ClimateForecastAprilMay >>

Climate in Nagano (Nagano), Japan

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

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

Weather Forecasts for Nagano

Fri   Apr 26
27°C | 7°C
SW 7 km/h
broken clouds and no rain

broken clouds and no rain

Sat   Apr 27
25°C | 14°C
NE 14 km/h
broken clouds and no rain

broken clouds and no rain

Sun   Apr 28
26°C | 10°C
NE 14 km/h
clear and no rain

clear and no rain

The best time of year to visit Nagano 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 Nagano?
    August has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Nagano?
    The coldest month is January with an average maximum temperature of 3°C.
  • Which is the wettest month in Nagano?
    July tops the wettest month list with 273 mm of rainfall.
  • Which is the driest month in Nagano?
    November is the driest month with 129 mm of precipitation.
  • Which is the sunniest month in Nagano?
    May 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.