Mahalangur Himal

Mountains High Himalayan range containing Mount Everest

The Mahalangur Himal subrange includes Everest, Lhotse and other high peaks on the Nepal-Tibet border; trekkers and climbers come for high‑altitude routes, base camps and Himalayan panoramas.

Main image

The Mahalangur Himal is a major subrange of the Himalaya straddling the border between Nepal and Tibet (China) and contains several of the world’s highest peaks, including Mount Everest. It is the highest and one of the most heavily glaciated sectors of the central Himalaya.

The range contains multiple eight-thousanders and a concentration of high-altitude routes and trekking corridors such as the Everest (Khumbu) valley and approaches to Cho Oyu. Trekkers and climbers use established base-camp systems and glacier routes; high-altitude acclimatization and logistical support are standard requirements.

The area also features deep glacial valleys, high mountain passes and Sherpa cultural landscapes on the Nepal side, with well-known trekking infrastructure around the Khumbu region.

The Mahalangur saw pioneering exploration and Himalayan mountaineering in the 19th and 20th centuries; Mount Everest was first summited in 1953. Since then the range has been central to high-altitude climbing, scientific study and regulated tourism.

The range runs along the Nepal-Tibet border in eastern Nepal and southern Tibet, forming part of Sagarmatha National Park on the Nepalese side and connecting to neighbouring subranges of the Greater Himalaya.

  • Best seasons: Climbing and trekking activity concentrates in clear pre-monsoon and post-monsoon windows-typically spring (April-May) and autumn (September-October).
  • Permits and logistics: Expeditions and some trekking routes require permits from Nepal or China (Tibet) depending on the approach; commercial logistics and acclimatization are essential for high-altitude travel.

What to See #

  • Mount Everest (Sagarmatha) : Mount Everest, at 8,848.86 m, is the highest peak in the range and in the world and is approached from the Khumbu valley on the Nepal side and from Tibet on the north side.
  • Lhotse: Lhotse is an 8,516 m peak immediately south of Everest, forming part of the same massif and approached via the Everest Base Camp routes.
  • Cho Oyu: Cho Oyu rises to 8,188 m on the Nepal-Tibet border and is one of the more frequently climbed eight-thousanders in the Mahalangur region.
Mahalangur Himal
28.0200, 86.8025

Tips for Visiting Mahalangur Himal #

  • Aim for the pre‑monsoon (late April-May) or autumn (September-October) windows for the clearest mountain views and more stable weather if you plan to view the Mahalangur Himal from the Tibetan side.
  • If approaching from China/Tibet, organize the required Tibet Travel Permit and any additional border or restricted-area permits well in advance through an authorized tour operator; access to the northern Everest region (Rongbuk/Tingri) is controlled and cannot be done independently.
  • To get quieter, iconic views of Everest and the surrounding high peaks, consider staying overnight at the Rongbuk monastery/guesthouse on the north side - its remote location gives sunrise/sunset perspectives most day‑trip groups miss.

Best Time to Visit Mahalangur Himal #

Best for trekking or peak viewing in the spring (Mar-May) or autumn (Sep-Nov) when weather and visibility are most favorable.

Pre-monsoon / Spring
Mar-May · valleys ~5-20°C; high altitudes well below 0°C
One of the best windows for trekking and climbing-stable weather and improving visibility at many elevations.
Post-monsoon / Autumn
Sep-Nov · valleys ~5-20°C; high altitudes well below 0°C
Also an excellent period for clear skies and stable conditions; widely preferred for treks and views of the high peaks.
Monsoon and winter
Jun-Aug and Dec-Feb · monsoon: valleys warmer with heavy precipitation; winter: very cold at altitude
Monsoon brings heavy precipitation and poor visibility; winter is very cold and hazardous at high elevations-both are generally less suitable for trekking or peak attempts.

Weather & Climate near Mahalangur Himal #

Climate

Mahalangur Himal's climate is classified as Tundra - Tundra climate with freezing summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -23°C to 3°C. Semi-arid with limited rainfall.

Best Time to Visit
JuneOctoberNovember
Temperature & Rainfall
Temperature Range
14°
Warmest Month
-27°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -11°C and lows of -23°C. Light rainfall and partly cloudy skies.

45 Poor

Comfort

-17°
Feels Like Freezing
-17°C
Temperature
-23° -11°
54%
Humidity
Humid

Weather

26 mm
Rainfall
3.6 m/s
Wind
Light Breeze
1.2
UV Index
High
10.4h daylight

February

February is freezing with highs of -11°C and lows of -22°C. Moderate rainfall (32 mm) and partly cloudy skies.

43 Poor

Comfort

-16°
Feels Like Freezing
-16°C
Temperature
-22° -11°
59%
Humidity
Humid

Weather

32 mm
Rainfall
4.0 m/s
Wind
Light Breeze
1.7
UV Index
Very High
11.1h daylight

March

March is freezing with highs of -8°C and lows of -19°C. Light rainfall and partly cloudy skies.

45 Poor

Comfort

-13°
Feels Like Freezing
-13°C
Temperature
-19° -8°
65%
Humidity
Humid

Weather

18 mm
Rainfall
4.6 m/s
Wind
Light Breeze
2.4
UV Index
Extreme
11.9h daylight

April

April is freezing with highs of -4°C and lows of -15°C. The driest month with just 7 mm and partly cloudy skies.

47 Poor

Comfort

-10°
Feels Like Freezing
-10°C
Temperature
-15° -4°
68%
Humidity
Humid

Weather

7 mm
Rainfall
5.8 m/s
Wind
Light Breeze
2.6
UV Index
Extreme
12.7h daylight

May

May is freezing with highs of -1°C and lows of -11°C. Almost no rain and partly cloudy skies.

47 Poor

Comfort

-6°
Feels Like Freezing
-6°C
Temperature
-11° -1°
72%
Humidity
Very Humid

Weather

8 mm
Rainfall
5.6 m/s
Wind
Light Breeze
2.8
UV Index
Extreme
13.4h daylight

June

June is freezing with highs of 2°C and lows of -7°C. Almost no rain and partly cloudy skies.

55 Acceptable

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-7°
77%
Humidity
Very Humid

Weather

9 mm
Rainfall
5.8 m/s
Wind
Light Breeze
2.8
UV Index
Extreme
13.8h daylight

July

July is freezing with highs of 3°C and lows of -4°C. The wettest month with 46 mm of rain and mostly overcast skies.

46 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-5°
83%
Humidity
Very Humid

Weather

46 mm
Rainfall
4.7 m/s
Wind
Light Breeze
2.6
UV Index
Extreme
13.6h daylight

August

August is freezing with highs of 2°C and lows of -5°C. Moderate rainfall (45 mm) and mostly overcast skies.

46 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-5°
85%
Humidity
Very Humid

Weather

45 mm
Rainfall
4.0 m/s
Wind
Light Breeze
2.5
UV Index
Extreme
13.0h daylight

September

September is freezing with highs of 1°C and lows of -7°C. Moderate rainfall (31 mm) and partly cloudy skies.

43 Poor

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-7°
82%
Humidity
Very Humid

Weather

31 mm
Rainfall
4.2 m/s
Wind
Light Breeze
2.5
UV Index
Extreme
12.2h daylight

October

October is freezing with highs of -3°C and lows of -13°C. Moderate rainfall (33 mm).

49 Poor

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-13° -3°
65%
Humidity
Humid

Weather

33 mm
Rainfall
4.4 m/s
Wind
Light Breeze
2.2
UV Index
Extreme
11.4h daylight

November

November is freezing with highs of -8°C and lows of -18°C. The driest month with just 7 mm.

49 Poor

Comfort

-13°
Feels Like Freezing
-13°C
Temperature
-19° -8°
54%
Humidity
Humid

Weather

7 mm
Rainfall
3.1 m/s
Wind
Light Breeze
1.5
UV Index
High
10.6h daylight

December

December is freezing with highs of -9°C and lows of -21°C. Light rainfall.

47 Poor

Comfort

-15°
Feels Like Freezing
-15°C
Temperature
-21° -9°
48%
Humidity
Comfortable

Weather

24 mm
Rainfall
3.7 m/s
Wind
Light Breeze
1.1
UV Index
High
10.2h daylight

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