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Lake Shikotsu

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Lake Shikotsu Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Lake Shikotsu year round climate

  • Spring (March–May): Average 34–52°F, with fluctuating temperatures and increasing rainfall. March may still see snowfall, April gradually warms up, and May offers pleasant temperatures. Common activities: Lake views, hiking. Recommended clothing: Warm jacket, sweater, waterproof jacket.
  • Summer (June–August): Average 60–73°F, pleasant temperatures with higher rainfall, especially in August. Long sunshine hours are ideal for outdoor activities. Common activities: Boating, camping, mountain climbing, enjoying lakeside scenery. Recommended clothing: Light and breathable clothing, rain gear.
  • Autumn (September–November): Average 42–67°F, gradually decreasing temperatures and reduced rainfall, with crisp autumn weather. Maple leaf season offers beautiful scenery. Common activities: Maple leaf viewing, hiking, photography. Recommended clothing: Comfortable warm clothing, light jacket.
  • Winter (December–February): Average -4.0–-35.1°F, cold temperatures with less snowfall. The lake freezes over, presenting a unique winter landscape. Common activities: Ice activities (depending on ice conditions), enjoying snowy scenery. Recommended clothing: Warm down jacket, thick sweater, hat, gloves, scarf.

Lake Shikotsu climatological average

Annual average temperature: approx. 48.6°F / Annual rainfall: approx. 1208 mm / Summer humidity: 70%–80% / Rainiest month: August

Lake Shikotsu monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
24.8°F
56
February
27°F
23.5
March
34.5°F
69.5
April
45.3°F
69
May
52.9°F
99
June
60.3°F
124.2
July
70.3°F
145.5
August
73.6°F
200.1
September
67.5°F
180.5
October
54.9°F
132.3
November
42.8°F
76.6
December
28.9°F
32.4

Lake Shikotsu weather for the next seven days

7/7
Tuesday
Partly Cloudy
69.2°F/59.6°F
7/8
Wednesday
Partly Cloudy
70°F/58.1°F
7/9
Thursday
Partly Cloudy
71.8°F/60.5°F
7/10
Friday
Light rain shower
68.2°F/63°F
7/11
Saturday
Light rain shower
75.2°F/63.2°F
7/12
Sunday
Fog
75.3°F/65°F
7/13
Monday
Fog
71.2°F/66.1°F