Kiso Valley Weather in January

Average temperatures, rainfall, sunshine and the best places to visit in the Kiso Valley, Japan in January.

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Kiso-fukushima Miyanokoshi

Thinking about venturing to the Kiso Valley, Japan this January and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in the Kiso Valley in January

The Kiso Valley, Japan is a region in Japan. January in the Kiso Valley generally has very cold temperatures, with high precipitation. The month of January is in the winter season.

Temperatures

You can expect very cold maximum daytime temperatures of around 1°C (34°F) and nighttime temperatures around -10°C (14°F) in Kiso-fukushima. On average, January is the coldest month of the year in the Kiso Valley, Japan. So be prepared and make sure to pack winter cloths.

For specific regional insights in the Kiso Valley, Japan, refer to the map provided below.

Precipitation

January is a rainy month with an average snow/rainfall of around 115 mm (4.5 in) in Kiso-fukushima. Based on climate data from the last 30 years, Kiso-fukushima typically sees the least rain in this month, making it the driest month of the year.

Explore the Kiso Valley by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Best Places to Visit in the Kiso Valley in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across the Kiso Valley.

Conditions Temperatures Precipitation
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).

Popular Destinations in the Kiso Valley

What is the weather like in January for some of the most popular destinations in the Kiso Valley, Japan?

Temperature range in the Kiso Valley (January)

Precipitation variation in the Kiso Valley (January)

Kiso-fukushima

In January Kiso-fukushima generally has very low temperatures with maximum daytime temperatures around 1°C (34°F), minimum nighttime temperatures around -10°C (14°F) and high monthly snow/rainfall. So on average the conditions are poor that month.

« December
January
February »
December
January
February
Max temperature
4°C (39°F)
1°C (34°F)
2°C (36°F)
Min temperature
-6°C (21°F)
-10°C (14°F)
-9°C (16°F)
Monthly snow/rainfall
119 mm (4.7 in)
115 mm (4.5 in)
132 mm (5.2 in)
Monthly rainy days
18 days
21 days
19 days
Weather conditions
poor
poor
poor
Climate in Kiso-fukushima →

Miyanokoshi

In January Miyanokoshi generally has very low temperatures with maximum daytime temperatures around 1°C (34°F), minimum nighttime temperatures around -10°C (14°F) and high monthly snow/rainfall. So on average the conditions are poor that month.

« December
January
February »
December
January
February
Max temperature
4°C (39°F)
1°C (34°F)
2°C (36°F)
Min temperature
-6°C (21°F)
-10°C (14°F)
-9°C (16°F)
Monthly snow/rainfall
117 mm (4.6 in)
114 mm (4.5 in)
130 mm (5.1 in)
Monthly rainy days
18 days
20 days
19 days
Weather conditions
poor
poor
poor
Climate in Miyanokoshi →

Is your destination not in the list? Have a look at all destinations in the Kiso Valley, in Japan.

In our records: Japan January extremes

Notable January records observed across cities in Japan in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the coldest January daytime high in Japan was -15°C (5°F) in Mount Fuji on January 18, 2004.

Popular cities in January

Day & night temperatures, rainfall and average weather in the Kiso Valley in January.

City Weather Day temp Night temp Rainfall
Kiso-fukushima 1°C (34°F) -10°C (14°F) 115 mm (4.5 in)
Miyanokoshi 1°C (34°F) -10°C (14°F) 114 mm (4.5 in)

The Kiso Valley weather in January: frequently asked questions

What is the weather like in the Kiso Valley, Japan in January?

In January, the Kiso Valley, Japan generally has poor weather conditions. Kiso-fukushima sees daytime temperatures near 1°C (34°F), with nights cooling to roughly -10°C (14°F).

What is the average temperature in the Kiso Valley, Japan in January?

Daytime temperatures in Kiso-fukushima peak at roughly 1°C (34°F) in January, dropping to about -10°C (14°F) overnight.

Does the Kiso Valley, Japan get a lot of snow/rain in January?

Kiso-fukushima typically receives notable snow/rainfall in January, about 115 mm (4.5 in) on average across the Kiso Valley, Japan.

Is January a Good Time to Visit the Kiso Valley, Japan?

Given the typically poor weather conditions in Kiso-fukushima, January may not be the ideal time to visit the Kiso Valley, Japan.

On average, the best time to visit the Kiso Valley, Japan is in August with generally tolerable weather in Kiso-fukushima. The weather in January, February, March, April, June, July, October, November and December, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in the Kiso Valley.

Weather and climate has detailed information for every country in the world. Are you going to Japan? Get detailed 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 travel conditions. Find out where to go with our weather planner.

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