Nagano in august: average Weather, Temperature and Climate
Weather in Nagano in august 2025
The weather in Nagano-shi in the month of august comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
tolerable weather UV index: 6
Weather at 6am
68°F
Moderate rain at times
29% of time
28%
20%
17%
Weather at 12pm
86°F
Moderate rain at times
54% of time
24%
13%
9%
Weather at 6pm
74°F
Moderate rain at times
58% of time
25%
14%
4%
Weather at 3am
63°F
30%
29%
19%
13%
Evolution of daily average temperature and precipitation in Nagano in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Nagano in august.
The climate of Nagano in august is tolerable
In august in Nagano-shi, the climate is wet (with 10.9in of precipitation over 15 days). This is better than the previous month since in july it receives an average of 13.4in of precipitation over 18 days.
The climate quite pleasant in this location august. Temperatures are up to 86°F. On average, the recorded minimum temperature is 68°F. Thus, the mean temperature average in august in Nagano-shi is 77°F. These temperatures are far removed from those records observed in Nagano-shi in august with a maximum record of 97°F in 2020 and a minimum record of 52°F in 2009. You can expect to have about 17 days with temperatures up to 86°F, or 55 of time.
On this month of august, day length in Nagano-shi is generally 13:34. Sunrise is at 05:04 and sunset is at 18:38.
With a correct climate, this month is okay (but not the best) to go in Nagano-shi in Japan.
Nagano: another month?
If you can push back the dates of your trip, we advise you to go in september to Nagano. more information
August: another location in Japan?
If you want to go to Japan in august, there are destinations with better weather than Nagano:
In august, Tokyo, Hiroshima, Kochi, Kyoto, Nagoya and Osaka have good weather.
Seasonal average climate and temperature of Nagano in august
Check below seasonal norms These statistics are generated from the weather statements of the last years of the month of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 77°F | ||||
| Highest temperature | 86°F | ||||
| Lowest temperature | 68°F | ||||
| Highest record temperature | 97°F (2020) | ||||
| Lowest record temperature | 52°F (2009) | ||||
| Number of days at +86°F | 17 day(s) (55%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 9km/h | ||||
| Wind temperature | 68°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 10.9in | ||||
| Number of days with rainfall | 15 day(s) (49%) | ||||
| Record daily rainfall | 3.1in (2017) | ||||
| Other climate data | |||||
| Humidity | 92% | ||||
| Visibility | 8.23km | ||||
| Cloud cover | 38% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 13 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:04 | ||||
| Time of sunset | 18:38 | ||||
| Length of day | 13:34 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last august?
Here is the day by day recorded weather in Nagano in august 2024:
63°F to 90°F
63°F to 92°F
63°F to 92°F
63°F to 85°F
68°F to 83°F
63°F to 85°F
63°F to 83°F
61°F to 83°F
61°F to 88°F
58°F to 86°F
58°F to 86°F
65°F to 86°F
67°F to 85°F
63°F to 83°F
67°F to 81°F
68°F to 85°F
61°F to 86°F
65°F to 88°F
72°F to 92°F
61°F to 85°F
59°F to 86°F
61°F to 88°F
70°F to 94°F
65°F to 85°F
65°F to 81°F
67°F to 90°F
61°F to 77°F
59°F to 77°F
67°F to 77°F
63°F to 76°F
63°F to 83°F
Map: other cities in Japan in august
Cities near Nagano:
| Karuizawa in august | tolerable weather |
| Matsumoto in august | tolerable weather |
| Joetsu in august | good weather |
| Maebashi in august | good weather |
| Toyama in august | tolerable weather |
| Takayama in august | tolerable weather |
| Nagaoka in august | good weather |
| Kofu in august | tolerable weather |
| Gokayama in august | tolerable weather |
| Nanao in august | tolerable weather |
| Nikko in august | tolerable weather |
| Kanazawa in august | tolerable weather |
Click over cities on the map for information about the weather in august.
Nagano
perfect weather
good
tolerable
bad
very bad
Weather data for Nagano in august:
Weather data for Nagano for august are derived from an average of the weather forecast since 2009 in Nagano. There is a margin of error and these forecasts are to be considered as general information only. The weather in Nagano can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Nagano.