The climate in Ko Samui during November can be summarized as hot, humid and very wet.
November is in the fall / autumn in Ko Samui and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a steamy 29°C (84°F), whilst at night 23°C (73°F) is normal.
|Daytime temperature||28.9°C 83.9°F|
|Nightly temperature||22.8°C 73°F|
|Average temperature||25.8°C 78.4°F|
|Daily sunshine||6.2 hrs|
|Avg rainfall||463 mm 18.2 ins|
|Rainy days||19 days|
|Sea temperature||28.9°C 84.1°F|
|Windspeed||7.2kph 5 mph|
On average November is the wettest month of the year in Ko Samui with around 463mm 18.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Ko Samui in November 2023.
|Hottest month:||April||31.6°C 88.9°F|
|Driest month:||February||39mm 1.5ins|
|Coldest month:||January||28.4°C 83.1°F|
|Wettest month:||November||463mm 18.2ins|