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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Civic Maple Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Atlin weather is cold and dry for most of the year, with short, mild summers. The live forecast above shows today’s conditions. Winter temperatures often drop below –20°C, and July highs rarely reach 20°C. Snow cover lasts from October through April.
What is the climate like in Atlin?
Atlin sits in a subarctic climate zone, sheltered by mountains. Winters are long, clear, and very cold. Summers are brief, with cool nights and occasional rain. The lake moderates temperatures slightly, but frost can occur any month. Annual precipitation is low, around 300 millimetres, mostly as snow.
What should I pack for Atlin weather?
Bring layers: a thermal base, fleece, and a windproof outer shell. A warm winter parka and insulated boots are essential from November to March. In summer, pack a rain jacket, sunscreen, and insect repellent. Sunglasses help with the strong glare off snow and water.
How cold does it get in Atlin?
Extreme lows can reach –40°C or colder during January and February. The dry air makes it feel less biting, but exposed skin can freeze quickly. Always check the live forecast above before heading out.
Does it snow a lot in Atlin?
Total snowfall averages about 200 centimetres per season. Snow usually begins in October and stays until April. The snowpack is dry and light, ideal for winter sports like skiing and snowmobiling.
When is the best time to visit Atlin?
July and August offer the mildest weather, with daytime highs around 18°C and long daylight hours. For winter activities, January through March provide reliable snow and cold, stable conditions.
For more on regional patterns, see the Canada weather hub or check a 10-day forecast. Compare Atlin’s climate to Calgary weather or Whitehorse weather. Nearby Carcross weather is similar. For live updates, visit the Atlin weather network or Environment Canada.