If you’re the kind of person who loves a challenge, this list of the hardest day hikes around the world is for you! These trails will test your endurance, strength, and mental grit.
Whether it’s steep ascents, rugged terrain, or extreme weather, these hikes are anything but easy—but they’re all absolutely worth it.
In this guide, I’ll share some of the most difficult day hikes, what makes them so tough, and tips to help you tackle them like a pro.
The 10 Hardest Day Hikes
1. Rim-to-Rim, Grand Canyon, USA
- Distance: 24 miles (39 km) point-to-point
- Duration: 12-15 hours
- Difficulty level: 10/10
Why it’s tough: This hike combines extreme distance from the North Rim to the South Rim (or vice versa), with over 6,000 feet (1,829 meters) of elevation gain and brutal heat during summer. Most people do it as a multi-day hike, but experienced hikers tackle it in one long day.
Tips for the hike: Start as early as possible, bring plenty of water, and be prepared for the extreme heat at the bottom of the canyon.
2. Hardergrat Trail, Switzerland
- Distance: 15 miles (24 km) point-to-point
- Duration: 10-12 hours
- Difficulty level: 10/10
Why it’s tough: With narrow ridgelines, extreme exposure, and significant elevation gain, the Hardergrat Trail tests both physical and mental endurance.
Tips for the hike: Start early, be prepared for a long day, and make sure you’re comfortable with heights. Weather can change quickly, so keep an eye on conditions.
3. Half Dome, Yosemite National Park, USA
- Distance: 14-16 miles (22-26 km) out-and-back
- Duration: 10-12 hours
- Difficulty level: 9/10
Why it’s tough: The final ascent requires climbing up a series of cables, with sheer drops on either side. With significant elevation gain, making this a tough combination of technical and physical demands.
Tips for the hike: Secure a permit well in advance, and start early to avoid afternoon thunderstorms. Wear gloves for the cable ascent.
4. Kalalau Trail, Kauai, Hawaii
- Distance: 11 miles (18 km) point-to-point
- Duration: 8-10 hours
- Difficulty level: 9/10
Why it’s tough: Slippery terrain, unpredictable weather, and narrow cliffside paths. The narrow, exposed trail running along the Nā Pali Coast features treacherous footing, making it one of the most dangerous hikes, especially in wet conditions.
Tips for the hike: Pack plenty of water and go after the rainy season
5. The Enchantments, Washington State, USA
- Distance: 18 miles (29 km) point-to-point
- Duration: 10-14 hours
- Difficulty level: 9/10
Why it’s tough: This long and rugged alpine hike, with its steep ascents and descents, tests endurance over a full day of intense hiking and often has unpredictable weather.
Tips for the hike: Obtain a permit for the popular season, start early to avoid the crowds, and prepare for rapidly changing weather. Bring plenty of water and layers.
6. Mount Taranaki, New Zealand
- Distance: 7 miles (12 km) out-and-back
- Average Duration: 6-8 hours
- Difficulty level: 8/10
Why it’s tough: This hike involves a steep, relentless ascent with loose volcanic rock and sudden weather changes. The summit offers incredible views but requires endurance.
Tips for the hike: Allow for extra time to account for weather changes and pack layers. Trekking poles can help on the rocky sections.
7. Aonach Eagach Ridge, Scotland
- Distance: 6 miles (10 km) point-to-point
- Duration: 7-9 hours
- Difficulty level: 8/10
Why it’s tough: Known for its exposed scrambling sections along a narrow ridgeline, Aonach Eagach Ridge is as mentally taxing as it is physically demanding.
Tips for the hike: Bring a helmet and consider going with a guide
8. Trolltunga, Norway
- Distance: 17 miles (27 km) out-and-back
- Duration: 10-12 hours
- Difficulty level: 8/10
Why it’s tough: While the views from Trolltunga are stunning, the long distance and 3,000 feet (900 meters) of elevation gain make it a challenging trek, particularly in unpredictable weather.
Tips for the hike: Start early, be prepared for all weather conditions, and bring enough food and water, as there are no services along the trail. Good boots are essential for the rocky and often wet terrain.
9. Mount Huashan, China
- Distance: 7.5 miles (12 km) out-and-back
- Duration: 5-7 hours
- Difficulty level: 8/10
Why it’s tough: With its vertical staircases and narrow planks, this hike is infamous for its dangerous path and psychological challenge, more so than physical.
Tips for the hike: Wear sturdy shoes with excellent grip, take your time
10. Angels Landing, Zion National Park, USA
- Distance: 5.4 miles (8.7 km) out-and-back
- Duration: 4-5 hours
- Difficulty level: 7/10
Why it’s tough: Although short in distance, Angels Landing’s exposure, sheer drops, and narrow paths make it a nerve-wracking experience, particularly for those with a fear of heights.
Tips for the hike: Start early to avoid crowds and heat
The average durations are estimates for fit and experienced hikers under normal conditions. For those less experienced or facing adverse weather, times may be longer.
What Makes a Day Hike ‘Hard’?
So, what makes a day hike hard?
It’s not just about the distance—though that’s definitely a factor.
Elevation gain and steepness can turn a relatively short hike into a real ordeal. I remember struggling up a seemingly endless incline, feeling like each step was a battle.
And then there’s the terrain. Rocky paths and uneven ground can slow you down and wear you out.
Weather conditions and altitude gains also play a huge role. Climbing a mountain when storms are rolling in is a different challenge.
And, let’s not forget about the logistics—lack of water sources or difficult access points can add extra stress to an already tough hike.
How the Hardest Day Hikes are Rated
The difficulty ratings are based on a combination of factors commonly recognized within the hiking community, but it’s important to note that they are not tied to any single official hiking standard. Instead, each hike is evaluated based on the following key criteria:
1. Elevation Gain
Steep ascents and long distances significantly increase the physical demands of a hike.
Hikes with elevation gains exceeding 3,000 feet (900+ meters) or distances over 12 miles (20 km) in a single day were rated higher.
These factors are widely used by organizations like the National Park Service (NPS) and international hiking groups to gauge trail difficulty.
2. Terrain and Exposure
The complexity of the terrain plays a major role in a hike’s difficulty. Narrow ridges, rock scrambles, and uneven footing demand physical and mental stamina.
Exposure to dangerous drops or technical climbing sections (like Angels Landing or Mount Huashan) further increases the challenge.
These aspects are common factors in popular hiking guides and apps, including AllTrails and Hiking Project.
3. Weather and Trail Conditions
Hikes known for unpredictable weather (e.g., Mount Taranaki) were rated higher because extreme conditions like snow, wind, or scorching heat can dramatically increase a hike’s difficulty.
Official park warnings and local guidelines often emphasize weather as a key determinant in a trail’s overall challenge.
4. Permits and Logistical Complexity
For some hikes, logistical considerations such as securing permits, early start to avoid crowds or bad weather, or arranging transportation add a layer of difficulty.
Hikes like the Grand Canyon’s Rim-to-Rim, where careful planning is needed to complete the journey in a single day, received higher ratings due to these complexities.
5. Personal Accounts and Popular Consensus
In addition to objective metrics, feedback from experienced hikers who completed these trails was also considered.
Popular hiking forums and blogs, such as AllTrails and Reddit’s r/hiking, often highlight specific challenges, from emotional tolls to sheer physical exhaustion, giving valuable insight into the real-world difficulty of these trails.
Disclaimer:
While these ratings are based on widely recognized factors, they are not linked to an official hiking standard. The difficulty of a hike can vary based on individual fitness levels, weather, and trail conditions. Always research and prepare thoroughly before attempting any tough day hike.
How to Prepare for a Tough Day Hike
Preparing for a tough day hike takes more than just packing your backpack. You need a combination of physical fitness, the right gear, and an understanding of the trail’s demands. Here’s how to prepare yourself for the challenge:
1. Build Your Endurance and Strength
Tough day hikes often involve long distances, steep climbs, and uneven terrain. To prepare your body, focus on these key areas:
- Hike Practice: The best way to train for a tough day hike is to actually hike. Gradually increase your hike distances and elevation gains, starting with smaller hikes and working up to trails similar in difficulty to your main hike. If possible, try to include some practice hikes with comparable terrain (rocky paths, steep ascents, etc.).
- Cardiovascular Endurance: Start with regular cardio workouts like running, cycling, or swimming. Aim for at least 30-60 minutes of moderate to intense cardio, 3-5 times a week. As the hike approaches, try to simulate hiking conditions by incorporating hiking on hills or a treadmill set to an incline to simulate trail conditions.
- Leg and Core Strength: Strength training is crucial. Incorporate exercises like squats, lunges, step-ups, and deadlifts to build your leg muscles. Planks, Russian twists, and side crunches will strengthen your core, which is essential for maintaining balance and stability on rugged trails.
2. Break in Your Hiking Shoes
Worn-in shoes are essential for a successful day hike. Blisters or sore feet can quickly turn a tough hike into a miserable experience, so follow these steps:
- Start Early: Don’t wait until the week before the hike to start wearing your new hiking boots or shoes. Begin breaking them in at least a month in advance. Wear them on short walks, errands, and on small hikes to soften the material and get your feet accustomed to them.
- Test on Rough Terrain: Make sure you test your shoes on varied terrain—rocks, gravel, inclines—to see how they perform in the real world. This will also help you identify if you need additional support, such as insoles or ankle wraps.
- Wear the Right Socks: Invest in quality moisture-wicking, wool, or synthetic hiking socks. These help reduce friction and prevent blisters, especially on long, grueling hikes. I personally love Darn Tough Socks.
3. Hydration and Nutrition
Staying hydrated and fueled is critical on a challenging hike. Here’s how to plan:
- Minimum Water Requirement: The general rule of thumb is to drink at least 500 mL (16-17 oz) of water per hour of hiking in moderate temperatures. For difficult hikes, aim for at least 3-4 liters (100-135 oz) per day, depending on the heat, terrain, and your body size. Always bring more water than you think you’ll need and consider a hydration reservoir for easy access.
- Electrolyte Replacement: For long, hot hikes, supplement your water with electrolyte drinks or tablets to replace salts lost through sweat. This helps prevent cramping and keeps your energy up.
- Fueling Your Body: Bring energy-rich, lightweight snacks like trail mix, energy bars, nuts, and dried fruit to munch on during the hike. Plan for 200-300 calories per hour of hiking. If the hike is particularly long, pack a lunch with foods high in protein and carbohydrates (like a peanut butter sandwich) to sustain your energy.
4. Gear and Clothing Essentials
The right gear can make or break your day hike. Be prepared with the following:
- Layered Clothing: Wear moisture-wicking base layers, an insulating mid-layer, and a waterproof, windproof outer shell. This allows you to adjust to changing temperatures and weather conditions throughout the hike. My favorite merino wool base layer is from IceBreaker.
- Backpack: Choose a comfortable, well-fitted daypack that includes chest and waist straps to evenly distribute weight. It should be large enough to carry water, snacks, extra clothing, and essential gear like a map, first aid kit, and sunscreen.
- Trekking Poles: For steep or rocky hikes, trekking poles can significantly reduce strain on your knees and provide extra stability. Make sure they’re adjustable to suit the terrain.
5. Know the Trail and Weather Conditions
Before setting out, study the trail map, the current weather conditions, and any potential hazards.
- Trail Research: Use trail maps and apps like AllTrails or Gaia GPS to familiarize yourself with the length, elevation gain, and terrain. Pay attention to any technical sections or exposed areas that may require extra caution.
- Check Weather Conditions: Always check the forecast before your hike, not just for the day of but the days leading up to it.. This will give you insight into the trail conditions (e.g., mud, snow, potential closures). Be prepared to adjust your plans if the weather looks risky.
By preparing properly—both physically and logistically—you’ll increase your chances of successfully completing a hard day hike while minimizing the risks.
Conclusion
These day hikes represent some of the most challenging trails around the world, each offering its unique set of difficulties.
From extreme elevation gains to dangerous exposure and long distances, they push hikers to their limits. Whether you’re an experienced adventurer or just looking for a new challenge, these hikes will test your endurance, skill, and nerve.
These hikes aren’t for the faint of heart. Have you conquered any of them? Share your stories!”
Let’s inspire and motivate each other to conquer new trails and achieve great feats!
