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Nagano weather in May

Planning a getaway to Nagano this May and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Nagano in May?

Nagano is a region in Japan. May in Nagano generally has temperatures that range from moderate to pleasant, with precipitation levels ranging from high to heavy.

During the day temperatures vary from moderate in Omachi at 18°C to pleasant in Ueda at 21°C. At night it cools down to 10°C in Ueda and 7°C in Omachi.

In May, precipitation varies across different areas. From high rainfall in Tateshina with an average of 119 mm to heavy rainfall in Omachi with 221 mm. Hakuba enjoys a balanced 177 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

For a closer look at May's conditions in Nagano, see the map below. For a more detailed look at Nagano's yearly weather, check out our Nagano climate page.

Where to go in Nagano in May

Find the average weather conditions in May for the most popular destinations in Nagano on the map below. Click on a destination dot for more detailed information.

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).

Popular destinations in Nagano

What is the weather like in May for the 5 most popular destinations in Nagano?

Average weather in Hakuba

In May Hakuba generally has pleasant temperatures with maximum daytime temperatures around 18°C, minimum nighttime temperatures around 8°C and heavy monthly rainfall. So on average the conditions are poor that month.

Hakuba
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
11°C 
1°C 
177 hours 
187 mm 
17 days 
poor 
18°C 
8°C 
177 hours 
214 mm 
17 days 
poor 
June   >> June
>>  
22°C 
13°C 
135 hours 
320 mm 
20 days 
poor 
Climate in Hakuba

Average weather in Yamanouchi

In May Yamanouchi generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 9°C and high monthly rainfall. So on average the conditions are pleasant that month.

Yamanouchi
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
13°C 
2°C 
198 hours 
116 mm 
17 days 
poor 
20°C 
9°C 
209 hours 
139 mm 
17 days 
June   >> June
>>  
23°C 
14°C 
165 hours 
193 mm 
21 days 
Climate in Yamanouchi

Average weather in Matsumoto

In May Matsumoto generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 9°C and heavy monthly rainfall. So on average the conditions are pleasant that month.

Matsumoto
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
14°C 
2°C 
198 hours 
152 mm 
16 days 
20°C 
9°C 
209 hours 
166 mm 
16 days 
June   >> June
>>  
23°C 
13°C 
165 hours 
248 mm 
20 days 
Climate in Matsumoto

Average weather in Nozawa Onsen

In May Nozawa Onsen generally has pleasant temperatures with maximum daytime temperatures around 21°C, minimum nighttime temperatures around 10°C and high monthly rainfall. So on average the conditions are pleasant that month.

Nozawa Onsen
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
14°C 
3°C 
182 hours 
128 mm 
17 days 
21°C 
10°C 
198 hours 
145 mm 
17 days 
June   >> June
>>  
24°C 
15°C 
151 hours 
194 mm 
20 days 
Climate in Nozawa Onsen

Average weather in Karuizawa

In May Karuizawa generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 10°C and high monthly rainfall. So on average the conditions are pleasant that month.

Karuizawa
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
15°C 
4°C 
198 hours 
122 mm 
16 days 
20°C 
10°C 
209 hours 
154 mm 
16 days 
June   >> June
>>  
23°C 
14°C 
165 hours 
236 mm 
21 days 
Climate in Karuizawa

Is your destination not in the list? Have a look at other destinations in Nagano, in Japan.

Is May the best time to visit Nagano?

In our opinion, May may not be the ideal time to visit Nagano due to the typically poor weather in Hakuba.

Generally speaking, the best visiting conditions can be found in offering mostly poor weather in Hakuba.

Interested in more climate information?

We have much more information about the climate in Nagano. Interested in the weather conditions in a specific month? Select the month below.

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  • 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 climate conditions. Find out where to go with our weather planner.