The Ultimate Guide to Peru’s Dry Season 7 Key Facts About Hiking Machu Picchu from April to October

Post Published February 3, 2025

See how everyone can now afford to fly Business Class and book 5 Star Hotels with Mighty Travels Premium! Get started for free.


The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Weather Patterns at 13,000 Feet April Shows Lowest Rainfall with 5 Inches





April sees a noticeable change in the high-altitude weather around 13,000 feet, with rainfall hitting a low point of roughly 5 inches. This marks the start of a period where conditions are better for hiking near Machu Picchu. Trails become less challenging, and the views often clearer. Though it can be chilly, especially after sunset, the landscape is lush thanks to the prior rainy season, which can make for a good experience. However, hikers should remember that unexpected showers can still happen at these altitudes and prepare accordingly.

At elevations around 13,000 feet in the Peruvian Andes, April witnesses a distinct shift in the weather. The extremely low rainfall totals, averaging around 5 inches, exert significant influence over the high altitude ecosystem here, an ecosystem that is adapted to the greater amounts of moisture usually found at lower elevations. A rain shadow effect is a feature of this area, as air rising up the mountains loses its moisture, causing the peaks to be much drier. Temperature swings at these altitudes are noticeable with daytime highs around 60°F while nighttime temperatures regularly dip to below freezing. Hikers need to consider this. The onset of Peru's dry season in April brings generally more favorable conditions for treks, with drier, less slippery trails. Yet it’s important to note the impact of lower air pressure at this altitude, causing breathing difficulties, and acclimatization is extremely necessary before any significant physical activity. Less moisture in the air means clear night skies which offers exceptional stargazing opportunities in the highlands. It is also crucial to be observant of these seasonal shifts and how it impacts travel plans such as the flights to the city of Cusco which tend to get cheaper during the dry season. A reduction in the amount of rain impacts traditional culinary practices with more reliance on preserved foods. In these unique and arid conditions, there is a wide array of very distinct microclimates which create habitats for fascinating species of flora and fauna which makes the region fascinating for biologists. Just because it's the dry season does not imply it’s completely dry, as sudden storms can develop. Therefore, it’s essential for trekkers to be prepared with appropriate gear for the variable weather and a potentially unpredictable experience.

What else is in this post?

  1. The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Weather Patterns at 13,000 Feet April Shows Lowest Rainfall with 5 Inches
  2. The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Best Trail Options Alternative Salkantay Trek Takes Five Days with 15 Miles Per Day
  3. The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Required Permits April Permits Usually Available 3 Months Ahead vs 6 Months in Peak Season
  4. The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Altitude Sickness Prevention Stay in Cusco for 48 Hours Before Starting the Trek
  5. The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Train Transportation Aguas Calientes Trains Run Every 30 Minutes During Dry Season
  6. The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Essential Gear List Gore-Tex Hiking Boots and UV Protection Required Above 10,000 Feet
  7. The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Temperature Changes Pack for 30-Degree Daily Temperature Swings in September

The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Best Trail Options Alternative Salkantay Trek Takes Five Days with 15 Miles Per Day





The Ultimate Guide to Peru’s Dry Season 7 Key Facts About Hiking Machu Picchu from April to October

The Salkantay Trek, a five-day journey covering about 60 miles, with daily distances averaging 15 miles, presents a solid alternative to the busier Inca Trail. The route takes hikers through an impressive variety of environments from high, snow-topped mountains to deep, vibrant cloud forests. The final destination, of course, is the ancient site of Machu Picchu. Trekkers will find themselves at altitudes up to 15,190 feet at the Salkantay Pass, encountering both demanding uphill climbs and rewarding panoramic views. The dry season, lasting from April through October, is typically the best period for these treks, ensuring clearer landscapes and better conditions. But this is also the high season and requires booking accommodations early.

A popular alternative to the well-known Inca Trail, the Salkantay Trek, is a five-day excursion across some fairly varied terrain. Expect to cover around 60 miles in total, which works out to an average of about 15 miles a day. This path offers an interesting array of ecological zones. You'll move through alpine landscapes then transition to areas with lush, denser vegetation, all on your way to the ultimate destination of Machu Picchu. One possible reason why this trek might appeal to some is that it is often less crowded than the Inca Trail, giving it a feel of exploring the mountains away from big groups. It does also allow more freedom in planning your trip and the time commitment compared to the permits often required for the Inca Trail, which is certainly convenient for travelers who do not plan ahead by booking months in advance.



The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Required Permits April Permits Usually Available 3 Months Ahead vs 6 Months in Peak Season





In Peru, there's a notable difference in how early you can obtain hiking permits for Machu Picchu, depending on the season. If you're aiming for an April trek, permits are usually released about three months before, however for the peak season, which typically runs from May to September, permits might be available as much as six months ahead of your desired date. This means anyone planning a trip during the busier months needs to secure their permits considerably earlier due to higher demand. As the dry season starts in April, this month provides a good opportunity to hike with fairly reliable weather, fewer people around, and picturesque vistas, which does necessitate a strategy to ensure an enjoyable hike.

Permit allocations for the popular Inca Trail have a somewhat peculiar release schedule, with April permits typically available about three months prior to the desired travel date. In contrast, permits for the peak months are often released six months ahead of time. This suggests a system designed to manage the anticipated surge in demand, which really impacts those who prefer not to book things months in advance. Those considering travel at the tail end of the dry season could have a planning advantage.

Flight costs also seem to follow this seasonal trend, generally showing a downward trajectory towards the start of the dry season, and especially in April. This dip appears directly correlated to reduced tourist traffic when compared to the peak travel months of June through August. Careful flight booking in early parts of this season is something to think about. This is important as the overall travel costs can affect the experience.

It's also worth noting how the intensity of tourism during peak periods contributes to congested trails. The Inca Trail, particularly, can get crowded. Alternative options, such as the Salkantay Trek, might provide a more tranquil journey away from heavy crowds. It seems less people choose to wander off the beaten path and go to other hiking trails. The higher altitude impacts all trails and those that take travelers to peaks above 13,000 feet tend to demonstrate very noticeable oxygen reduction and can cause problems.

Keep in mind that at this altitude the body's response is affected. Also, the local environments display very interesting microclimates, that show how much variation is possible in what seems like a relatively small area. This creates fascinating but challenging hiking conditions. Additionally, nighttime temperature fluctuations can pose another challenge. It is not unheard of to experience temperatures below freezing. As such, appropriate clothing layers and camping gear is needed, especially at night when the temperatures drop and can feel very different to daytime conditions.

The local food is also affected by the dry weather conditions, with a noticeable shift towards a dependence on preserved food. The clear and very dark night skies of April offers opportunities for astronomical observations and the permits for routes such as Salkantay are often more accessible, with more flexible options for less rigidly planned travel. Lastly, venturing to Machu Picchu off peak in April is interesting if one want to see these ancient sites with fewer tourists and can provide a very different, and more enjoyable, exploration of the region.



The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Altitude Sickness Prevention Stay in Cusco for 48 Hours Before Starting the Trek





The Ultimate Guide to Peru’s Dry Season 7 Key Facts About Hiking Machu Picchu from April to October

Altitude sickness is a real issue for those arriving in Cusco, given its elevation of roughly 3,400 meters (11,200 feet). To reduce the chance of suffering headaches, dizziness, or nausea, it’s wise to plan for a 48-hour stay in Cusco before setting out on any hikes. Using this time to acclimatize, ensuring you drink plenty of water, skipping alcohol, and taking it easy while exploring the city, can really help your body adjust to the lower oxygen levels. It's also an option to visit nearby locations at lower elevations, such as Pisac or Urubamba, which can assist the acclimatization process before attempting any treks to higher altitudes in the Andes.

High altitude areas, like Cusco which sits at around 3,400 meters, require that travelers plan for proper adjustment. Specifically, the two-day buffer before any strenuous activity is less about tourism, more about survival. Cusco serves as a necessary checkpoint in any trip involving significant altitude hikes. The body requires a certain amount of time to adapt, and that's why the time spent at this city plays a critical role to avoid getting knocked down with the usual effects of high altitude.

The physiological adaptation of our bodies to reduced oxygen levels at altitude involves an increase in the production of red blood cells; and this doesn't happen quickly. These things take time, and this natural process can be improved by remaining at this altitude before one starts trekking to higher elevations. Being dehydrated can compound these problems so a steady consumption of three liters of water daily should help significantly. This means that all those cute tourist photos you're taking might get you through the acclimatization, but the physical activity will require that your body works properly first.

The local practice of drinking coca tea is quite interesting, as this drink, commonly available in Cusco, contains alkaloids known to ease symptoms. While it's not a cure-all, it's clearly beneficial as a way to improve blood oxygenation. The science of air pressure tells us that oxygen availability significantly decreases above 3,000 meters which affects our performance and even mental capacity, therefore the process of acclimatization, especially by spending those two days in Cusco before venturing higher is critical.

The local diet, rich in carbohydrates, supports the process of adaptation. Foods such as quinoa and potatoes, provide the kind of energy needed for trekking at these elevations. Given that a good percentage of hikers, up to 40%, have some form of altitude issues, a pre-trek stop over in Cusco, seems to be an important way to mitigate those risks.

There also seems to be a travel strategy to using this two-day period as it also influences travel costs. Given that the high season for treks is tied to higher flight and accommodation expenses, taking advantage of the earlier, quieter, start of the dry season might make sense. The city itself provides for cultural experiences and local markets and the opportunity to immerse yourself into Peruvian culture before your trek. And if the weather permits, with less light and atmospheric disturbance, stargazing opportunities can provide a unique and memorable element to the acclimatization.



The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Train Transportation Aguas Calientes Trains Run Every 30 Minutes During Dry Season





During the dry season, spanning April to October, train services to Aguas Calientes, a key point for reaching Machu Picchu, run with notable frequency. Trains depart roughly every half hour. This frequent timetable is meant to handle the increase of visitors who are eager to explore the site during the best weather. The train trip itself, typically about 90 minutes from Ollantaytambo to Aguas Calientes, goes through the Sacred Valley. This time of the year is well known for its more stable, less rainy, hiking conditions and visibility, making it a good choice for those focused on trekking. Those thinking of going should book things in advance since the high demand means that trains might get full quickly during the peak months and finding tickets will not always be easy.

During Peru's dry season, which extends from April through October, the train service to Aguas Calientes sees frequent departures, with trains typically leaving every half hour. This schedule is clearly engineered to efficiently handle the increased numbers of hikers wanting to see Machu Picchu. The railway itself is a piece of impressive engineering. It is tailored to the demands of the terrain and features a combination of significant climbs and tight corners that manage to maintain efficient transportation. The trip from Cusco is about 3.5 hours in total, enabling a reasonable balance between travel time and seeing the site. The route ascends to about 6,700 feet, making it a good stage of acclimatization as the elevation rise is not sudden. Train ticket costs appear to fluctuate and lower fares are often noticeable at the start of the dry season in April; that has to do with demand but is also very beneficial to any travelers who plan ahead.
Some train companies have introduced luxury train options for those seeking a more comfortable trip, with meals and extra views. These offerings suggest that the journey is becoming more about the trip itself rather than just getting to the destination. It is noticeable that this is more than just about tourism because train travel provides a perspective of the surrounding landscape, from farming activities to the area’s biodiversity, something missed when just flying in. The train route seems to be there as part of a conscious effort to create a more sustainable alternative for transportation to the site, avoiding heavy car traffic and environmental impact, and is likely an example for other places. The railway utilizes some advanced technology with signalling systems and regular checks, crucial given the location and landscape, which is why they try to operate at a high level of safety. Train timetables are arranged to synchronize and control visitor traffic at Machu Picchu itself, a necessary component in conserving this cultural site.



The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Essential Gear List Gore-Tex Hiking Boots and UV Protection Required Above 10,000 Feet





When planning for hikes in Peru, particularly at altitudes exceeding 10,000 feet, Gore-Tex hiking boots are essential gear. Their waterproof and breathable qualities are crucial for comfort and to prevent blisters in changeable weather. At these higher elevations, increased sun exposure makes UV protection paramount; high-SPF sunscreen, UV-protective sunglasses, and clothing designed to shield from the sun's rays are a must. Layered clothing and crucial items like hydration systems and a first aid kit should be added to your list of essentials. By ensuring you're properly equipped, you will significantly improve both your comfort and safety during your trek, especially if done during the dry months of April to October.

When hiking above 10,000 feet in the Peruvian Andes, suitable gear is non-negotiable. Specifically, Gore-Tex hiking boots are almost mandatory; their multi-layered fabric is key for keeping feet dry because it allows moisture vapor to escape while repelling external water, preventing a whole range of problems. It’s a carefully engineered solution, the kind that seems to balance competing physical needs.

And at such altitudes, Ultraviolet (UV) protection cannot be ignored, mainly because it’s about 40 percent higher than what you’d normally encounter at sea level, which in effect drastically accelerates skin damage. This higher exposure requires the use of appropriate gear with adequate UV-blocking properties. The sun at this height can have a very noticeable impact.

Temperature changes in the Andes can also be extremely significant with day time and night time variations of up to 30°F which requires layering your clothing to prevent both hypothermia and heat exhaustion. Then there’s the ever-present problem of air pressure; oxygen levels at 10,000 feet are around 30% less compared to sea level; and for anyone not used to the high elevation, altitude sickness is very common and that has real physiological effects.

Hydration becomes a real challenge because higher altitudes will cause dehydration faster than normal which is why drinking around three liters of water a day is vital. Dehydration makes altitude issues worse and proper water consumption requires active management. The clear night skies at these elevations in the dry season provide for the perfect conditions for stargazing and can give a completely new experience in seeing constellations.

Local solutions like drinking coca tea, is something to think about. It is often offered because it has alkaloids which helps with blood oxygenation, although this is by no means a cure-all solution but can help with those who are starting to feel symptoms. The variety of ecological zones also create numerous microclimates, which affects flora and fauna and a closer inspection makes this obvious.

Hiking permit strategy, as mentioned earlier in this text, is quite complex since they are usually released months in advance, therefore, strategic planning is important, and more flexibility is to be had when choosing less popular trails that may have available slots. Lastly, it’s worth noting the carefully crafted system of railways that allow visitors to travel to Aguas Calientes. Their steep ascents and sharp bends can only be achieved by precise planning with safety standards in mind and allows for impressive views of the Sacred Valley while moving visitors in an efficient manner.



The Ultimate Guide to Peru's Dry Season 7 Key Facts About Hiking Machu Picchu from April to October - Temperature Changes Pack for 30-Degree Daily Temperature Swings in September





In September, it's crucial to understand Peru's substantial temperature shifts, especially when hiking near Machu Picchu. Daily variations of up to 30 degrees Celsius are common at altitude, with comfortable daytime temperatures quickly dropping to chilly levels at night. This sharp change means hikers need to pack strategically to avoid discomfort or health issues on the trail. The dry season, lasting from April to October, makes this month great for hiking. Expect very little rain, and the resulting clear skies offer magnificent views of the mountainous surroundings. With thoughtful preparation around these large temperature swings, visitors can make the most of their time in this unique part of the Andes. It also provides good conditions to view some of the night skies with the Milky Way being visible in the absence of light pollution.

In September, hikers in the Cusco region often face temperatures that can vary as much as 30 degrees Celsius daily. It's not unusual to see daytime readings around 20°C which then sharply drops to single digits by night. This dramatic shift is due to altitude, making it important to pack clothing suitable for both warm and cold conditions. The low humidity levels during the dry season from April to October are a defining feature, with the air sometimes dipping below 30% relative humidity. This dryness causes rapid dehydration, and water consumption becomes important for trekkers. The atmosphere at high altitudes, especially above 10,000 feet, also has lower UV protection. Exposure to the sun in this region is about 40% more dangerous than at lower elevations. This makes sun protection essential for any hiker traveling in these altitudes.

The air pressure at 3,400 meters, a typical altitude in areas around Cusco, drops dramatically to around 30% less than what one experiences at sea level. Such a reduction also limits oxygen supply. The reduced pressure has a real physiological impact, necessitating acclimatization prior to any serious hikes. This lower air pressure directly impacts how well people adapt to higher altitudes. The local culinary culture during the dry season often adjusts to the lower crop yields, which changes meal experiences for travelers as well. Many meals include preserved foods as staples, such as dried meats, and lots of potatoes and quinoa. The Andes also show very different microclimates across even small areas due to geographic and altitude differences. In a single day, hikers may trek through warmer, arid spots then into colder, wetter regions. This is why layers are always important to carry.

The very clear skies in the dry months provide opportunities for stargazing due to the clear air with less light pollution and humidity, providing great conditions for viewing stars normally obscured by atmosphere. There are frequent trains to Aguas Calientes during the dry season to accommodate all the tourists headed to Machu Picchu, with departures about every 30 minutes. All of this seems to accommodate the large numbers of visitors wanting to make use of the clearer hiking conditions. Up to 40% of travelers do encounter some type of altitude-related issues, and given these statistics, a smart approach is to give yourself time for your body to adapt to these drastic changes. As mentioned earlier, locals tend to use coca tea which is quite effective at improving blood oxygenation, although it is not a total cure for altitude sickness.


See how everyone can now afford to fly Business Class and book 5 Star Hotels with Mighty Travels Premium! Get started for free.