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Niigata Climate by Month

The temperature in Niigata can vary greatly throughout the year. The temperatures shift from very warm to cold. It is also known for its large amounts of rain/snowfall. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Depending on the time of the year, temperatures range from very warm to chilly in Niigata. Typically, daytime temperatures range from a very warm 30°C in August to a chilly 7°C in the coolest month, February. Nights are cooler, with temperatures generally dropping to 1°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Niigata has a relatively rain/snowy climate with high precipitation levels, averaging 1900 mm of rain/snowfall annually. The climate in Niigata shows significant variation throughout the year. Expect heavy rainfall in July, with an average of 234 mm of precipitation over 18 rainy days.

In contrast, April offers drier and sunnier days, with around 104 mm of rainfall over 17 rainy days.

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

Sunshine over the year

For those who appreciate different seasons, Niigata serves as an ideal destination. Expect longer, more sun-filled days in August with an average of 7.0 hours of sunshine daily, and embrace the darker days in January, offering only 1.9 hours of daily sunlight.

Monthly hours of sunshine

Daily hours of sunshine

The best time of year to visit Niigata in Japan

During the months of May, June and October 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:
  • When is summer in Niigata?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Niigata?
    August has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Niigata?
    The coldest month is February with an average maximum temperature of 7°C.
  • Which is the wettest month in Niigata?
    July tops the wettest month list with 234 mm of rainfall.
  • Which is the driest month in Niigata?
    April is the driest month with 104 mm of precipitation.
  • Which is the sunniest month in Niigata?
    August is the sunniest month with an average of 209 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 Niigata

    Mon   Dec 16
    5°C | 2°C
    NW 14 km/h
    6 mm
    overcast and heavy rain

    overcast and heavy rain

    Tue   Dec 17
    5°C | 2°C
    NE 11 km/h
    9.5 mm
    overcast and heavy rain

    overcast and heavy rain

    Wed   Dec 18
    4°C | 0°C
    N 14 km/h
    11 mm
    overcast and heavy rain

    overcast and heavy rain