ClimateForecastDecemberJanuary >>

Nozawa Onsen Climate by Month

The temperature in Nozawa Onsen can vary greatly throughout the year. The temperatures shift from warm to cold. It also experiences much rain/snowfall throughout the year. Now, let’s break down all the climate details for a clearer picture.

Average day and night temperature

Depending on the time of the year, temperatures range from comfortable to chilly in Nozawa Onsen. Average daytime temperatures reach a comfortable 29°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

Nozawa Onsen has a relatively rain/snowy climate with high precipitation levels, averaging 2203 mm of rain/snowfall annually. Nozawa Onsen experiences moderate seasonal variation in rainfall, with monthly averages ranging from 263 mm in July, the wettest month, and 128 mm in April, the driest month.

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

Sunshine over the year

Nozawa Onsen can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 6.6 hours of sunshine daily. In contrast, the city experiences much darker days in January, with only 2.2 hours of sunlight per day.

Monthly hours of sunshine

Data from: Joetsu, Japan (30 KM, 19 Miles).

Daily hours of sunshine

Data from: Joetsu, Japan (30 KM, 19 Miles).

The best time of year to visit Nozawa Onsen 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 is the warmest month in Nozawa Onsen?
    August has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Nozawa Onsen?
    The coldest month is January with an average maximum temperature of 3°C.
  • Which is the wettest month in Nozawa Onsen?
    July tops the wettest month list with 263 mm of rainfall.
  • Which is the driest month in Nozawa Onsen?
    April is the driest month with 128 mm of precipitation.
  • Which is the sunniest month in Nozawa Onsen?
    May is the sunniest month with an average of 198 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 Nozawa Onsen

    Sat   Dec 14
    1°C | -4°C
    NW 11 km/h
    50 mm
    overcast and heavy snow

    overcast and heavy snow

    Sun   Dec 15
    6°C | -7°C
    SW 14 km/h
    8.4 mm
    broken clouds and  chance of rain

    broken clouds and chance of rain

    Mon   Dec 16
    2°C | -2°C
    N 7 km/h
    19 mm
    overcast and heavy sleet

    overcast and heavy sleet