Shiojiri weather in December (Nagano, Japan)

What can you expect from the weather in Shiojiri during December? Check out this comprehensive weather guide.

In December, Shiojiri generally has low temperatures and high snow/rainfall. December falls within the winter season. Throughout the day, temperatures typically settle at around 5°C. But by evening, they drop to around -5°C.

Shiojiri in December usually receives high snow/rainfall, averaging around 109 mm for the month. It's the month receiving the least amount of rain. As the days go by, you can expect fewer clouds and less precipitation. This makes it an ideal time for outdoor activities and events that might be disrupted by wetter conditions in other months. Snow/rain is expected on roughly 17 days.

The area experiences a moderate amount of sunshine, with approximately 137 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Shiojiri. May and August typically offer the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

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

 

Shiojiri, monthly averages in December

Min Temperature -5°C  

Max Temperature 5°C  

Chance of Rain 56%  

Precipitation 109 mm  

Rainy days 17 days  

Humidity 77% *  

Sunshine 137 hours *  

Percentage Sunshine *  

* Data from: Nagano, Japan (61 KM, 38 Miles).

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 Shiojiri 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?

This site provides you with all the information you need about the climate in Shiojiri.

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.