For this time of the year, Nagano is experiencing slightly cooler temperatures, gently falling below the seasonal average.
According to the long-range forecast, temperatures are expected to be 18.8 °C which is -1.4 °C lower than the historical average.
Select a month and click on a day for more information:
Friday
May 1
17° / 5°
Saturday
May 2
17° / 4°
Sunday
May 3
19° / 3°
Monday
May 4
22° / 3°
Tuesday
May 5
23° / 5°
Wednesday
May 6
17° / 2°
Thursday
May 7
20° / 4°
Friday
May 8
20° / -1°
Saturday
May 9
13° / -1°
Sunday
May 10
18° / -2°
Monday
May 11
20° / 2°
Tuesday
May 12
21° / 4°
Wednesday
May 13
20° / 5°
Thursday
May 14
21° / 4°
Friday
May 15
24° / 6°
Saturday
May 16
23° / 8°
Sunday
May 17
22° / 9°
Monday
May 18
12° / 7°
Tuesday
May 19
21° / 7°
Wednesday
May 20
25° / 9°
Thursday
May 21
23° / 9°
Friday
May 22
23° / 7°
Saturday
May 23
20° / 7°
Sunday
May 24
22° / 7°
Monday
May 25
23° / 6°
Tuesday
May 26
22° / 5°
Wednesday
May 27
21° / 9°
Thursday
May 28
21° / 10°
Friday
May 29
21° / 8°
Saturday
May 30
24° / 7°
Sunday
May 31
17° / 9°
Nagano 30 days weather forecast
Check out our estimated 30 days weather forecast for Nagano, this data is based on the average weather in Nagano in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Nagano next to the desired date.