's actual position, with solar noon when the Sun is highest in the sky. In Ko Samui, clocks run about 20m ahead of local solar time, because the official time zone does not exactly match the Sun's position.