ClimateForecastDecemberJanuary >>

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

Data from: Sendai, Japan (48 KM, 30 Miles).

Daily hours of sunshine

Data from: Sendai, Japan (48 KM, 30 Miles).

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:
  • Which months have the greatest rainfall in Yamagata?
    Most rainfall (rainy season) is seen in July and August.
  • Which is the warmest month in Yamagata?
    August has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Yamagata?
    The coldest month is January with an average maximum temperature of 3°C.
  • Which is the wettest month in Yamagata?
    July tops the wettest month list with 192 mm of rainfall.
  • Which is the driest month in Yamagata?
    November is the driest month with 93 mm of precipitation.
  • Which is the sunniest month in Yamagata?
    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.

    Forecast for Yamagata

    Thu   Dec 12
    4°C | -1°C
    NW 11 km/h
    2.1 mm
    partly cloudy and rain

    partly cloudy and rain

    Fri   Dec 13
    4°C | -1°C
    SW 7 km/h
    8.1 mm
    overcast and sleet

    overcast and sleet

    Sat   Dec 14
    3°C | -3°C
    NW 7 km/h
    4.3 mm
    partly cloudy and sleet

    partly cloudy and sleet