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
Average humidity
The relative humidity is moderate throughout the year in Niigata.
Relative humidity over the year
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:
The hottest season / summer takes place in June, July, August and September.
August has an average maximum temperature of 30°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of 7°C.
July tops the wettest month list with 234 mm of rainfall.
April is the driest month with 104 mm of precipitation.
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.