Shikotsu-Tōya National Park

National Park Hokkaido park of volcanic calderas, lakes, and hot springs

Park centred on caldera lakes Lake Shikotsu and Lake Tōya, volcanic landscapes, hot springs and hiking routes; visitors come for onsen, crater views and lake recreation.

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Shikotsu-Tōya National Park is a protected area in southwestern Hokkaido that encompasses two prominent caldera lakes and several active volcanoes. The park is known for its volcanic landscapes, clear crater lakes and geothermal activity.

Major visitor attractions include Lake Shikotsu, noted for clear water and mountain-ringed shores, and Lake Tōya, a near-circular caldera lake containing wooded islands and a lakeside resort area with hot springs. The park also features volcanic peaks such as Mount Usu and Mount Tarumae with hiking trails and ropeways.

Volcanic activity has repeatedly reshaped the area in recent centuries; eruptions of Mount Usu in the late 20th and early 21st centuries altered access routes and viewpoints and contributed to the park’s ongoing geological interest. Thermal activity supports hot spring resorts and geological interpretation sites.

The park lies in southwestern Hokkaido, with access from regional centres such as Sapporo by road and rail. Lakeside towns around Lake Tōya and Lake Shikotsu act as visitor bases for hiking, boating and onsen stays.

  • Volcanic caldera landscape: The park centres on two volcanic caldera lakes and surrounding volcanic peaks, making it a focus for hot springs, crater walks and scenic drives in Hokkaido.
  • Tōya island and onsen base: Lake Tōya has an island (Nakajima) and a lakeside town with hot spring resorts that serve as bases for exploring the park.

What to See #

  • Lake Shikotsu: Lake Shikotsu - a deep, clear caldera lake known for high water clarity and mountain-ringed shores popular for boating and hiking.
  • Lake Tōya and Nakajima island: Lake Tōya - a near-circular caldera lake with one or more wooded islands (Nakajima) and a lakeside resort town offering hot springs and views of Mount Usu.
  • Mount Usu and Mount Tarumae: Mount Usu and Mount Tarumae - active volcanic peaks with ropeways, summit trails and recent eruptions that shaped the local landscape.
Shikotsu-Tōya National Park
Shikotsu-Tōya National Park, Hokkaido, Japan (includes Lake Shikotsu and Lake Tōya)
42.6667, 141.0000
Open daily (national park)
Parkland access free; individual facilities/attractions may charge

How to Get to Shikotsu-Tōya National Park #

Shikotsu‑Tōya National Park covers areas around Lake Shikotsu (near Chitose) and Lake Tōya (Toyako Onsen). From Sapporo you can drive to the park areas or use regular highway buses that run to Toyako Onsen and to access points near Lake Shikotsu; driving time from central Sapporo to the main lake areas is typically around 1-1.5 hours depending on destination and traffic. Once at Toyako Onsen or the Lake Shikotsu visitor areas follow local signs and trails to reach lakeside viewpoints.

Tips for Visiting Shikotsu-Tōya National Park #

  • For calm, reflective views of the lakes and fewer crowds, plan early-morning visits to Lake Toya and Lake Shikotsu; volcanic steam and clouds can build up later in the day and reduce visibility.
  • Use the town on the lake you plan to explore as your base-Toyako Onsen gives easy access to the lakefront and Usu Ropeway for panoramic views, while Chitose provides the best access to Shikotsu.
  • Take the Mt. Usu ropeway to the summit viewing platforms for a quick, low‑effort panorama of Toya Caldera and the lakes-many visitors stick to the shoreline and miss this vantage point.
  • If you want to hike, pick trails on clear-weather days and check local park information for volcanic activity notices; some crater viewpoints are closed intermittently for safety.

Best Time to Visit Shikotsu-Tōya National Park #

Best visited in summer for hiking and lake activities, or in autumn for fall colors; winter offers snow-based activities but much colder conditions.

Summer (hiking & sightseeing)
June-August · 15-25°C (lowland/park averages)
Warm, long days are ideal for hiking, boat trips on Lakes Shikotsu and Tōya, and accessing mountain trails; many visitor services are fully open.
Autumn (fall colors)
September-October · 5-15°C
Cooler temperatures and colorful foliage make this a popular time for scenery and photography, with fewer crowds than midsummer.
Winter (snow activities)
December-March · −10-0°C (snowy conditions)
Heavy snowfall transforms parts of the park into a winter-sports area; many summer trails are closed or require winter gear.

Weather & Climate near Shikotsu-Tōya National Park #

Climate

Shikotsu-Tōya National Park's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in August) and freezing winters (coldest in January). Temperatures range from -12°C to 22°C. Abundant rainfall (1390 mm/year), wettest in August.

Air Quality: AQI 46 Good
Best Time to Visit
AugustJuneJuly
Temperature & Rainfall
Temperature Range
29°
Warmest Month
-14°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -4°C and lows of -12°C. Significant rainfall (108 mm) and mostly overcast skies.

25 Poor

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-12° -4°
89%
Humidity
Very Humid

Weather

108 mm
Rainfall
4.0 m/s
Wind
Light Breeze
0.1
UV Index
Low
9.3h daylight

February

February is freezing with highs of -3°C and lows of -12°C. Regular rainfall (87 mm) and mostly overcast skies.

31 Poor

Comfort

-7°
Feels Like Freezing
-7°C
Temperature
-12° -3°
86%
Humidity
Very Humid

Weather

87 mm
Rainfall
4.1 m/s
Wind
Light Breeze
0.2
UV Index
Low
10.4h daylight

March

March is freezing with highs of 0°C and lows of -8°C. Regular rainfall (81 mm) and mostly overcast skies.

31 Poor

Comfort

-4°
Feels Like Freezing
-4°C
Temperature
-8°
85%
Humidity
Very Humid

Weather

81 mm
Rainfall
4.1 m/s
Wind
Light Breeze
0.5
UV Index
Low
11.8h daylight

April

April is cold with highs of 6°C and lows of -1°C. Regular rainfall (83 mm) and mostly overcast skies.

42 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
84%
Humidity
Very Humid

Weather

83 mm
Rainfall
4.3 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
13.2h daylight

May

May is cold with highs of 13°C and lows of 4°C. Regular rainfall (89 mm) and partly cloudy skies.

56 Acceptable

Comfort

Feels Like Cold
C
Temperature
13°
85%
Humidity
Very Humid

Weather

89 mm
Rainfall
3.8 m/s
Wind
Light Breeze
1.2
UV Index
High
14.4h daylight

June

June is cool with highs of 17°C and lows of 9°C. Regular rainfall (91 mm) and mostly overcast skies.

62 Good

Comfort

13°
Feels Like Cool
13°C
Temperature
17°
88%
Humidity
Very Humid

Weather

91 mm
Rainfall
3.3 m/s
Wind
Light Breeze
1.4
UV Index
High
15.1h daylight

July

July is cool with highs of 21°C and lows of 14°C. Significant rainfall (131 mm) and mostly overcast skies.

60 Good

Comfort

17°
Feels Like Cool
17°C
Temperature
14° 21°
90%
Humidity
Very Humid

Weather

131 mm
Rainfall
3.1 m/s
Wind
Light Breeze
1.4
UV Index
High
14.8h daylight

August

August is the warmest month with highs of 22°C and lows of 15°C. The wettest month with heavy rain (178 mm) and mostly overcast skies.

66 Good

Comfort

19°
Feels Like Mild
19°C
Temperature
15° 22°
88%
Humidity
Very Humid

Weather

178 mm
Rainfall
3.2 m/s
Wind
Light Breeze
1.3
UV Index
High
13.7h daylight

September

September is cool with highs of 18°C and lows of 10°C. Significant rainfall (164 mm) and mostly overcast skies.

56 Acceptable

Comfort

14°
Feels Like Cool
14°C
Temperature
10° 18°
83%
Humidity
Very Humid

Weather

164 mm
Rainfall
3.2 m/s
Wind
Light Breeze
1.0
UV Index
High
12.3h daylight

October

October is cold with highs of 12°C and lows of 3°C. Significant rainfall (125 mm) and mostly overcast skies.

48 Poor

Comfort

Feels Like Cold
C
Temperature
12°
80%
Humidity
Very Humid

Weather

125 mm
Rainfall
3.6 m/s
Wind
Light Breeze
0.5
UV Index
Moderate
10.9h daylight

November

November is cold with highs of 5°C and lows of -2°C. Significant rainfall (133 mm) and mostly overcast skies.

36 Poor

Comfort

Feels Like Cold
C
Temperature
-2°
83%
Humidity
Very Humid

Weather

133 mm
Rainfall
4.1 m/s
Wind
Light Breeze
0.2
UV Index
Low
9.6h daylight

December

December is freezing with highs of -1°C and lows of -8°C. Significant rainfall (120 mm) and mostly overcast skies.

29 Poor

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-8° -1°
88%
Humidity
Very Humid

Weather

120 mm
Rainfall
4.1 m/s
Wind
Light Breeze
0.1
UV Index
Low
9.0h daylight

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