Experience the Ultimate Mount Washington Observatory Overnight Adventure
Difficulty
moderate
Duration
8–12 hours total
Fitness Level
You should be in good physical condition to handle steep, rocky terrain and potential weather challenges.
Overview
Discover the thrill of spending a night atop New England’s highest peak at the Mount Washington Observatory. This unique overnight trip blends mountain adventure with hands-on meteorological science in the heart of the White Mountains.
Mount Washington Observatory Overnight
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About This Adventure
Embark on an unforgettable Mt. Washington climb with IMCS guides, featuring an overnight stay at the renowned Mount Washington Observatory. Experience breathtaking sunsets and sunrises from the summit, all while enjoying an educational tour. This physically demanding adventure promises stunning views and lasting memories in a unique alpine setting.
About
Join IMCS guides for a Mt Washington climb with a one night stay in the famous Mount Washington Observatory, located at Mount Washington State Park. You will receive an educational tour and have the unique opportunity to watch the sunset and sunrise from the warmth of the summit building.
Although you have most of the day to make the summit and return, this is still a physically demanding hike. Please call with any questions.
Tiered pricing Per person: $650 Two people: $1,250 Three people: $1,800 Four people: $2,300
Adventure Tips
Prepare for Rapid Weather Changes
Mount Washington’s weather can shift quickly—bring layers and waterproof gear to stay comfortable.
Acclimate with a Day Hike
Spend time hiking in the White Mountains to acclimate before your overnight summit stay.
Bring a Headlamp
Nighttime at the Observatory requires a reliable light source for navigating the station and trails.
Pack Enough Water and Snacks
The summit has no amenities; staying hydrated and energized is critical during your stay.
Local Insights
Wildlife
- American pika
- White-tailed deer
History
Founded in 1932, the Observatory has been crucial in recording some of the harshest weather on earth and advancing mountain meteorology.
Conservation
The Observatory team emphasizes Leave No Trace principles to preserve the fragile alpine ecosystem in an area vulnerable to climate change.
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Adventure Hotspots in Conway
Frequently Asked Questions
Recommended Gear
Waterproof Jacket
Protects you from sudden rain and high winds common on the summit.
fall specific
Thermal Layers
Keeps you warm during cold nights and unpredictable weather.
winter specific
Hiking Boots with Good Traction
Provides stability and safety on rocky and variable terrain.
Compact Sleeping Bag
Adds warmth for the overnight stay inside the Observatory’s dormitory area.