Mount Washington Winter

Explore Mount Washington

What is Mount Washington like during the winter months?

Mount Washington in winter is characterized by some of the world’s most extreme weather, with winds sometimes exceeding 100 mph, temperatures plunging to -40°F, and heavy snow, creating a dangerous, arctic-like environment. The summit experiences intense rime ice, with no open shelter available for hikers from November to April.

Here is a detailed breakdown of Mount Washington in winter:

Extreme Weather: The summit often sees wind chills below -75°F and high-speed, hurricane-force winds. The area is known for rapid, unpredictable changes, frequently featuring thick, freezing fog and intense rime ice that coats all surfaces.

Safety and Access: The Mount Washington State Park summit building is closed, meaning there is no safety shelter for hikers. Climbing is a serious, high-risk undertaking that requires expert preparation, and many climbers use the Lion Head Trail to avoid the avalanche-prone Tuckerman Ravine.

If you are considering hiking, climbing, or skiing Mount Washington, check avalanche conditions with the Mount Washington Avalanche Center and the Higher Summits Forecast with the Mount Washington Observatory.

Activities: While the summit is treacherous, the surrounding Mt. Washington Valley is a hub for winter activity, including ice climbing (often with guides), snowshoeing, cross-country skiing, and snowmobiling.

Transportation: The Mount Washington Cog Railway operates in winter, though it may terminate at lower elevations depending on weather conditions.

Visitors and climbers are strongly advised to check the Mount Washington Observatory forecasts and adhere to hikeSafe.com guidelines.