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Kushiro Lake

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Kushiro Lake Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Kushiro Lake year round climate

  • Spring (March–May): Average -33–53°F, cold climate gradually warming up. There is still a chance of snowfall in March, and it gradually becomes pleasant in April. Common activities: Snow viewing (March), spring outing, bird watching. Recommended clothing: Warm coat, sweater, waterproof jacket.
  • Summer (June–August): Average 60–71°F, warm and humid climate with more rainfall, especially in August, the rainiest month. Common activities: Boating, fishing, camping, hiking. Recommended clothing: Light and breathable clothing, rain gear.
  • Autumn (September–November): Average 65–39°F, cool climate, gradually turning cold from warm. Colorful red leaves are a feature of autumn. Common activities: Maple viewing, hiking, photography. Recommended clothing: Warm coat, comfortable long pants.
  • Winter (December–February): Average -7.6–-39.7°F, cold climate with frequent snowfall, the lake surface freezes. Common activities: Skiing, snow activities, enjoying the beautiful scenery of ice and snow. Recommended clothing: Thick warm clothing, waterproof jacket, snow boots.

Kushiro Lake climatological average

Annual average temperature: approx. 44.6°F / Annual rainfall: approx. 999 mm / Summer humidity: 70%–80% / Rainiest month: August

Kushiro Lake monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
18.3°F
71
February
19°F
39.5
March
30.4°F
58.2
April
45°F
67.4
May
53.4°F
59.5
June
60.3°F
84.5
July
69.3°F
113.3
August
71.4°F
155.3
September
65.3°F
128.6
October
52°F
96.8
November
39.6°F
60.3
December
24.3°F
65.1

Kushiro Lake weather for the next seven days

12/17
Wednesday
Sunny
27.8°F/14.9°F
12/18
Thursday
Light freezing rain
28°F/14.2°F
12/19
Friday
Partly Cloudy
31.3°F/16.2°F
12/20
Saturday
Patchy rain nearby
44.2°F/25.4°F
12/21
Sunday
Heavy snow
30.4°F/28.5°F
12/22
Monday
Light snow
30.4°F/17.9°F
12/23
Tuesday
Light freezing rain
27.4°F/14.4°F

Kushiro Lake Frequently Asked Questions and Useful Information for Travel

Is Kushiro Lake worth visiting?

Kushiro Lake, nestled within a vast and secluded corner of Japan, is a destination well worth the trip at any time of year, offering access to Hokkaido's natural splendor.

Can you swim in Kushiro Lake?

In the warmer months, visitors can enjoy swimming in Kushiro Lake. The lake's geothermal activity also attracts a colony of whooper swans from Siberia during winter, making spots like Sunayu popular for photography.

What is the clearest lake near Kushiro Lake?

While not Kushiro Lake itself, the nearby Lake Mashu, located in Akan Mashu National Park, is renowned as one of the clearest lakes in the world and is a must-see for its pristine waters.

How do I travel from Kushiro to Sapporo?

Direct JR Ozora limited express trains connect Kushiro and Sapporo. This journey takes approximately four hours and is covered by rail passes, offering a convenient way to travel between these cities.

What can I do at Kushiro Lake in summer?

During summer, Kushiro Lake is an ideal location for swimming and camping, allowing visitors to fully immerse themselves in the natural beauty and tranquil atmosphere of the region.