ClimateForecastDecemberJanuary >>

Thong Son Beach Climate by Month

Thong Son Beach has pretty similar weather over the course of the year. It also has a notably wet climate with much precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

The temperature in Thong Son Beach remains steady throughout the year, providing a consistently very warm climate. Average daytime temperatures range from a very warm 31°C in May, the warmest time of the year, to a comfortable 29°C during cooler months like January. At night, temperatures typically average around 26°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Thong Son Beach has a relatively rainy climate with high precipitation levels, averaging 1726 mm of rainfall annually. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, October receives heavy rainfall, averaging 308 mm of precipitation, recorded across 20 rainy days. In contrast, the drier season, February brings less rainfall, with 45 mm over 5 rainy days.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Thong Son Beach. While March receives considerable daily sunshine with up to 8.0 hours, September marks the darkest time of the year, where sunshine is scarce with only 4.8 hours of sunlight per day.

Monthly hours of sunshine

Data from: Koh Samui, Thailand (16 KM, 10 Miles).

Daily hours of sunshine

Data from: Koh Samui, Thailand (16 KM, 10 Miles).

Average water temperature

The mean water temperature over the year in Thong Son Beach ranges from 27°C in January to 30°C in April.

Water temperature over the year

Data from: Koh Samui, Thailand (16 KM, 10 Miles).

The best time of year to visit Thong Son Beach in Thailand

Other facts from our historical weather data:
  • Which months have the greatest rainfall in Thong Son Beach?
    Most rainfall (rainy season) is seen in September, October and November.
  • Which is the hottest month in Thong Son Beach?
    May has an average maximum temperature of 31°C and is the hottest month of the year.
  • Which is the coolest month in Thong Son Beach?
    The coolest month is January with an average maximum temperature of 29°C.
  • Which is the wettest month in Thong Son Beach?
    October tops the wettest month list with 308 mm of rainfall.
  • Which is the driest month in Thong Son Beach?
    February is the driest month with 45 mm of precipitation.
  • Which is the sunniest month in Thong Son Beach?
    March is the sunniest month with an average of 240 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Thong Son Beach

    Thu   Dec 12
    29°C | 25°C
    NE 14 km/h
    41 mm
    overcast and thunder

    overcast and thunder

    Fri   Dec 13
    28°C | 25°C
    E 14 km/h
    52 mm
    overcast and heavy rain

    overcast and heavy rain

    Sat   Dec 14
    28°C | 24°C
    E 14 km/h
    47 mm
    overcast and heavy rain

    overcast and heavy rain