ClimateForecastDecemberJanuary >>

Ko Yao Yai Climate by Month

Ko Yao Yai maintains a fairly consistent very warm average temperature. It is also known for its large amounts of rainfall. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

The temperature in Ko Yao Yai remains steady throughout the year, providing a consistently very warm climate. Typically, daytime temperatures range from a very warm 31°C in April to a comfortable 30°C in the coolest month, December. Nights are cooler, with temperatures generally dropping to 25°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Ko Yao Yai has a relatively rainy climate with high precipitation levels, averaging 2313 mm of rainfall annually. The climate in Ko Yao Yai shows significant variation throughout the year. Expect heavy rainfall in September, with an average of 322 mm of precipitation over 23 rainy days.

In contrast, February offers drier and sunnier days, with around 32 mm of rainfall over 3 rainy days.

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

Sunshine over the year

If you're planning a trip to Ko Yao Yai, rest assured that sunshine is an important factor. With peak sunshine in January at 0.0 hours daily and a slight dip to 0.0 hours in January, it maintains a sunny destination year-round.

Monthly hours of sunshine

Data from: Ao Phang Nga Marine national park, Thailand (25 KM, 15 Miles).

Daily hours of sunshine

Data from: Ao Phang Nga Marine national park, Thailand (25 KM, 15 Miles).

The best time of year to visit Ko Yao Yai in Thailand

Ko Yao Yai has high temperatures year round ranging between 29°C and 31°C.
Other facts from our historical weather data:
  • Which is the hottest month in Ko Yao Yai?
    April has an average maximum temperature of 31°C and is the hottest month of the year.
  • Which is the coolest month in Ko Yao Yai?
    The coolest month is December with an average maximum temperature of 30°C.
  • Which is the wettest month in Ko Yao Yai?
    September tops the wettest month list with 322 mm of rainfall.
  • Which is the driest month in Ko Yao Yai?
    February is the driest month with 32 mm of precipitation.
  • Which is the sunniest month in Ko Yao Yai?
    September is the sunniest month with an average of 0 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 Ko Yao Yai

    Thu   Dec 12
    31°C | 26°C
    N 14 km/h
    14 mm
    broken clouds and thunder

    broken clouds and thunder

    Fri   Dec 13
    30°C | 25°C
    E 22 km/h
    20 mm
    broken clouds and thunder

    broken clouds and thunder

    Sat   Dec 14
    30°C | 25°C
    E 14 km/h
    5.4 mm
    broken clouds and thunder

    broken clouds and thunder