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Shinano Weather in December

Shinano in December averages 6°C (43°F) during the day and -3°C (27°F) at night. December is part of the rainy season, and falls within the winter season, so frequent snow/rainfall is typical.

Rainfall in Shinano in December

As part of the rainy season, Shinano sees around 22 days of rain in December, with an average of 192 mm (7.6 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.

Temperature in Shinano in December

Daytime highs in Shinano in December reach 6°C (43°F), with nights around -3°C (27°F). December is a notable month of the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With lows of -3°C (27°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated.

Sunshine in Shinano in December

You can expect a moderate amount of sunlight, with approximately 137 hours. Even though this month is part of the wet season, you can still see the sun occasionally.

December in Shinano has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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For a detailed overview over the year and the best time to visit Japan, check out our Shinano's climate page.

Shinano Temperature in December

Min TemperatureMin Temperature -3°C (27°F)  
Max TemperatureMax Temperature 6°C (43°F)  
Chance of RainChance of Rain 74%  
PrecipitationPrecipitation 192 mm (7.6 in)  
Rainy daysRainy days 22 days  
HumidityHumidity 77% *  
SunshineSunshine 137 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Nagano, Japan (18 KM, 11 Miles).

Best Places in Japan in December

Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in December →

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Shinano in December

We recommend to layer up for chilly conditions in Shinano in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Also bring a poncho, it will rain a lot! Waterproof everything you can. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Shinano in December

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

Swimming
5/10
Cycling
3/10
Walking
3/10
Camping
1/10
Outdoor sports
3/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Japan, check out our Shinano's climate page.

More climate data for Shinano