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Weather Forecast for Koh Samui

Surat Thani, Thailand

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Partly cloudy

Current Weather - Koh Samui: 29°C

Surat Thani, Thailand

Partly cloudy

Feels like 35°C

Wind

21 km/h ESE

Humidity

75%

Pressure

1013 mb

UV Index

5

Visibility

10 km
Patchy rain nearby

Patchy rain nearby

Friday, February 13, 2026

High

28°C

Low

27°C

Rain Chance

89%

Hourly Forecast

Cloudy 27°C
04:00
Patchy rain nearby 27°C
05:00
Patchy rain nearby 27°C
06:00
Overcast 27°C
07:00
Overcast 27°C
08:00
Overcast 27°C
09:00
Partly cloudy 29°C
10:00
Patchy rain nearby 27°C
11:00
Patchy rain nearby 27°C
12:00
Patchy rain nearby 27°C
13:00
Patchy rain nearby 27°C
14:00
Patchy rain nearby 27°C
15:00
Patchy rain nearby 27°C
16:00
Sunny 27°C
17:00
Partly Cloudy 28°C
18:00
Partly Cloudy 28°C
19:00
Partly Cloudy 28°C
20:00
Partly Cloudy 28°C
21:00
Partly Cloudy 27°C
22:00
Partly Cloudy 27°C
23:00
Feb 14

Day Statistics

Maximum Wind

23 km/h

Humidity

77%

Precipitation

0 mm

UV Index

2

Visibility

10 km

Rain Chance

89%

Snow Chance

0%

Sun & Moon

Sunrise

06:39 AM

Sunset

06:28 PM

Moonrise

03:11 AM

Moonset

02:53 PM

Moon Phase

Waning Crescent

Moon Illumination

19%

Air Quality

PM2.5

10

μg/m³

PM10

13.7

μg/m³

NO₂

1.4

μg/m³

O₃

84.9

μg/m³

SO₂

1.4

μg/m³

CO

171.6

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

101.56

Diffuse Radiation

61.66

DNI

0

GTI

61.37