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Gunma weather in August

Planning a getaway to Gunma this August 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 Gunma in August?

Gunma is a region in Japan. August in Gunma generally has temperatures that range from warm to very warm, with precipitation levels ranging from high to heavy. August is a summer month.

During the day temperatures vary from warm in Katashina at 26°C to very warm in Ota at 31°C. At night it cools down to 23°C in Ota and 18°C in Katashina. In Gunma, August typically stands out as the hottest month of the year. If you're planning a visit during this time, it would be wise to come prepared. Packing light and breathable summer cloths will ensure you stay comfortable throughout your stay.

In August, precipitation varies across different areas. From high rainfall in Minakami with an average of 159 mm to heavy rainfall in Takasaki with 214 mm. The days are mostly sunny, with an average total of around 207 hours of sunshine in Minakami. The sunlight during this month doesn't just make the days brighter, it also seems to make everyone a bit more cheerful.

To learn more about the conditions in specific areas of Gunma in August, check out the map below. For more details on the yearly weather, visit our Gunma climate page.

Where to go in Gunma in August

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

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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).

Popular destinations in Gunma

What is the weather like in August for the 5 most popular destinations in Gunma?

Average weather in Minakami

In August Minakami generally has high temperatures with maximum daytime temperatures around 27°C, minimum nighttime temperatures around 19°C and high monthly rainfall. So on average the conditions are pleasant that month.

Minakami
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
<<   July July
<<  
26°C 
19°C 
175 hours 
214 mm 
23 days 
27°C 
19°C 
207 hours 
159 mm 
21 days 
24°C 
16°C 
163 hours 
200 mm 
21 days 
Climate in Minakami

Average weather in Kusatsu

In August Kusatsu generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 19°C and heavy monthly rainfall. So on average the conditions are tolerable that month.

Kusatsu
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
<<   July July
<<  
27°C 
18°C 
170 hours 
244 mm 
23 days 
28°C 
19°C 
206 hours 
186 mm 
21 days 
24°C 
15°C 
142 hours 
195 mm 
21 days 
Climate in Kusatsu

Average weather in Shibukawa

In August Shibukawa generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 21°C and heavy monthly rainfall. So on average the conditions are pleasant that month.

Shibukawa
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
<<   July July
<<  
28°C 
20°C 
175 hours 
222 mm 
22 days 
29°C 
21°C 
207 hours 
167 mm 
20 days 
25°C 
17°C 
163 hours 
216 mm 
21 days 
Climate in Shibukawa

Average weather in Takasaki

In August Takasaki generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 22°C and heavy monthly rainfall. So on average the conditions are poor that month.

Takasaki
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
<<   July July
<<  
29°C 
21°C 
175 hours 
270 mm 
22 days 
poor 
30°C 
22°C 
207 hours 
214 mm 
19 days 
poor 
26°C 
18°C 
163 hours 
258 mm 
20 days 
Climate in Takasaki

Average weather in Tsumagoi

In August Tsumagoi generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 19°C and heavy monthly rainfall. So on average the conditions are pleasant that month.

Tsumagoi
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
<<   July July
<<  
27°C 
18°C 
170 hours 
219 mm 
23 days 
28°C 
19°C 
206 hours 
162 mm 
21 days 
24°C 
15°C 
142 hours 
179 mm 
20 days 
Climate in Tsumagoi

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

Is August the best time to visit Gunma?

We believe that August is one of the best times to visit Gunma with overall pleasant weather in Minakami. However, the weather conditions may vary depending on your destination.

On average, the best time to visit Gunma is in May, June and August with generally pleasant weather in Minakami. On the other hand, the weather in January, February, March and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Gunma. 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.