This is the 2nd time we took the Rokumon train. We enjoyed the ambience n the great food served. We love the scenic ride, its something special to do during the trip. We will recommend to our friends.
Anonymous User
Family
Nagano Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Nagano year round climate
Spring (March–May): Average 6–17°C, mild climate but with a large temperature difference between day and night, increasing rainfall. Common activities: Cherry blossom viewing, hiking, mountain trekking. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Summer (June–August): Average 21–27°C, high temperature, high humidity, and frequent rain. Common activities: Summer resorts, water activities, enjoying mountain scenery. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): Average 9–24°C, comfortable and pleasant climate, crisp autumn air, gradual change in foliage color. Common activities: Maple leaf viewing, hiking, hot spring bathing. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Winter (December–February): Average -0.3–2.6°C, cold and dry, high probability of snowfall. Common activities: Skiing, winter sports, enjoying snow scenes. Recommended clothing: Warm jacket, beanie, scarf, gloves, waterproof and warm shoes.
Nagano climatological average
Annual average temperature: approx. 13°C / Annual rainfall: approx. 1004 mm / Summer humidity: 70%–80% / Rainiest month: July
Nagano monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-0.3°C
37.7
February
0.9°C
43.3
March
6°C
76.7
April
12.9°C
83.7
May
16.6°C
108.3
June
21.3°C
94.7
July
25.7°C
141.3
August
27°C
115
September
23.9°C
138.7
October
15.1°C
64
November
9.2°C
70.7
December
2.6°C
30.7
Nagano weather for the next seven days
4/30
Thursday
Patchy rain nearby
14.8°C/5.2°C
5/1
Friday
Moderate rain
17.1°C/8.4°C
5/2
Saturday
Patchy rain nearby
20.1°C/6.3°C
5/3
Sunday
Patchy rain nearby
25.1°C/5.9°C
5/4
Monday
Moderate rain
20.8°C/9.3°C
5/5
Tuesday
Patchy rain nearby
20.7°C/7.1°C
5/6
Wednesday
Patchy rain nearby
13°C/7.7°C
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