Yamagata Climate by Month
Yamagata experiences great temperature shifts.
The city's weather can transition from warm days
to cold weather.
It also experiences much rain/snowfall throughout the year.
Let’s explore the climate details in depth to provide you with a complete overview.
Average day and night temperature
The climate in Yamagata is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a comfortable 28°C in August. In January, the coolest month of the year, temperatures drop to a chilly 3°C. At night, expect cooler temperatures, averaging -5°C during this month.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Yamagata has a notably wet climate with abundant precipitation, recording 1496 mm of rain/snowfall per year. Yamagata experiences moderate seasonal variation in rainfall, with monthly averages ranging from 192 mm in July, the wettest month, and 93 mm in November, the driest month.The mean monthly precipitation over the year, including rain, hail and snow
Sunshine over the year
Yamagata experiences moderate variation in sunshine hours across the seasons. With 6.5 hours daily sunshine in April, it dips to 4.1 hours in July, offering a balanced mix of sunny and overcast days.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is moderate throughout the year in Yamagata.
Relative humidity over the year
The best time of year to visit Yamagata in Japan
During the months of May, June and September 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:
Most rainfall (rainy season) is seen in July and August.
August has an average maximum temperature of 28°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 3°C.
July tops the wettest month list with 192 mm of rainfall.
November is the driest month with 93 mm of precipitation.
April is the sunniest month with an average of 195 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.