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Showa-shinzan

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Showa-shinzan Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Showa-shinzan year round climate

  • Spring (March–May): Average 2.6–11.9°C, cold and rainy climate; keep warm. Common activities: Enjoying the scenery after the spring snowmelt, viewing the volcano from afar. Recommended clothing: Warm jacket, sweater, waterproof clothing.
  • Summer (June–August): Average 16.0–22.8°C, warm and humid, with relatively high rainfall, especially in August. Common activities: Hiking (be aware of changing weather), enjoying the volcanic landscape. Recommended clothing: Lightweight and breathable clothing, rain gear, sun protection clothing.
  • Autumn (September–November): Average 13.8–20.0°C, pleasant climate, gradually decreasing rainfall. Common activities: Viewing autumn leaves (depending on tree species), walking. Recommended clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average -1.7–-0.2°C, cold and dry, low chance of snowfall. Common activities: Enjoying the winter volcanic landscape, experiencing snow activities (if there is snowfall). Recommended clothing: Heavy coat, hat, gloves, scarf.

Showa-shinzan climatological average

Annual average temperature: approx. 9.7°C / Annual rainfall: approx. 1146 mm / Summer humidity: 70%–80% / Rainiest month: August

Showa-shinzan monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
-1.7°C
62.5
February
-1.2°C
29.6
March
2.6°C
53.2
April
8.1°C
53.1
May
11.9°C
66.8
June
16°C
149.2
July
21.4°C
116.1
August
22.8°C
218.8
September
20°C
166.8
October
13.8°C
118.4
November
7.2°C
73.2
December
-0.2°C
38.6

Showa-shinzan weather for the next seven days

12/24
Wednesday
Patchy rain nearby
5.1°C/2.4°C
12/25
Thursday
Cloudy
3.7°C/1.2°C
12/26
Friday
Light freezing rain
0.5°C/-5.1°C
12/27
Saturday
Blizzard
-3.7°C/-7.9°C
12/28
Sunday
Blowing snow
1°C/-3.2°C
12/29
Monday
Moderate rain
4.8°C/1.1°C
12/30
Tuesday
Blowing snow
0.6°C/-2.1°C