Why Does It Take So Long To Climb Everest?

Mount Everest, standing at a staggering height of 29,032 feet (8,849 meters), is the highest mountain in the world. Located in the Himalayas between Nepal and Tibet, it has fascinated and challenged climbers for decades. Climbing Everest is not just a physical feat, but also a test of endurance, skill, and mental toughness.

It takes months of preparation, years of experience, and a deep commitment to reach the summit. In this beginner’s guide, we will explore why climbing Everest takes so long, the different stages involved, the challenges climbers face, and how to prepare for this ultimate test of human perseverance.

1. Altitude and Acclimatization

One of the main reasons why it takes so long to climb Everest is the altitude. Mount Everest stands at a height of 29,029 feet (8,848 meters) above sea level. At this altitude, the air is thin, and the atmospheric pressure is low, which can lead to altitude sickness. Altitude sickness can cause symptoms such as headache, nausea, dizziness, and fatigue and can be life-threatening in severe cases.

To combat altitude sickness, climbers must acclimatize to the high altitude slowly. Acclimatization involves gradually ascending to higher altitudes, allowing the body to adapt to the lower air pressure and decreased oxygen levels. Climbers typically spend several weeks on the mountain, slowly ascending and descending to different altitudes to acclimatize properly. This process can be time-consuming and requires patience and discipline.

2. Physical and Mental Preparation

Climbing Everest is a physically and mentally demanding task, requiring a high level of physical fitness and mental resilience. Climbers must train for months before attempting the climb, building endurance, strength, and flexibility. Physical training can involve cardio exercises, weightlifting, and high-altitude training to simulate the conditions on the mountain.

Mental preparation is equally important, as climbers must be prepared for the physical and mental challenges they will face on the mountain. Climbers must have the mental resilience to push through fatigue, pain, and discomfort and be able to make sound decisions under pressure. Mental preparation can involve meditation, visualization, and mental toughness training.

3. Weather Conditions

Another factor that affects the length of time it takes to climb Everest is the weather conditions on the mountain. Everest is located in the Himalayas, which are known for their extreme weather conditions, including high winds, snow, and sub-zero temperatures. Weather conditions can change rapidly on the mountain, and climbers must be prepared for all eventualities.

Climbers must plan their ascent to take advantage of the best weather window. The ideal time to climb Everest is during the spring climbing season, which runs from late April to early June. During this period, the weather is generally stable, with lower winds and less precipitation, making climbing conditions more favorable.

4. Logistics

Climbing Everest requires careful planning and organization, including transportation, permits, and equipment. Climbers must obtain permits from the Nepalese government to climb Everest, which can take several months to secure. Climbers must also arrange transportation to the mountain, typically involving a flight to Kathmandu, followed by a trek to Everest Base Camp.

Logistics also include setting up a base camp and higher altitude camps, hiring support staff, and organizing food and supplies. Climbers must have a support team to assist with logistics, including sherpas, porters, and cooks. The logistics of climbing Everest can be time-consuming and require careful planning and attention to detail.

5. Route Selection

Climbers can choose from several different routes to climb Everest, each with its own challenges and risks. The two main routes are the South Col route, which begins in Nepal, and the Northeast Ridge route, which begins in Tibet. The South Col route is the most popular and is considered less technical than the Northeast Ridge route.

The route selection will depend on a variety of factors, including the climber’s experience level, preferences, and logistics. Climbers must research the different routes and choose one that is suitable for their skills and experience level. Climbers must also consider the risks associated with each route, including rockfall, avalanches, and high-altitude sickness.

6. Summit Day

Summit day is the culmination of weeks of preparation and climbing. On summit day, climbers must wake up early and begin climbing in the dark, typically around midnight. Climbers must climb for several hours, navigating challenging terrain, including steep inclines, snow, and ice. Summit day can take up to 12 hours or more, depending on weather conditions and the climber’s pace.

Summit day is physically and mentally exhausting, and climbers must be prepared to push themselves to their limits. Climbers must be vigilant about altitude sickness, dehydration, and hypothermia, and must take frequent breaks to rest and rehydrate. Climbers must also be prepared for the emotional intensity of summit day, which can be overwhelming and rewarding.

7. Team Dynamics

Climbing Everest is a team sport, and climbers must work together to reach the summit safely. Team dynamics play a crucial role in the success of the climb, and climbers must learn to communicate effectively and work together to solve problems. Climbers must also rely on their support staff, including sherpas, porters, and cooks, who play a critical role in the logistics of the climb.

Team dynamics can be challenging, especially when climbers come from different backgrounds and have different personalities. Climbers must learn to trust each other and communicate effectively, even in high-stress situations. Climbers must also be prepared to make difficult decisions, such as turning back if conditions become too dangerous.

Related: Why Do Mountain Climbers Go Up And Down?

Frequently Asked Questions (FAQs)

How long does it take to climb Everest?

The length of time it takes to climb Everest can vary depending on a variety of factors, including the climber’s experience level, route selection, and weather conditions. On average, it takes climbers about two months to climb Everest, including several weeks of acclimatization and preparation.

How much does it cost to climb Everest?

Climbing Everest is an expensive undertaking, with costs ranging from $30,000 to $100,000 or more. The cost includes permits, logistics, equipment, and support staff. Climbers must also factor in the cost of training and travel to and from Nepal or Tibet.

What are the risks of climbing Everest?

Climbing Everest is a high-risk activity, with the potential for severe injury or death. Risks include altitude sickness, frostbite, hypothermia, falls, and avalanches. Climbers must take precautions to minimize these risks, including proper acclimatization, training, and equipment.

How do I prepare for climbing Everest?

Preparing for climbing Everest involves a combination of physical and mental training. Climbers must build endurance, strength, and flexibility through cardio exercises, weightlifting, and high-altitude training. Mental preparation involves developing mental resilience, including meditation, visualization, and mental toughness training.

What equipment do I need to climb Everest?

Climbers need a range of specialized equipment to climb Everest, including high-altitude clothing, boots, crampons, ice axes, and ropes. Climbers must also carry food, water, and oxygen tanks. Climbers typically hire a support team to assist with logistics, including sherpas, porters, and cooks.


Climbing Everest is a challenging and rewarding undertaking, but it requires careful planning, preparation, and attention to detail. The length of time it takes to climb Everest is a reflection of the physical and mental demands of the climb, as well as the logistics and risks involved. By understanding the challenges and risks, and preparing accordingly, climbers can increase their chances of reaching the summit safely and successfully.

Remember that climbing Everest is not just a physical challenge but also a mental one. Mental preparation is just as important as physical training, and climbers must be prepared to face the emotional and psychological challenges of the climb.

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