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Siljan
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Lake Siljan in the province of Dalarna is the result of a massive meteorite impact that occurred approximately 377 million years ago, forming what is known as the Siljan Ring. With an area of 290 square kilometers, it is the sixth largest lake in Sweden and serves as the heart of a region often regarded as the quintessence of Swedish tradition and culture. Geologically, the impact crater is the largest of its kind in Europe, shaping the landscape with distinctive ridges and geological faults. The lake's shores are lined with pretty towns such as Leksand, Rättvik, and Mora, famous for their well-preserved wooden architecture and as the hosts of the renowned Vasaloppet ski race. Culturally, Siljan is closely tied to Swedish folklore, the production of Dala horses, and traditional Midsummer celebrations. Today, the region is a major recreational area and a key research site for geologists worldwide.
- Location: Sweden
- Nearby: Mora (18 km)
Best time to visit & climate
The most pleasant time to visit is Jun–Aug.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | -7 | -6 | -3 | 3 | 9 | 13 | 16 | 14 | 10 | 3 | -1 | -6 |
| Rain mm | 56 | 43 | 46 | 47 | 95 | 105 | 114 | 118 | 74 | 77 | 68 | 56 |
📋 Practical info
Getting there
Lake Siljan is located in the heart of Dalarna and is easily accessible by car or train via the stations in Mora, Rättvik, or Leksand, making it a very reachable destination for visitors.
Best season
The lake is attractive year-round; summer is well-suited for swimming and boating, while winter is great for long-distance ice skating and experiencing traditional Swedish festivities.
Terrain & paths
The surroundings consist of gentle rolling hills and forests with well-maintained lakeshore paths, which are excellent for easy hikes and cycling trips without significant inclines.
What to bring
Bring swimwear and sunscreen in the summer; in winter, warm layers and ice skates with safety claws are highly recommended for any planned excursions onto the frozen lake surface.
Parking
Ample parking facilities are available for visitors in the surrounding towns like Mora and at the numerous public swimming areas and scenic viewpoints located all around the lake.
Safety
Standard water safety applies when swimming, and in winter, always verify the ice thickness before stepping onto it; always carry ice claws and other safety equipment when on the ice.
Time needed
A short stop at a scenic viewpoint takes about an hour, while you should plan for several days if you intend to travel around the lake or enjoy a full, relaxed holiday in the area.
Geography
Facts
- The lake was formed by the impact of a meteorite about 5 km in diameter.
- The Siljan Ring has an overall diameter of approximately 52 kilometers.
- The maximum depth of the lake is 134 meters.
- The lake is situated at an elevation of 161 meters above sea level.
- Sollerön Island within the lake was inhabited as early as the Viking Age.
- The famous Vasaloppet cross-country ski race finishes annually in Mora.
Explore nearby
Notable places around
Route planner — Car & Motorhome
Where do you start? We build the route here, with stops and country notes along the way.
Vehicle
Only stops with (optional):
© OpenStreetMap contributors · OpenRouteService
Sights nearby
Frequently asked questions
How was Lake Siljan formed?
It is located in a huge impact crater formed by a meteorite about 370 million years ago.
Which towns on the lake should you visit?
Leksand, Rättvik, and Mora are famous for their traditions and Dalarna culture.
What is the symbol of the region?
The Dala horse (Dalahäst), colorful wooden horses that originally come from the Siljan area.
Where is Midsummer celebrated the most?
Leksand by Lake Siljan is famous for its massive Midsummer celebrations with thousands of visitors.
What can you visit in Mora?
The Zorn Museum and the finish line of the famous Vasaloppet ski race.
Siljan: where is it located?
Siljan is located in Sweden.
Siljan: when is the best time to visit?
The most pleasant time to visit is Jun, Aug.
Siljan: why is it worth visiting?
Lake Siljan in the province of Dalarna is the result of a massive meteorite impact that occurred approximately 377 million years ago, forming what is known as the Siljan Ring.
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