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
6/2
Tuesday
Sunny
72.2°F/52.2°F
6/3
Wednesday
Sunny
66.3°F/52.9°F
6/4
Thursday
Partly Cloudy
70.1°F/51.6°F
6/5
Friday
Patchy rain nearby
55.8°F/47.8°F
6/6
Saturday
Patchy rain nearby
52.2°F/47.1°F
6/7
Sunday
Patchy rain nearby
53.8°F/49°F
6/8
Monday
Heavy rain
59.1°F/53°F
KKday App
Your Best Travel Buddy
Use the code APP5OFF to enjoy an exclusive in-app deal of 5% off (cap at USD$3) on your 1st orderScan here to download the app