Karuizawa weather in May (Nagano, Japan)

What does the weather outlook for Karuizawa look like in May? Check out our in-depth weather guide for this month.

Temperatures

In May, the weather in Karuizawa generally includes pleasant temperatures and high rainfall. Throughout the day, temperatures typically settle at around 20°C. But by evening, they drop to around 10°C.

Precipitation

Karuizawa in May usually receives high rainfall, averaging around 154 mm for the month. When we look at the climate data from the last 30 years, you can expect around 16 days of rain.

Average sunshine

The days are predominantly sunny, with an estimated total of around 209 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.

If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit. 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 May

Min Temperature 10°C  

Max Temperature 20°C  

Chance of Rain 53%  

Precipitation 154 mm  

Rainy days 16 days  

Humidity 65% *  

Sunshine 209 hours *  

Percentage Sunshine *  

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

Where to go in Japan in May

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

7/10

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.