Iiyama weather in January (Nagano, Japan)

What should you pack for a trip to Iiyama in January? Get all the weather information you need to plan your visit.

Temperatures

The typical weather for January in Iiyama includes low temperatures and heavy snow/rainfall. The winter season takes place during January. Throughout the day, temperatures typically settle at around 3°C. But by evening, they drop to around -5°C. Typically, it's the chilliest month of the year. Ensure you're prepared by packing appropriate winter gear.

Precipitation

Iiyama in January usually receives heavy snow/rainfall, averaging around 202 mm for the month. Analyzing past climate data, one can expect approximately 25 days of snow/rain.

Average sunshine

The area experiences limited sunny days, amounting to roughly 67 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Iiyama. May generally stands out with 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 Iiyama climate page with graphs.

 

Iiyama, monthly averages in January

Min Temperature -5°C  

Max Temperature 3°C  

Chance of Rain 83%  

Precipitation 202 mm  

Rainy days 25 days  

Humidity 78% *  

Sunshine 67 hours *  

Percentage Sunshine *  

Data from: Joetsu, Japan (30 KM, 18 Miles).

Where to go in Japan in January

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

Weather conditions Weather

Temperatures

Precipitation

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 and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

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.

Swimming

4/10

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 Iiyama.

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 travel conditions. Find out where to go with our weather planner.