Weather Forecast for Koh Samui
Surat Thani, Thailand
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Current Weather - Koh Samui: 28°C
Current Weather - Koh Samui: 28°C
Surat Thani, Thailand
Partly cloudy
Feels like 31°C
Wind
21 km/h W
Humidity
84%
Pressure
1009 mb
UV Index
0
Visibility
10 km
Partly Cloudy
Friday, July 03, 2026
High
30°C
Low
28°C
Rain Chance
57%
Hourly Forecast
29°C
29°C
29°C
30°C
29°C
28°C
30°C
29°C
29°C
Day Statistics
Maximum Wind
35 km/h
Humidity
73%
Precipitation
1 mm
UV Index
11
Visibility
9 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:04 AM
Sunset
06:44 PM
Moonrise
09:30 PM
Moonset
08:47 AM
Moon Phase
Waning Gibbous
Moon Illumination
79%
Air Quality
PM2.5
7.5
μg/m³
PM10
14.4
μg/m³
NO₂
1.8
μg/m³
O₃
52.9
μg/m³
SO₂
0.7
μg/m³
CO
122
μg/m³
Partly Cloudy
Saturday, July 04, 2026
High
30°C
Low
28°C
Rain Chance
36%
Hourly Forecast
29°C
29°C
29°C
29°C
28°C
28°C
28°C
28°C
28°C
29°C
29°C
29°C
29°C
29°C
30°C
30°C
30°C
30°C
30°C
29°C
29°C
29°C
29°C
29°C
Day Statistics
Maximum Wind
35 km/h
Humidity
73%
Precipitation
0 mm
UV Index
11
Visibility
10 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
06:04 AM
Sunset
06:44 PM
Moonrise
10:08 PM
Moonset
09:32 AM
Moon Phase
Waning Gibbous
Moon Illumination
70%
Air Quality
PM2.5
5.1
μg/m³
PM10
8.1
μg/m³
NO₂
1.9
μg/m³
O₃
55.5
μg/m³
SO₂
0.8
μg/m³
CO
110.7
μg/m³
Partly Cloudy
Sunday, July 05, 2026
High
29°C
Low
27°C
Rain Chance
69%
Hourly Forecast
29°C
29°C
29°C
29°C
28°C
28°C
28°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
28°C
28°C
27°C
Day Statistics
Maximum Wind
35 km/h
Humidity
73%
Precipitation
7 mm
UV Index
9
Visibility
10 km
Rain Chance
69%
Snow Chance
0%
Sun & Moon
Sunrise
06:04 AM
Sunset
06:44 PM
Moonrise
10:44 PM
Moonset
10:16 AM
Moon Phase
Last Quarter
Moon Illumination
60%
Air Quality
PM2.5
4.2
μg/m³
PM10
6.1
μg/m³
NO₂
1.5
μg/m³
O₃
65.4
μg/m³
SO₂
0.8
μg/m³
CO
126.6
μg/m³
Partly Cloudy
Monday, July 06, 2026
High
29°C
Low
27°C
Rain Chance
57%
Hourly Forecast
27°C
27°C
28°C
28°C
28°C
28°C
28°C
28°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
Day Statistics
Maximum Wind
37 km/h
Humidity
73%
Precipitation
1 mm
UV Index
7
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:04 AM
Sunset
06:44 PM
Moonrise
11:20 PM
Moonset
11:00 AM
Moon Phase
Last Quarter
Moon Illumination
49%
Air Quality
PM2.5
6.1
μg/m³
PM10
9.3
μg/m³
NO₂
1.8
μg/m³
O₃
65.4
μg/m³
SO₂
1
μg/m³
CO
137.8
μg/m³
Sunny
Tuesday, July 07, 2026
High
31°C
Low
28°C
Rain Chance
57%
Hourly Forecast
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
28°C
29°C
29°C
29°C
29°C
30°C
30°C
30°C
31°C
30°C
30°C
30°C
30°C
30°C
29°C
29°C
Day Statistics
Maximum Wind
39 km/h
Humidity
72%
Precipitation
1 mm
UV Index
10
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:05 AM
Sunset
06:44 PM
Moonrise
11:57 PM
Moonset
11:45 AM
Moon Phase
Last Quarter
Moon Illumination
39%
Air Quality
PM2.5
6.1
μg/m³
PM10
9
μg/m³
NO₂
1.7
μg/m³
O₃
70.9
μg/m³
SO₂
1.1
μg/m³
CO
128.6
μg/m³
Sunny
Wednesday, July 08, 2026
High
31°C
Low
28°C
Rain Chance
7%
Hourly Forecast
29°C
29°C
28°C
28°C
28°C
28°C
28°C
28°C
29°C
29°C
29°C
29°C
30°C
30°C
30°C
31°C
31°C
31°C
31°C
30°C
30°C
30°C
29°C
29°C
Day Statistics
Maximum Wind
38 km/h
Humidity
71%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
7%
Snow Chance
0%
Sun & Moon
Sunrise
06:05 AM
Sunset
06:44 PM
Moonrise
Does not rise today
Moonset
12:33 PM
Moon Phase
Waning Crescent
Moon Illumination
28%
Sunny
Thursday, July 09, 2026
High
31°C
Low
28°C
Rain Chance
8%
Hourly Forecast
29°C
29°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
28°C
29°C
29°C
30°C
30°C
31°C
31°C
31°C
31°C
30°C
30°C
30°C
29°C
29°C
29°C
Day Statistics
Maximum Wind
41 km/h
Humidity
73%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
8%
Snow Chance
0%
Sun & Moon
Sunrise
06:05 AM
Sunset
06:44 PM
Moonrise
12:38 AM
Moonset
01:23 PM
Moon Phase
Waning Crescent
Moon Illumination
19%
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