Nagano weather in December (Nagano, Japan)

Curious about the December weather in Nagano? Here's what the weather might have in store during this month.

In December, Nagano generally has low temperatures and high snow/rainfall. December is a winter month. Anticipate daytime temperatures around 6°C, while night temperatures can drop to -3°C.

Nagano in December usually receives high snow/rainfall, averaging around 148 mm for the month. Based on our climate data of the past 30 years, about 21 days of snow/rain are anticipated.

The area enjoys a balanced 137 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Nagano. May typically offers the most optimal weather. In contrast, January, February, March, July, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Nagano climate page with graphs.

 

Nagano, monthly averages in December

Min Temperature -3°C  

Max Temperature 6°C  

Chance of Rain 70%  

Precipitation 148 mm  

Rainy days 21 days  

Humidity 77%  

Sunshine 137 hours  

Percentage Sunshine  

Where to go in Japan in December

Find out more about the weather in Japan in December and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Nagano in December?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.

Swimming

5/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Nagano.

Our site offers climate and forecast data for every country in the world. Are you going to Japan? On this website you can find historical weather averages for many cities in Japan. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.