Chamlang

Mountain Prominent Himalayan peak popular with mountaineers

Chamlang is a high Himalayan peak in eastern Nepal that attracts technical mountaineering expeditions. Climbers establish base camps in nearby valleys to attempt steep, glaciated routes.

Main image
Aerial photograph of Mount Everest in 1935.jpg
Chamlang-vrouwenexpeditie op Schiphol v.l.n.r. Boom, Meere, De Rooy , Van Leeuw, Bestanddeelnr 934-2558.jpg
Chamlang-vrouwenexpeditie op Schiphol v.l.n.r. Boom, Meere, De Rooy , Van Leeuw, Bestanddeelnr 934-2559.jpg
Chamlang.jpg
Everest Lhotse Makalung Chamlang (4to3).jpg
Everest-Panorama.jpg
Himalayas Mt. Everest (63452584) (2).jpg

Chamlang is a major Himalayan peak in eastern Nepal with an elevation of about 7,319 metres. It is part of the high mountain terrain of the Mahalangur Himalaya and is known to mountaineers for its steep ridges and technical climbing routes.

The peak forms part of complex glaciated terrain and is considered a demanding climb requiring advanced alpine skills. It is less frequented than many of the region’s more famous summits, so expeditions tend to be relatively small and remote.

Chamlang sits in eastern Nepal’s high mountain zone within Koshi Province and is part of the same general mountain system that includes peaks such as Makalu and Everest to the west and northwest of the massif.

  • Elevation: Rises to approximately 7,319 metres, making it one of the higher seven-thousanders in the Nepal Himalaya.
Chamlang
27.7755, 86.9798

How to Get to Chamlang #

Standard approaches begin from Lukla or regional airstrips followed by trekking toward the eastern valleys; from Kathmandu arrange permits and a licensed expedition operator. The final approaches require several days of trekking and glacier travel; hire a Nepal-registered guide and high-altitude support.

Tips for Visiting Chamlang #

  • Hire a local trekking agency and a high-quality expedition guide; Chamlang is a technical peak best attempted with experienced support.
  • Acclimatize properly - Chamlang's approaches involve long ascents and glacier travel at high altitude.
  • The normal route is steep and glaciated; ensure up-to-date icefall and crevasse information and appropriate rescue contingency plans.
  • Best climbing window is pre-monsoon (April-May) and post-monsoon (late September-October).

Best Time to Visit Chamlang #

Climbing Chamlang is seasonal: the principal windows are pre- and post-monsoon when weather and technical conditions are most favorable.

Pre-monsoon climbing season
April-May · -10-5°C (14-41°F) on upper slopes
Stable weather window favored by mountaineers; best technical conditions for summit attempts.
Post-monsoon season
September-October · -15-5°C (5-41°F) on upper slopes
A second, shorter climbing window with generally stable weather after the monsoon.

Weather & Climate near Chamlang #

Climate

Chamlang's climate is classified as Ice Cap - Ice Cap climate with freezing summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -25°C to -1°C. Semi-arid with limited rainfall with a pronounced dry season.

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

January

January is the coldest month with highs of -13°C and lows of -25°C. Light rainfall.

47 Poor

Comfort

-19°
Feels Like Freezing
-19°C
Temperature
-25° -13°
54%
Humidity
Humid

Weather

23 mm
Rainfall
4.9 m/s
Wind
Light Breeze
1.0
UV Index
Moderate
10.5h daylight

February

February is freezing with highs of -13°C and lows of -25°C. Light rainfall and partly cloudy skies.

45 Poor

Comfort

-19°
Feels Like Freezing
-19°C
Temperature
-25° -13°
59%
Humidity
Humid

Weather

25 mm
Rainfall
5.4 m/s
Wind
Light Breeze
1.3
UV Index
High
11.1h daylight

March

March is freezing with highs of -10°C and lows of -22°C. Almost no rain, partly cloudy skies, and breezy conditions.

45 Poor

Comfort

-16°
Feels Like Freezing
-16°C
Temperature
-22° -10°
65%
Humidity
Humid

Weather

8 mm
Rainfall
6.1 m/s
Wind
Breezy
1.7
UV Index
Very High
11.9h daylight

April

April is freezing with highs of -7°C and lows of -18°C. The driest month with just 1 mm and partly cloudy skies.

43 Poor

Comfort

-13°
Feels Like Freezing
-13°C
Temperature
-18° -7°
68%
Humidity
Humid

Weather

1 mm
Rainfall
5.5 m/s
Wind
Light Breeze
2.0
UV Index
Very High
12.7h daylight

May

May is freezing with highs of -4°C and lows of -14°C. Almost no rain, mostly overcast skies, and breezy conditions.

41 Poor

Comfort

-9°
Feels Like Freezing
-9°C
Temperature
-14° -4°
72%
Humidity
Very Humid

Weather

5 mm
Rainfall
7.2 m/s
Wind
Breezy
2.0
UV Index
Extreme
13.4h daylight

June

June is freezing with highs of -2°C and lows of -10°C. Almost no rain, mostly overcast skies, and breezy conditions.

39 Poor

Comfort

-6°
Feels Like Freezing
-6°C
Temperature
-10° -2°
77%
Humidity
Very Humid

Weather

5 mm
Rainfall
7.9 m/s
Wind
Breezy
1.9
UV Index
Very High
13.7h daylight

July

July is freezing with highs of -1°C and lows of -8°C. The wettest month with 67 mm of rain and mostly overcast skies.

33 Poor

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-8° -1°
83%
Humidity
Very Humid

Weather

67 mm
Rainfall
5.9 m/s
Wind
Light Breeze
1.9
UV Index
Very High
13.6h daylight

August

August is freezing with highs of -1°C and lows of -8°C. Moderate rainfall (62 mm) and mostly overcast skies.

33 Poor

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-8° -1°
85%
Humidity
Very Humid

Weather

62 mm
Rainfall
5.2 m/s
Wind
Light Breeze
1.9
UV Index
Very High
13.0h daylight

September

September is freezing with highs of -3°C and lows of -10°C. Moderate rainfall (35 mm) and mostly overcast skies.

37 Poor

Comfort

-7°
Feels Like Freezing
-7°C
Temperature
-10° -3°
82%
Humidity
Very Humid

Weather

35 mm
Rainfall
5.4 m/s
Wind
Light Breeze
1.7
UV Index
Very High
12.2h daylight

October

October is freezing with highs of -6°C and lows of -16°C. Moderate rainfall (31 mm) and partly cloudy skies.

47 Poor

Comfort

-11°
Feels Like Freezing
-11°C
Temperature
-16° -6°
65%
Humidity
Humid

Weather

31 mm
Rainfall
5.7 m/s
Wind
Light Breeze
1.6
UV Index
Very High
11.4h daylight

November

November is freezing with highs of -10°C and lows of -21°C. Almost no rain.

49 Poor

Comfort

-15°
Feels Like Freezing
-15°C
Temperature
-21° -10°
54%
Humidity
Humid

Weather

5 mm
Rainfall
3.9 m/s
Wind
Light Breeze
1.1
UV Index
High
10.7h daylight

December

December is freezing with highs of -11°C and lows of -23°C. Light rainfall.

47 Poor

Comfort

-17°
Feels Like Freezing
-17°C
Temperature
-23° -11°
48%
Humidity
Comfortable

Weather

23 mm
Rainfall
4.5 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
10.3h daylight

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