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Sounkyo

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Sounkyo Weather and climate

Data source:Meteostat
Update date:2025-09

Sounkyo year round climate
  • Spring (March–May): Average -1.2–12.2°C, cold climate gradually warming, rainfall increasing. Common activities: mountain hiking (beware of changing weather), appreciating post-snowmelt scenery. Recommended clothing: warm jacket, sweater, waterproof jacket, waterproof pants.
  • Summer (June–August): Average 16.8–22.1°C, warm and humid climate, more rainfall, especially in August. Common activities: canyoning, boating, appreciating the magnificent scenery of Daisetsuzan National Park's Sounkyo Gorge. Recommended clothing: light and breathable clothing, rain gear, sunscreen.
  • Autumn (September–November): Average 9.6–16.9°C, cool and comfortable climate, decreasing rainfall. Common activities: autumn leaves viewing (depending on the foliage change time), hiking. Recommended clothing: light jacket, long-sleeved clothing.
  • Winter (December–February): Average -8.4–-1.2°C, cold and dry climate, high possibility of snowfall. Common activities: skiing, snowshoeing (pay attention to safety). Recommended clothing: warm clothing, waterproof jacket, snow boots, hat, gloves, scarf.
Sounkyo climatological average

Annual average temperature: approx. 7.2°C / Annual rainfall: approx. 1426 mm / Summer humidity: 70%–80% / Rainiest month: August

Sounkyo monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-8.4°C
58.4
February
-7.1°C
48.7
March
-1.2°C
65.6
April
7°C
70.7
May
12.2°C
88.9
June
16.8°C
175.4
July
21.4°C
144.5
August
22.1°C
250.6
September
16.9°C
179.5
October
9.6°C
144.3
November
3.1°C
117.6
December
-5.7°C
82.3
Sounkyo weather for the next seven days
10/20
Monday
Moderate rain
4.9°C/0.4°C
10/21
Tuesday
Patchy rain nearby
5.2°C/-0.7°C
10/22
Wednesday
Moderate rain
4.7°C/0.8°C
10/23
Thursday
Patchy rain nearby
6.2°C/1.2°C
10/24
Friday
Partly Cloudy
6.1°C/0.3°C
10/25
Saturday
Partly Cloudy
8.3°C/-1°C
10/26
Sunday
Overcast
10.1°C/2.4°C