Everest Base Camp Weather (2026 & 2027): Complete Monthly Guide

Planning an Everest Base Camp Trek in 2026 or 2027? Understanding the Everest Base Camp weather is one of the most important factors in ensuring a safe, enjoyable, and successful Himalayan adventure. Weather conditions in the Everest region can change dramatically throughout the year, affecting temperatures, visibility, trail conditions, flight schedules, and even your overall trekking experience.

Located at an altitude of 5,364 metres (17,598 feet), Everest Base Camp experiences an alpine climate with freezing temperatures for much of the year. Days may be pleasantly sunny during the trekking seasons, but temperatures can quickly fall below freezing after sunset. Higher points along the trek, such as Kala Patthar (5,545 m) and Gorak Shep (5,164 m), are even colder and often experience stronger winds.

Whether you’re trekking during the colourful spring season, the crystal-clear autumn months, the snowy winter, or the lush monsoon period, knowing what weather to expect helps you choose the best departure date, pack appropriate clothing, and prepare for changing mountain conditions.

This comprehensive guide covers Everest Base Camp weather in 2026 and 2027, including monthly temperatures, seasonal weather patterns, altitude-based climate differences, visibility, snowfall, and expert trekking recommendations to help you plan with confidence.

Planning your trek? Be sure to read our complete Everest Region Guide, How to Prepare for Everest Base Camp Trek, Everest Base Camp Packing List, and Best Time to Visit Everest Base Camp for additional planning advice.

Quick Weather Facts

Before exploring the monthly weather, here are some key facts about the Everest Base Camp climate.

Everest Base Camp Climate

The Everest region has a high-altitude alpine climate, meaning weather conditions are heavily influenced by elevation. As you ascend from Lukla to Everest Base Camp, temperatures decrease steadily while weather becomes increasingly unpredictable.

Unlike lower regions of Nepal, Everest Base Camp never experiences hot weather. Even during the warmest months, mornings and evenings remain cold, and frost is common at higher elevations.

The weather is generally divided into four distinct trekking seasons:

• Spring (March to May) – Mild temperatures, blooming rhododendrons, and excellent trekking conditions.
• Summer / Monsoon (June to August) – Warm but wet weather with heavy rainfall at lower elevations and frequent cloud cover.
• Autumn (September to November) – Dry weather, stable temperatures, and the clearest mountain views.
• Winter (December to February) – Cold temperatures, snowfall, and quieter trekking trails.

Because of the dramatic altitude gain during the trek—from Lukla (2,860 m) to Everest Base Camp (5,364 m)—trekkers experience several different climate zones in just a few days.

How Weather Changes Along the Trek

One of the unique aspects of the Everest Base Camp Trek is that weather varies considerably between villages.

For example, while Lukla may enjoy sunshine and temperatures above 15°C, Gorak Shep and Everest Base Camp can remain below freezing throughout the day.

As altitude increases, trekkers can expect:

• Lower temperatures
• Stronger winds
• Reduced oxygen levels
• Increased ultraviolet (UV) radiation
• Greater chances of snowfall

Understanding these changes is essential for proper acclimatisation and packing.

Everest Base Camp Temperature by Altitude

The following table illustrates how temperatures vary as you ascend through the Khumbu Valley.

These values are approximate averages and may vary depending on local weather systems.

Everest Base Camp Weather by Season

Each season offers a completely different trekking experience. Choosing the right season depends on your preferences, fitness level, photography goals, and tolerance for cold weather.

Spring (March to May)

Spring is one of the most popular times to trek to Everest Base Camp.

Following the winter months, temperatures gradually become milder, snow begins to melt from lower trails, and forests burst into colour as rhododendrons bloom across the lower valleys.

Spring offers an excellent balance between comfortable temperatures and spectacular mountain scenery.

Weather Conditions

• Mild daytime temperatures
• Cold but manageable nights
• Stable weather
• Low rainfall
• Long daylight hours

Mountain Views

Spring provides outstanding visibility, especially during the mornings. Trekkers enjoy panoramic views of:

• Mount Everest
• Lhotse
• Nuptse
• Ama Dablam
• Thamserku
• Pumori
• Cho Oyu (from selected viewpoints)

Advantages

• Comfortable trekking temperatures
• Colourful rhododendron forests
• Excellent photography opportunities
• Longer daylight hours
• High chance of clear skies

Considerations

Because spring coincides with the Everest climbing season, trails and tea houses become busier, particularly during April and May.

Summer / Monsoon (June to August)

Summer brings Nepal’s annual monsoon, resulting in frequent rainfall below Namche Bazaar and cloudy conditions throughout much of the Everest region.

Although Everest Base Camp itself receives less rainfall than lower elevations, cloud cover often limits mountain views.

Weather Conditions

• Warm temperatures at lower elevations
• Heavy afternoon rainfall
• Humid conditions
• Frequent cloud cover
• Slippery trails

Advantages

• Lush green landscapes
• Fewer trekkers
• Quieter tea houses
• Rich vegetation

Challenges

• Flight delays due to poor weather
• Muddy trails
• Leeches below Namche
• Reduced visibility
• Increased landslide risk on lower sections

Most first-time trekkers are advised to choose another season.

Autumn (September to November)

Autumn is widely regarded as the best season for the Everest Base Camp Trek.

Following the monsoon, dust and pollution are washed from the atmosphere, leaving exceptionally clear skies and breathtaking Himalayan panoramas.

Weather Conditions

• Dry trails
• Comfortable daytime temperatures
• Crisp mornings
• Stable weather
• Excellent visibility

Advantages

• Crystal-clear mountain views
• Pleasant trekking temperatures
• Reliable flight operations
• Dry conditions
• Nepal’s biggest festivals, including Dashain and Tihar

Considerations

October is the busiest trekking month, so early booking of flights, accommodation, and guides is highly recommended.

Winter (December to February)

Winter transforms the Everest region into a peaceful alpine wilderness.

Snow-covered trails, frozen rivers, and quiet villages create a magical atmosphere for experienced trekkers prepared for sub-zero temperatures.

Weather Conditions

• Very cold mornings and nights
• Frequent snowfall
• Strong winds at higher elevations
• Shorter daylight hours

Advantages

• Quiet trekking trails
• Exceptional mountain visibility
• Beautiful snow-covered landscapes
• Easier accommodation availability

Challenges

• Extremely cold temperatures
• Possible snowfall at higher passes
• Increased risk of flight delays
• Frozen water supplies in some villages

Winter trekking requires high-quality cold-weather equipment and careful preparation.

What to Expect in 2026 and 2027?

While no long-range forecast can predict the exact weather for specific trekking dates in 2026 or 2027, the Everest region generally follows well-established seasonal patterns. Trekkers planning for these years can expect spring and autumn to remain the most favorable seasons, with winter bringing colder conditions and the monsoon continuing to affect visibility and lower-elevation trails.

It’s always advisable to monitor updated mountain weather forecasts in the weeks leading up to your departure and maintain flexibility in your itinerary, especially regarding flights to and from Lukla.

Everest Base Camp Weather by Month (2026 & 2027)

Understanding the weather month by month is the best way to choose the ideal time for your Everest Base Camp Trek. Each month offers a unique experience, from snow-covered winter landscapes to colourful spring blooms and crystal-clear autumn skies.

Although weather patterns remain generally consistent from year to year, mountain conditions can change quickly. Trekkers planning an Everest Base Camp Trek in 2026 or 2027 should always check the latest weather forecasts before departure and remain flexible, especially regarding Lukla flights.

January – Cold, Snowy and Peaceful

January is the coldest month in the Everest region. Snow blankets much of the trail above Namche Bazaar, creating spectacular winter scenery. Clear skies are common after snowfall, offering excellent mountain views.

However, temperatures remain well below freezing throughout much of the trek, particularly at higher elevations.

Average Temperature

Weather Highlights

• Heavy snowfall possible
• Frozen trails above Dingboche
• Very quiet trekking routes
• Clear mountain views
• Short daylight hours

Recommendation: Suitable for experienced trekkers with proper winter equipment.

⭐⭐⭐☆☆

February – Winter Begins to Ease

February remains cold, but temperatures gradually improve as spring approaches.

Snow still covers many higher sections, while days become slightly longer.

Average Temperature

Weather Highlights

• Snow remains at higher elevations
• Better visibility
• Fewer trekkers
• Improving trail conditions

Recommendation: Good for trekkers seeking solitude before spring crowds arrive.

⭐⭐⭐☆☆

March – The Beginning of Spring

March marks the beginning of Nepal’s spring trekking season.

Temperatures become noticeably milder, snow begins melting on lower trails, and rhododendron forests start coming to life.

Average Temperature

Weather Highlights

• Blooming rhododendrons
• Longer daylight hours
• Stable weather
• Excellent trekking conditions

Recommendation: One of the best months for trekking.

⭐⭐⭐⭐☆

April – Excellent Trekking Weather

April is widely regarded as one of the finest months for the Everest Base Camp Trek.

The weather is generally stable, temperatures are comfortable, and skies are often exceptionally clear.

Average Temperature

Weather Highlights

• Dry trails
• Spectacular mountain views
• Peak rhododendron bloom
• Comfortable trekking temperatures

Recommendation: Ideal for first-time trekkers and photographers.

⭐⭐⭐⭐⭐

May – Warm Days and Expedition Season

May is one of the warmest months in the Everest region and coincides with the main Mount Everest climbing season.

Trekkers may encounter expedition teams heading toward Base Camp.

Average Temperature

Weather Highlights

• Comfortable temperatures
• Longer daylight
• Busy trekking trails
• Excellent visibility during mornings

Recommendation: Excellent weather with vibrant expedition atmosphere.

⭐⭐⭐⭐⭐

June – Beginning of the Monsoon

June marks the arrival of Nepal’s summer monsoon.

Lower elevations experience increasing rainfall, while cloud cover becomes more frequent.

Average Temperature

Weather Highlights

• Frequent afternoon rain
• Slippery trails
• Cloud-covered mountains
• Increased flight delays

Recommendation: Suitable only for flexible trekkers prepared for wet conditions.

⭐⭐☆☆☆

July – Peak Monsoon

July is generally the wettest month.

Heavy rain affects lower elevations, while thick clouds often hide the Himalayan peaks.

Weather Highlights

• Heavy rainfall
• Reduced visibility
• Muddy trails
• Frequent Lukla flight cancellations

Recommendation: Not recommended for most trekkers.

⭐☆☆☆☆

August – Monsoon Continues

Rain continues throughout August, although weather gradually begins improving toward the end of the month.

Vegetation is lush, waterfalls are at their most spectacular, and visitor numbers remain low.

Weather Highlights

• Green landscapes
• Wet trails
• Improving weather late in the month
• Lower tourist numbers

Recommendation: Fair for experienced trekkers with flexible schedules.

⭐⭐☆☆☆

September – Autumn Begins

September marks the transition from monsoon to autumn.

Skies become clearer, temperatures remain pleasant, and trekking conditions steadily improve.

Average Temperature

Weather Highlights

• Fresh mountain landscapes
• Clearer skies
• Comfortable temperatures
• Increasing visitor numbers

Recommendation: Excellent choice for early autumn trekking.

⭐⭐⭐⭐☆

October – The Best Month

October is widely considered the best month for the Everest Base Camp Trek.

Post-monsoon skies provide exceptional visibility, and weather conditions are typically dry and stable.

Average Temperature

Weather Highlights

• Crystal-clear skies
• Dry trails
• Excellent photography
• Reliable Lukla flights
• Comfortable trekking conditions

Recommendation: The best overall month for trekking.

⭐⭐⭐⭐⭐

November – Cool and Clear

November remains one of the best trekking months.

Crowds begin to decrease, while mountain visibility remains exceptional.

Average Temperature

Weather Highlights

• Stable weather
• Dry conditions
• Fewer trekkers
• Outstanding mountain views

Recommendation: Perfect for those seeking quieter trails.

⭐⭐⭐⭐⭐

December – Winter Returns

December signals the arrival of winter.

Snowfall becomes more frequent at higher elevations, while temperatures drop significantly.

Average Temperature

Weather Highlights

• Snow-covered landscapes
• Quiet trekking routes
• Excellent visibility
• Very cold nights

Recommendation: Suitable for experienced winter trekkers.

⭐⭐⭐☆☆

Weather at Gorak Shep (5,164 m)

Gorak Shep is the final overnight stop before reaching Everest Base Camp. Due to its high altitude, weather conditions are harsh throughout the year.

Even during spring and autumn, nighttime temperatures regularly fall below -10°C, while winter temperatures can drop below -20°C. Strong winds are common in the afternoon, so most trekkers start their hike to Everest Base Camp early in the day.

Weather at Kala Patthar (5,545 m)

Kala Patthar is the highest point reached on the standard Everest Base Camp Trek and offers the best panoramic view of Mount Everest.

Because of its elevation, temperatures here are colder than at Base Camp.

Typical conditions include:

• Spring mornings: -10°C to -15°C
• Autumn mornings: -10°C to -15°C
• Winter mornings: Below -25°C
• Strong winds throughout the year

Trekkers should dress in multiple insulating layers and wear windproof clothing, gloves, and a warm hat when climbing Kala Patthar, especially for sunrise.

Visibility and Mountain Views

Weather greatly influences visibility in the Everest region.

The clearest conditions usually occur during:

• April
• May
• October
• November

These months provide outstanding views of:

• Mount Everest
• Lhotse
• Nuptse
• Ama Dablam
• Pumori
• Thamserku
• Kangtega

During the monsoon season (June to August), cloud cover often obscures the mountains, while winter can offer exceptionally clear skies immediately after snowfall.

Snowfall at Everest Base Camp

Snowfall is possible throughout the year at higher elevations, but it is most common between December and February.

Light snow may also occur during:

• Late November
• Early March
• High-altitude storms in April or October

Although snow adds to the beauty of the landscape, heavy snowfall can make trails more difficult and occasionally disrupt flights to and from Lukla.

Best Time to Visit Everest Base Camp (2026 & 2027)

The best time to visit Everest Base Camp in 2026 and 2027 depends on your preferences, fitness level, and the type of trekking experience you want. While the trek is possible throughout most of the year, spring (March to May) and autumn (September to November) consistently provide the best combination of weather, visibility, and trail conditions.

These seasons offer comfortable daytime temperatures, stable weather, reliable Lukla flights, and spectacular panoramic views of the Himalayas.

Spring (March–May)

Spring is one of Nepal’s most beautiful trekking seasons. As winter snow begins to melt, rhododendron forests bloom across the lower elevations, creating vibrant landscapes along the trail.

Why Choose Spring?

• Mild daytime temperatures
• Blooming rhododendron forests
• Longer daylight hours
• Excellent mountain visibility
• Active Everest climbing expeditions
• Comfortable trekking conditions

Spring is particularly popular among first-time trekkers and photographers.

Autumn (September–November)

Autumn is widely regarded as the best overall season for the Everest Base Camp Trek.

After the summer monsoon, the atmosphere becomes exceptionally clear, providing some of the finest mountain views of the year.

Why Choose Autumn?

• Crystal-clear skies
• Stable weather
• Dry trekking trails
• Comfortable temperatures
• Reliable flights to Lukla
• Nepal’s biggest festivals (Dashain and Tihar)

October is generally the busiest trekking month, so advance booking is recommended.

Winter (December–February)

Winter trekking offers a completely different experience.

Snow-covered trails, frozen rivers, and peaceful villages create spectacular scenery, while the number of trekkers decreases significantly.

Best For

• Experienced trekkers
• Winter photography
• Peaceful trekking experience
• Avoiding crowds

However, trekkers should prepare for sub-zero temperatures and possible snowfall.

Summer / Monsoon (June–August)

The monsoon season is the least popular period for trekking because of heavy rainfall, cloud cover, and frequent flight disruptions.

Suitable For

• Experienced trekkers
• Flexible travel schedules
• Budget-conscious travellers

Mountain views are often obscured by clouds, although the landscape becomes lush and green.

Packing Guide for Every Season

Weather conditions at Everest Base Camp vary greatly throughout the year. Packing the appropriate clothing and equipment is essential for both comfort and safety.

Spring Packing List

Bring:

• Lightweight trekking shirts
• Fleece jacket
• Down jacket
• Waterproof jacket
• Trekking trousers
• Sun hat
• Sunglasses
• Sunscreen
• Warm gloves
• Sleeping bag (-10°C)

Summer / Monsoon Packing List

Essential gear includes:

• Waterproof jacket
• Waterproof trousers
• Backpack rain cover
• Quick-dry clothing
• Waterproof trekking boots
• Trekking poles
• Extra socks
• Insect repellent

Autumn Packing List

Recommended items:

• Layered clothing
• Down jacket
• Thermal base layers
• Warm gloves
• Wool hat
• Sleeping bag (-15°C)
• Trekking poles

Winter Packing List

Winter trekking requires additional cold-weather equipment.

Bring:

• Expedition down jacket
• Thermal underwear
• Heavy insulated gloves
• Waterproof boots
• Gaiters
• Balaclava
• Hand warmers
• Sleeping bag (-20°C or below)

How Weather Affects Lukla Flights

Almost every Everest Base Camp Trek begins with a flight to Tenzing-Hillary Airport (Lukla Airport).

Because Lukla is located in mountainous terrain, flights are highly dependent on weather conditions.

The most common causes of delays include:

• Low cloud cover
• Fog
• Heavy rainfall
• Snowfall
• Strong winds
• Poor visibility

To minimise travel disruptions:

• Book early morning flights.
• Include 1–2 buffer days in your itinerary.
• Purchase travel insurance covering flight delays and helicopter evacuation.

Spring and autumn generally provide the most reliable flying conditions.

Weather and Altitude Sickness

Weather and altitude are closely connected during the Everest Base Camp Trek.

Cold temperatures, dehydration, strong winds, and rapid altitude gain can all increase the likelihood of Acute Mountain Sickness (AMS).

To reduce the risk:

• Ascend gradually.
• Drink plenty of water.
• Avoid alcohol.
• Walk at a comfortable pace.
• Spend acclimatisation days in Namche Bazaar and Dingboche.
• Inform your guide immediately if symptoms develop.

Common symptoms include:

• Headache
• Nausea
• Fatigue
• Loss of appetite
• Dizziness

Proper acclimatisation remains the best prevention against altitude-related illnesses.

Climate Change and Everest Weather

Climate change is increasingly affecting weather patterns throughout the Himalayas.

Over the past decade, researchers and local communities have observed:

• Warmer average temperatures
• Less predictable snowfall
• Retreating glaciers
• More intense rainfall events
• Increased glacial lake expansion
• Changing trekking seasons

These changes can influence trail conditions, water availability, and the stability of glaciers and moraines.

Trekkers planning visits in 2026 and 2027 should monitor updated weather forecasts and follow advice from experienced guides, local authorities, and the Department of Hydrology and Meteorology before and during their trek.

Monthly Trekking Recommendations

Frequently Asked Questions

Conclusion

Understanding Everest Base Camp weather in 2026 and 2027 is essential for planning a safe and memorable Himalayan adventure. From the blooming rhododendrons of spring to the crystal-clear skies of autumn, each season offers a unique trekking experience.

For most trekkers, March to May and September to November remain the ideal months, providing stable weather, comfortable temperatures, and outstanding mountain visibility. Winter offers solitude and dramatic snow-covered landscapes for experienced adventurers, while the monsoon season appeals to those seeking quieter trails and lush scenery despite the challenges of rain and reduced visibility.

Regardless of when you choose to trek, proper preparation is key. Pack appropriate clothing, allow extra days for possible weather-related flight delays, acclimatise gradually, and stay informed about current mountain conditions. With thoughtful planning and flexibility, your Everest Base Camp Trek in 2026 or 2027 can become one of the most rewarding journeys of a lifetime.

If you’re ready to begin your adventure, explore our Everest Base Camp Trek, Luxury Everest Base Camp Trek, Everest Three Passes Trek, and Gokyo Lakes Trek itineraries. We also recommend reading our guides on How to Prepare for the Everest Base Camp Trek, Everest Base Camp Packing List, and Tenzing-Hillary Airport (Lukla) Guide to help you plan every aspect of your journey.

Everest Base Camp Weather at a Glance

Expert Trekking Tips

• Plan your trek during spring or autumn for the best balance of weather, trail conditions, and mountain views.
• Book Lukla flights early, especially for April, May, October, and November, when demand is highest.
• Include one or two buffer days in your itinerary to account for possible weather-related flight delays.
• Layer your clothing rather than relying on one heavy jacket, as temperatures vary significantly throughout the day.
• Acclimatise properly by following a gradual itinerary with rest days in Namche Bazaar and Dingboche.
• Carry comprehensive travel insurance that includes high-altitude trekking and emergency helicopter evacuation.
• Check updated weather forecasts before departure, as mountain conditions can change rapidly.