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Weather · Thailand

Ko Samui Weather Forecast

  1. TodayOctober 1630° 24°
  2. TomorrowOctober 1728° 22°
  3. SunOctober 1827° 22°
  4. MonOctober 1926° 22°
  5. TueOctober 2025° 21°
  6. WedOctober 2126° 21°
  7. ThuOctober 2226° 22°
  8. FriOctober 2327° 21°
  9. SatOctober 2425° 22°
  10. SunOctober 2525° 22°
  11. MonOctober 2624° 21°
  12. TueOctober 2726° 22°
  13. WedOctober 2825° 21°
  14. ThuOctober 2926° 21°

Ko Samui · Now 18:49

27°C

Partly cloudy

Feels like 30° · High 30°, low 24°

Next 24 hoursHour by hour
  1. Now26°11%
  2. 21:0026°11%
  3. 00:0024°25%
  4. 03:0024°30%
  5. 06:0023°26%
  6. 09:0026°59%
  7. 12:0028°84%
  8. 15:0027°90%
Wind
3 km/h
northeast · gusts 14
Humidity
61%
Visibility 37 km
Chance of rain
67%
0.1 mm
UV index
9
Very high
Sunrise
06:08
Sunset 18:02
Cloud cover
65%

No notable weather-related road risk.

Updated: · Source: Open-Meteo

It is currently 27°C in Ko Samui with partly cloudy (feels like 30°C). Today's high is 30°C and the low 24°C, with a 67% chance of rain. Tomorrow turns 2°C cooler: a high of 28°C, light showers. The wind is blowing from the northeast at 3 km/h; humidity 61%. Over the next 10 days the warmest day looks to be October 16 (30°C) and the coldest night October 21 (21°C). The wettest day is expected on October 25 (41.7 mm). Yesterday's high was 28°C.

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Ko Samui 16-day forecast

The bar shows each day's range against the period's lowest and highest temperature.

15-day
  1. TodayOctober 1667%24°30°14 km/h
  2. TomorrowOctober 1790%22°28°10 km/h
  3. SundayOctober 18100%22°27°10 km/h
  4. MondayOctober 1998%22°26°9 km/h
  5. TuesdayOctober 2098%21°25°5 km/h
  6. WednesdayOctober 2194%21°26°10 km/h
  7. ThursdayOctober 2292%22°26°3 km/h
  8. FridayOctober 2384%21°27°6 km/h
  9. SaturdayOctober 2484%22°25°6 km/h
  10. SundayOctober 2594%22°25°11 km/h
  11. MondayOctober 2689%21°24°12 km/h
  12. TuesdayOctober 2790%22°26°13 km/h
  13. WednesdayOctober 2882%21°25°11 km/h
  14. ThursdayOctober 2986%21°26°14 km/h
  15. FridayOctober 3076%21°25°15 km/h
  16. SaturdayOctober 3172%24°25°14 km/h

Frequently asked questions

What is the temperature in Ko Samui right now?
It is 27°C in Ko Samui right now with partly cloudy. Today's high is 30°C and the low 24°C.
Will it rain in Ko Samui tomorrow?
Yes, the chance of rain tomorrow is 67%, with about 9.5 mm expected.
Will it snow in Ko Samui?
No snow is forecast for Ko Samui in the next 10 days.
What will the weather be like in Ko Samui this week?
Over the next 10 days the warmest day looks to be October 16 (30°C) and the coldest night October 21 (21°C).