Manaslu Circuit Weather by Month 2025: Temperature, Climate & Best Trekking Seasons

Manaslu Circuit Trek Weather and Temperature: Monthly-wise Guide

Located in the North Central part of Nepal, the Manaslu Trip starts with an altitude of 760 meters at Soti Khola and witnesses a high elevation gain of 5106 meters at Larke Pass, with an altitude gain of 500-600 meters per day, from the subtropical zones at the lower elevation to the alpine zones at the high section. With the diversification of the climate zones, it highly influences the Manaslu region's weather patterns over short distances in a short period, influencing the microclimates due to rapid elevation change and a wide range of topography. As the weather and climatic changes vary on a seasonal basis, from the peak season of Spring, Autumn, to the off-seasons of monsoon and winter, here is an overview of the Manaslu Circuit weather and temperature on a month-to-month basis.

Spring Season (March to May)

Spring stands out as an ideal season and most preferred trekking season for Manaslu, which brings the best out of the Himalayas, with the moderate temperature with less humidity to venture out for a long duration hike, without a physically exhausting situation. With no chances of rainfall and snowfall, as it comes right after the end of the wintertime, it offers a great scenic view of the mountains with the blooming wild flowers along the landscapes, offering captivating surroundings and a dry trailhead, for a safe hike, with zero chance of precipitation.

The weather is neither too hot nor too cold, with no fogginess covering the Himalayas, and it also brings the long hours of daylight (sunlight hours), providing a chance to explore more, hence the Spring trek to Manaslu highlights safe adventure, with thriving trekking trails, perfect for those who are drawn to nature. Below are the insights of the Manaslu weather in the spring season that falls from March to April and May span of the year.

March: Beginning of Peak Season

Manaslu Circuit weather in March comes with a new beginning and a start to the peak season, which slowly swipes away the winter season with noticeable temperature changes. While the temperature ranges from 10 to 18°C, at the lower elevation before crossing Macche Khola and Jagat, and might drop to 6 degrees Celsius at nighttime. Whereas, at the higher elevation after crossing over 3200 meters from Samagaun, Samdo, and near Larke Pass, the day temperature remains between 0 to 5°C and takes a dip minus tempertaure to - 10 to - 5°C. As the winter season has just ended, one can feel the chill weather surroundings at the beginning of March, but as the day passes by, the weather gets warm during the day, offering clear views of the mountains, but still tends to offer cold nights.

Besides, at the lower elevation, the spark of the early spring starts to bloom in the colorful rhododendrons, beginning to thrive with lush green valleys, along with the less crowded trailhead as the peak season has just hit, the route becomes quite offering a serene environment. The accommodation availability choices also tend to have a wide in choices, due to a few no. of hikers along the route. If booked earlier, one can get single-bedding configuration facilities, as well, and a chance to interact with locals more deeply and get a lively experience of their day-to-day lifestyle activities, showing the unique perspective of the Tibetan communities, making it one of the best trekking seasons.

April: Thriving Rhododendrons and Peak Time

April month at the Manaslu region celebrates the busy and peak trailhead, as the weather favours the temperature and climatic conditions, attracting a large no. of hikers, across the globe. The atmospheric heat ranges from 8 to 5°C during the daytime, which is perfect for long-hour expeditions, without draining yourself out being mentally fatigued, whereas, drops to 0 degrees Celsius, offering a cozy night to settle in at the tea house. On the other hand, above 3200 meters to 5106 meters, the temperature ranges from -5 to 5°C and might drop to -10°C, which is suitable and safe for a cross over of a high mountain pass, and also, a warm night to get a peaceful sleep (might require sleeping bag for beginners considering four seasonal conditions). 

The month of April presents the most amiable, where the colorful shade of red and pink rhododendrons bloom perfectly, covering the landscapes astonishingly, with a greenery surrounding turning the terrains into a heavenly paradise. Due to a relatively lower chance of precipitation, the view of the mountains becomes visible without any fogginess, rising high in the clear season. Also, at the same time, the boasting festivals such as Buddha Jayanti, Tibetan New Year, come in April, reflecting the rich Tibetan Buddhism communities, rewarding hikers with an once in a lifetime opportunity to thrive in the celebration. 

As the trailhead remains dry, without any slippery terrains or blockage to the high passes, avoiding the risk of altitude sickness, many trekkers even opt for the Short Manaslu Trek to push their limits and attain the great height over 5000 meters within just 10 to 12 days, minimizing the 16 to 18 days of long-duration hike. The longer sunlight days also present enough and more time to enjoy the nature and magnificent surroundings of the highlands, without rushing the itinerary, and before night arrives in, hence, due to the comfortable, climatic conditions for safe ascent without compromising the views, April stands out as the best trekking season for the Manaslu circuit.

May: Warmest Days and Clear Visibility

Manaslu Circuit Trek weather is best experienced in May, with the warmest, stable weather and day temperature ranging from 15 to 18°C, which tends to be perfect for those who are beginners and new to high altitude treks at the lower elevation before reaching Sama gaon, and might decrease by between 0 to 5°C with the clear himalayan panorama range and the comfortable nights to stay in. Meanwhile, at the upper section near Larkya La Pass, the morning temperatures are around 5 to 6°C, and during the daytime, and might drop to - 8 °C to 10 °C at nighttime, which stands as one of the most coziest and warm nights, which can still be manageable without sleeping bags, whereas, considering packing gears and clothings for all season remain crucial. 

Along with the stable and moderate humidity, the sky becomes free from gloominess, where the colorful wild flowers bloom at their finest with the backdrop picturesque view of the snowcapped peaks, with stable climatic conditions. Due to the peak season and time to bid, the ideal time, there might be the possibility of large groups, which might be a drawback and doesn't bring the peaceful environment as expected, but looking at the brighter side, one can find a keen mind adventure seekers like you, creating a new memories with new people across the globe. However, one must ensure to complete the trek before the monsoon kicks in and finish it by the end of May, to avoid the heavy snowfall and blockage to the high mountain pass, and windy air conditions. Other than that, April stands out being one of the best times to trek Manaslu, with the idyllic weather and climatic conditions, from lower to higher elevation.

Monsoon / Summer Season (June to August)

The monsoon season, which arrives soon after the end of springtime, is generally considered the off-season for the Manaslu Circuit Trek between June, July, and August. Due to the rapid fluctuations and sudden drop and rise in humidity, the unpredictable weather brings chaos to cross over the high mountain passes, especially for beginners, as the snow blockage makes the route too strenuous to pass by, whereas, at the lower elevation at the forested trails, the muddy and slippery terrains with heavy rainfall, creating the possibility of natural hazards such as landslides, avalanches and so on. The high level of precipitation also hides the mountain views and covers the surroundings with gloominess and fogginess, with no chance of spotting the captivating natural surroundings, which might disappoint you. 

On the other hand, looking at the pros and perks side, due to the snowfall, the landscape gets beautifully covered with frosty snowfalls, and also a less crowded route, offering tranquility and eye eye-catching glance to the greatest mountains in the shade of white and lush green valleys. However, the Manaslu monsoon weather varies on a month-to-month basis, with distinct temperature variations, offering several advantages and disadvantages that one must expect along the trailhead.

June: Rising Humidity, Monsoon Onset, and Wetter Trails

June in the Manaslu region brings several hazardous weather conditions, where the monsoon season starts to kick in, highly increasing the high humidity, on days when the temperature ranges from 18°C to 25°C in the lower elevation, whereas it drops to 5 to 10°C at the high altitudes over 3500 meters.

In early June, the precipitation is low, with less amount of rainfall, to mid, but at the end of mid-June, a heavy level of rainfall is expected covering the mountain and landscape surroundings, also making the forested section, filled with muddy route with leeches at the tea houses, the irritation of the mosquitoes and other insects might be a bit disturbing. While it might sound okay, for experienced hikers, the most concerning part remains the poor visibility of the mountains and the massive temperature drop to -10°C to -5°C at the high elevation, with heavy winds and a high level of snowfall. The unfortunate weather condition, which comes with unexpected rainfall, with the high humidity exceeding 25°C, creates a hassle and also makes the trip 10x harder than it is, making June one of the off-season months for the trek, to any Himalayan adventure, including the wild remote Manaslu.

July: Heavy Precipitation, Lush Landscapes, and Challenging Route

Manaslu Circuit temperature in July faces the high humidity, with the temperature starting from 14°C to 22°C (56°F to 72°C), bringing a heavy level of precipitation (rainfall and snowfall), which makes the trek challenging to proceed further, and ascend higher altitudes. The risk of potential natural hazards such as landslides, avalanches increases with poor and muddy, and loose gravel sections, highly contributing to the possibility of altitude sickness as well, due to poor mental and moral strength. 

Besides, on the brighter side, the lush green valley with the spring blossom flower thrives stunningly in the landscapes, adding color to the rugged, boring landscapes, unveiling the beauty of nature. As the route becomes less crowded, you can have the best lodging and accommodation options, from budget to standard ones, and also immerse yourself in the serene environment and surroundings. The air remains fresh, free from dust and noise pollution, where one can push their limits to reach Larkya La, tackling monsoon challenges in the Manaslu region, reflecting on self-reflection, and attaining great heights; however, considering winter gear remains a crucial part for a successful adventure.

August: Monsoon Risks and Rewards

Manaslu weather and temperature highly fluctuate, with the rapid and drastic changes in climatic conditions, where the rainfall and heavy snowfall become common along the trekking trail. Due to the high level of downpours, at the lower elevation, the frequent precipitation and high humidity, the sky is covered with gloominess, hiding the view of the Himalayan range, whereas, at the high elevation above 4000 meters, the main challenging part remains the blockage of the route to the high mountain pass, which could lead to the trip disruption. The lodges also basically remain closed as the route becomes completely impossible and strenuous to navigate to cross by. 

Meanwhile, the temperature ranges from 12°C to 26°C during the day, with such high heat sunny days, and falls to 4°C and 12°C at night, and early morning becomes too freezing and windy, making it hard to adapt to the rising elevation. Whereas, at the higher elevation, it can drop to - 10 to - 5°C, with the high level of snowfall, making it challenging to cross the Larke Pass successfully. The only good side is that the unobstructed views of mountains and the lush greenery, blooming trail head, the intense roaring waterfalls, and foggy misty surroundings create an unmatched experience. 

Autumn Season (Mid-September to Late November)

Autumn stands out as another best time for the Manaslu Circuit Trek, where the end of monsoon bids a goodbye and the new season of stable weather and climatic conditions welcomes the hikers from all across the world. Due to almost zero level of snow or rainfall from mid-September to late October, the sky becomes clear, with an astonishing visibility of the landscapes and snowy, frosty peaks, making the trip a meaningful journey. The humidity remains moderate and stable, ranging from 5°C to 14°C, offering a mild temperature, making the trekking route dry and wet-free, making the expedition 10x times easier than it is. From green hills to open landscapes and the snowy Himalayan panorama, with no chance of any kind of wet weather, makes the Autumn season one of the best seasons for trekking.

September: Peak Time with Stable Weather

Manaslu Circuit in September experiences stable and post-monsoon weather conditions, with clear skies and no fogginess. As the monsoon clears the gloominess, the surroundings become a prominent golden leaf valley covering the forest area, and a 360-degree panoramic view of the mountains. The temperature ranges from 14°C to 22°C, at the lower section before attaining Samdo or Sama gaon village, whereas while reaching near the Larke Pass - 5160 meters, it can drop to 5°C to 8°C at night, which is the ideal time for a cozy sleep overnight. Also, due to the new beginning of the peak season, September attracts a few number of hikers, offering quiet, silent terrains and peaceful walks along the route. Just to let you know, the main festival of Nepal - Dashain 2025- falls in September, this year, so if you are willing to something unique experience in the highland, then September fits perfectly for you. 

Just take a note that, while trekking in September, there is still mere rainfall, at the low elevation, and you might experience some snowfall, at the higher elevation, so make sure to consider an all-season packing list for Manaslu Trek in Autumn - especially in September, the beginning period.

October: Clear Skies and Moderate Temperature

Manaslu weather and temperature in October stand out being one of the best times of the entire year for trekking, with stable and pleasant climatic conditions, with the surroundings remaining cool and mild pleasant humidity, perfect for a long-hour trek. The thermic condition ranges from 10 to 15 degrees Celsius at daytime and stays between 5 and 2°C at night, without any high humidity, and a chill environment, making it the ideal season for the trek to the Manaslu region.

Because of zero chance of thunderstorms or even the rainfall chances, the snowcapped mountains seem crystal clear just standing right in front of the eyes, with an insight into local farming harvest at the same time. With little chance of a change, it is most likely to be predictable weather at high altitudes. It is for these reasons that many consider October as the golden period for adventures in the isolated area, which contributes to the 100% successful ascent to the high mountain pass of Larkya La. 

November: Quieter Trailhead and Cooler Temperature

November marks the end of the Autumn season, and experience the crispness of the fresh air and cool surroundings, especially at the higher elevation above 3800 meters, offering a mild to moderate temperature for hiking at such high elevation for long hours. The day temperature ranges from 12 to 18°C (48°F to 64°F), in the low highlands and falls to -5°C to 8°C in the higher altitudes, whereas, drops to -10°C to 4°C. with a minimal rainfall, and the crystal clear views of the snowcapped mountains, whereas, near the pass, there is a possibility of snowfall as the season progresses, with mild winds. As the peak season is nearing to end as well, the crowd becomes less, providing a serene and risk-free trekking experience where you do not have to come across the summer heat and monsoon rain, making it one of the ideal seasons for the Manaslu Circuit even for beginners. At the same time, if time fits, then one can consider stretching the trip of the Manaslu and Tsum Valley Trek as well, for better exposure of this restricted region.

Winter Season: (Early December to Late February)

Manaslu Trek in Winter brings the freezing temperature dropping to 0°C to 5°C during the day, meanwhile it falls to -10°C to -16°C at night; however, the temperature variations depend on the month, starting from December to February. Due to the high level of precipitation and the heavy snowfall at the higher elevation, the snow blockage might be a bit challenging to pass by, where the tea houses and lodges might remain closed, being totally inaccessible to reach the Larke Pass, leading to disruption of the Himalayan adventure.

For beginners, it might be impossible to pass through, and could lead to the possibility of AMS (acute mountain sickness), whereas experienced hikers can push their limits and attain new heights. The weather condition fluctuates rapidly and drop down, but the rainfall possibility remains at least zero at lower elevations, so if you are up for a challenge, then winter might be the best season for you.

December: Winter Begins with Cool Temperature

The weather in the Manaslu circuit during December resembles the rapid, marvelous transition to the winter season, where the peak season bids a goodbye and the cold season begins. During the daytime, the temperature drops drastically, ranging from 0°C to 8°C, and the night, the temperature might drop to - 10 °C to -12°C at the higher altitudes, whereas at low elevation, it remains at 5 to 8°C, offering chill and cold weather to commence the hike with. December presents a visual feast to hikers, with the clear, crystal view of the mountains, whereas the weather patterns become erratic as the high wind can blow in at the higher elevation with the risk of avalanches, which potentially lead to injuries. To tackle the challenges and snowy pathway, packing winter gear becomes one of the crucial aspects and must set the itinerary as per the hikers' experience to gradually adapt to the high altitude.

January: Cold Season with Heavy Snowfall

Trekking in January brings several challenges, as the heavy snowfall at higher elevations fully covers the snow pathway, which could lead to the cancellation of the trip in between, and also potentially lead to the possibility of altitude sickness for newbies, due to freezing nights. The temperature ranges from -4°C to 6°C during the day, and might fall to -14°C to -18°C at night, which is extremely cold compared to any other trekking period with a high level of snow. As the route gets blocked near Larke Pass, it becomes inaccessible and requires technical skills and even expensive winter gear, as the route becomes 10 times harder than it is. If you are a beginner, then trekking in January is not highly recommended, whereas, experienced one can opt for this journey, to thrive in the unhindered views of the mountains and landscapes being covered with snow. 

February: Winter, Leaving its Spark Gradually

The weather and temperature at Manaslu mark the end of the harsh weather conditions, which bring the cold climatic conditions and strenuous situation to overcome, where the humidity slowly rises and is quite warm compared to January, but one must consider winter trekking gears and essentials.

The temperature might drop to - 10°C at night, and starts to range from 2 to 8°C at the higher elevation, whereas the route becomes dry, with the skies remaining clear, and the Himalayan panorama range and diverse landscape scenery; however, one must be aware of the strong winds. At the same time, the route is covered with icy and snowy terrains, and most tea houses remain closed; searching for a good, comfortable accommodation in the Manaslu region might be a bit challenging, hence pre-booking is required. Even though weather patterns in February have greater stability than those of the months of winter offer, it still can be a bit much for new trekkers.

Month-by-Month Temperature and Weather Chart for Manaslu Trek

Weather-Based Packing Essentials for Manaslu Trek

Spring and Autumn Trekkers

As these particular seasons of Spring and Autumn are considered the peak season with the favourable weather conditions and stable climatic surroundings, with mild temperature, one can carry a basic level of layerings; however must consider other seasons as well for unfortunate weather changes.

• Moisture-wicking T-shirts and Pants
• Breathable Shirts (Lightweight)
• Warming Thermals - fleeced ones
• Sweat-proof and water-proof jackets
• Down jackets or Puffer Jackets
• Windproof jackets and a backpack rain cover with a raincoat
• Trekking (Hiking Boots) with High ankle socks and liner socks
• Sun Glasses (UV protected) and hats (brimmed ones) or caps
• Trekking Poles (1 pair)
• Other moisturizing creams, sunscreen, and other skin care essentials

Winter Trekkers

• Woolen Trousers and T-shirts
• Moisture Wicking and Dry Fit T-shirts and Breathable Pants
• Sleeping Bag (all seasonal consideration)
• Fleece and Fur Thermal Wear
• Down or Puffer Jacket
• Water Proof and Wind Proof Jackets
• Warm T-shirts and Sweaters
• Woolen scarves and head scarves
• Woolen and long socks
• Waterproof boots with long woolen and cotton socks
• Crampons (highly suggested)

Monsoon - Summer Seasons

• Moisture-wicking and dry-fit t-shirts and shirts
• Warm trousers and t-shirts
• Lightweight and Breathable t-shirts and pants
• Rain coats and rain covers for backpacks
• Linen and long socks
• Insect repellent for mosquitoes and leeches
• Gloves and gaiters
• Sunglasses with snow and UV protection
• Down jackets and Puffer jackets

Preparing for Weather Changes on the Manaslu Circuit

Layer Up 

No matter which season you are opting to head out, in the Manaslu region, layering your clothing and packing smartly remain as one of the most crucial aspects to adjust to the drastically changing temperature. While making your packing gears ready, consider from peak to off-season, and altitude diversification from 700 meters to 5000 meters, packing multiple gears, including the dry fit (moisture-wicking base layers), fleece or down jackets to stay cozy and warm with waterproof layers - jackets, pants that tackles the high level of precipitation, from winds and cold climates.

Understand Seasonal Weather Patterns

Before opting for this trek, understanding the Manaslu circuit weather month-by-month basis remains one of the most important aspects for effective planning and preparation, where you must be aware of potential weather conditions. As the temperature changes significantly from altitude to altitude, it is suggested to check the weather forecast comprehensively and set the itinerary accordingly, to avoid the risk of AMS (acute mountain sickness), which happens due to not being known with the monthly climate variations.

Essential Foot Gears 

Even though the spring and autumn seasons basically do not require crampons compulsorily as the high passes can be easily ascended and crossed over, it is suggested to bring a good pair of hiking boots with proper grip, which aren't slippery. Whereas, one can consider comfortable shoes as well, if you haven't got any hiking boots yet, but considering boots, they stand out for an easy ascent.

Plan Smartly with Flexibility

While considering the high elevation treks, where the basic accessibility remains hard, with unpredictable changes in terms of weather and temperature in the Manaslu region, it is recommended to set 1 contingency day (free day), to set, if in case the crossings over Larke Pass, do not happen due to snow blockage pathway, and require 1 day gap. Set 1 extra day itinerary plan, so you do not miss out on your flight back home, or miss out on any important thing here back in Nepal, due to an unexpected extra day.

Proper Acclimatization Days

As this trek leads you to the high elevation each day, where the temperature at the Manaslu circuit changes rapidly, from the daily altitude gain, it is suggested to set the itinerary that fits your experience and pace level. For instance, for beginners, opt for 400 to 500 meters of elevation gain per day, for at least 16 days duration starting from Kathmandu, whereas experienced ones can choose to ascend 700 to 800 meters per day, completing within 10 to 12 days; however, it is suggested to set atleast 1-2 acclimatization days, to avoid the risk of possible AMS.

Follow the Experienced Local Guides Intuition

Please, pay attention to your experienced local guides' instructions and follow their instincts, on the seasonal weather patterns, and move further accordingly, especially when opting for off season as the weather and climate changes rapidly, above 4000 meters, which guides can easily know, what future trailhead holds, with knowing the possibility of natural hazards such as landscaepes and avalances so on.

Hike with Local Trekking Agency

There are so many times when choosing a top-tier trekking company will make all the difference. Such agencies of professional repute provide expert guides who know how to handle sudden changes in the weather and keep you safe during the storms; they are armed with proper emergency equipment, and evacuation plans are in place in case of an emergency due to severe weather conditions. Good agencies like Destination Himalaya Treks also provide thorough weather briefings and help you make smart decisions about when it is best to continue with the trek or wait.

Conclusion: So, what are the ideal seasons for the Manaslu circuit?

Choosing the right seasons ensures that your trip becomes comfortable, secure, and safe, along with the great Himalayan scenery surroundings that the Himalayan trailhead has to offer; hence, the Spring and Autumn seasons stand out best time for the Manaslu Circuit Trek.

While the spring (March to May), brings the best out of colorful blossoms with the thriving rhododendron, along the clear skies showing the prominent views of mountains, the autumn serves the mild temperature and stable climatic conditions, offering the best vista of mountains and climatic zones changes and transition.  Besides, one can venture out in summer and winter as well, but requires ample preparation, four seasonal packing variations, weather forecasting, and a customized itinerary as per one's pace and preferences. 

Destination Himalaya Treks will also help you in the planning of your dream trek to the Manaslu circuit, with advice on the weather at certain times and when it is best suited to trek the exact way you expect the adventure to be. For any further queries, email destinationhimalayatreks.com or just call or WhatsApp us at +977 9851016814. Contact us anytime.