Lake Shikotsu
Lake Caldera lake in Hokkaido with exceptionally clear water
A caldera lake in southwestern Hokkaido within Shikotsu-Toya National Park; visitors find onsen towns on its shore, trout fishing, boat tours and hiking routes into surrounding volcanic peaks.
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Lake Shikotsu is a caldera lake in southwestern Hokkaido, Japan, located within Shikotsu-Toya National Park. It is a deep, clear lake formed in a volcanic caldera.
Recreational activities include lakeside walks, boating and seasonal visitor facilities; nearby towns provide access and facilities for day trips. The lake is valued for its clear water and mountain-backed shoreline.
The lake basin formed by volcanic activity in a caldera; the surrounding area has been protected within the national park and developed with visitor facilities and campgrounds over the 20th century.
Lake Shikotsu lies in southern Hokkaido near the city of Chitose and within driving distance of Sapporo, set among forested hills and volcanic peaks.
- Depth and clarity: Maximum recorded depth is about 363 meters, making it one of Japan's deepest lakes and noted for water clarity.
How to Get to Lake Shikotsu #
From Chitose Airport, take the JR Chitose Line to Chitose Station, then regional buses toward Lake Shikotsu (about 40-60 minutes depending on route). Driving from Sapporo takes roughly 1-1.5 hours via the Dōō Expressway and local roads.
Tips for Visiting Lake Shikotsu #
- Book accommodations in Chitose or Sapporo and take the JR Chitose Line to Minami-Chitose, then local buses to the lake area; a private car speeds access.
- Visit from late April to October for walking and boating; in winter the lake is surrounded by snowy landscapes but many services close.
- Try the local onsen (hot springs) near the southern shore to warm up after cool Hokkaido mornings.
Best Time to Visit Lake Shikotsu #
Summer and autumn are the best seasons for access and activities, while winter offers a quiet, snow-quietened alternative for those prepared for cold.
Weather & Climate near Lake Shikotsu #
Lake Shikotsu's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in August) and freezing winters (coldest in February). Temperatures range from -7°C to 22°C. Abundant rainfall (1229 mm/year), wettest in August.
January
January is freezing with highs of 1°C and lows of -7°C. Regular rainfall (81 mm) and mostly overcast skies.
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February
February is the coldest month with highs of 0°C and lows of -7°C. Moderate rainfall (66 mm) and mostly overcast skies.
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March
March is freezing with highs of 2°C and lows of -5°C. Moderate rainfall (65 mm) and mostly overcast skies.
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April
April is cold with highs of 7°C and lows of 0°C. Moderate rainfall (73 mm) and partly cloudy skies.
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May
May is cold with highs of 12°C and lows of 5°C. Regular rainfall (87 mm) and partly cloudy skies.
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June
June is cool with highs of 16°C and lows of 9°C. Regular rainfall (84 mm) and mostly overcast skies.
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July
July is cool with highs of 20°C and lows of 15°C. Significant rainfall (125 mm) and mostly overcast skies.
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August
August is the warmest month with highs of 22°C and lows of 17°C. The wettest month with heavy rain (174 mm) and mostly overcast skies.
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September
September is cool with highs of 19°C and lows of 12°C. Significant rainfall (156 mm) and partly cloudy skies.
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October
October is cool with highs of 14°C and lows of 6°C. Significant rainfall (116 mm) and partly cloudy skies.
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November
November is cold with highs of 8°C and lows of 1°C. Significant rainfall (111 mm) and mostly overcast skies.
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December
December is freezing with highs of 3°C and lows of -4°C. Regular rainfall (91 mm) and mostly overcast skies.
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