Yakushima Climate by Month
The temperature in Yakushima can vary quite a bit throughout the year.
Temperatures can be warm during the warmest months,
and mild during the cooler months.
It is also known for its large amounts of rainfall.
Let’s explore the climate details in depth to provide you with a complete overview.
Average day and night temperature
Visitors to Yakushima can expect significant temperature changes throughout the year. Typically, daytime temperatures range from a comfortable 29°C in August to a moderate 16°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to 12°C, particularly during the colder months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Yakushima is known for its substantial rainfall, with annual precipitation reaching 2467 mm. The climate in Yakushima shows significant variation throughout the year. Expect heavy rainfall in June, with an average of 474 mm of precipitation over 22 rainy days. In contrast, December offers drier and sunnier days, with around 130 mm of rainfall over 21 rainy days.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
For those who appreciate different seasons, Yakushima serves as an ideal destination. Expect longer, more sun-filled days in August with an average of 7.7 hours of sunshine daily, and embrace the darker days in January, offering only 3.6 hours of daily sunlight.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is moderate throughout the year in Yakushima.
Relative humidity over the year
The best time of year to visit Yakushima in Japan
During the months of April, May, October and November you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
August has an average maximum temperature of 29°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 16°C.
June tops the wettest month list with 474 mm of rainfall.
December is the driest month with 130 mm of precipitation.
August is the sunniest month with an average of 230 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.
