Weather atlas / Local forecast

Ko Samui

9.54° latitude / 99.94° longitude

TH

Updated just now

Current conditions

Mainly clear
29°C
Feels like 34°C · Mainly clear
Humidity
82%
Wind
10 km/h ESE
Pressure
1013 hPa
UV Index
0 Low
Cloud Cover
35%
Precipitation
0 mm
Sunrise
6:12 AM
Sunset
5:57 PM
Compare

What to expect today in Ko Samui

Right now in Ko Samui it's 29°C with mainly clear. It feels warmer than that, more like 34°C. Today's high should reach 30°C with an overnight low near 28°C. Expect rain overnight, with chances peaking near 60%. Tomorrow looks similar, with highs near 29°C with thunderstorm.

Next 25 Hours

Now
Slight rain showers
29°C
0.2
16:00
Slight rain showers
29°C
0.4
17:00
Overcast
30°C
0.2
18:00
Overcast
30°C
·
19:00
Overcast
30°C
·
20:00
Overcast
29°C
0.1
21:00
Overcast
29°C
·
22:00
Mainly clear
29°C
·
23:00
Overcast
29°C
0.2
00:00
Overcast
29°C
·
01:00
Overcast
29°C
·
02:00
Overcast
29°C
·
03:00
Overcast
28°C
0.1
04:00
Overcast
28°C
·
05:00
Overcast
28°C
0.1
06:00
Overcast
28°C
·
07:00
Overcast
28°C
·
08:00
Overcast
28°C
0.1
09:00
Overcast
28°C
0.1
10:00
Slight rain showers
29°C
0.3
11:00
Thunderstorm
29°C
0.9
12:00
Slight rain showers
29°C
0.7
13:00
Thunderstorm
29°C
0.9
14:00
Thunderstorm
29°C
1.0
15:00
Thunderstorm
29°C
0.9

10-Day Forecast

Daily low high · Select a day for details

Forecast trends

Next 24 hours — temperature & precipitation

10-day outlook — high / low & rainfall

About Ko Samui

Ko Samui is a beautiful island in the Gulf of Thailand known for its stunning beaches and vibrant nightlife. It enjoys a tropical climate with warm temperatures year-round.

Ko Samui experiences a tropical monsoon climate with distinct wet and dry seasons. Temperatures range from about 23 to 32 degrees Celsius year-round, with the hottest months being typically March to May. Expect high humidity and occasional heavy rainfall during the wet season.

Nearby Cities

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