Karuizawa weather in October (Nagano, Japan)

Will it be rainy or sunny in Karuizawa this October? This guide provides the necessary weather information for your travel plans.

Temperatures

October in Karuizawa generally includes moderate temperatures and heavy rainfall. The temperature during the day can rise to approximately 18°C. At night, it falls to around 9°C.

Precipitation

Karuizawa in October falls under the rainy season with heavy rainfall, averaging around 178 mm for the month. The climate data from previous years indicates that there are typically about 15 days days of rain.

Average sunshine

The area enjoys a balanced 155 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If your ideal day consists of dry skies and moderate temperatures May generally stands out with the best circumstances. While January, February, March and December tend to showcase less optimal conditions.

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

 

Karuizawa, monthly averages in October

Min Temperature 9°C  

Max Temperature 18°C  

Chance of Rain 49%  

Precipitation 178 mm  

Rainy days 15 days  

Humidity 75% *  

Sunshine 155 hours *  

Percentage Sunshine *  

Data from: Nagano, Japan (52 KM, 32 Miles).

Where to go in Japan in October

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

For visitors traveling to Karuizawa, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

6/10

Cycling

5/10

Walking

5/10

Camping

3/10

Interested in more climate information?

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

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.