Jongsong Peak Mountain

High Himalayan peak near India, China, and Nepal borders

ISS022-E-85132 - View of Earth - Kangchenjunga Himal - Langpo Drohmo - Langpo Peak - Langpo South - Pattibhara - Jongsong Peak - Janak Chuli - Kang Gyalang (cropped).jpg
Panorama Kangchenjunga range from Sikkim.jpg

Jongsong Peak at a Glance#

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About Jongsong Peak#

Jongsong Peak is a high mountain in the Himalaya with a summit elevation of 7,462 metres. It is a glaciated peak that forms part of the complex high ranges in the eastern Himalaya.

The mountain presents technical alpine climbing challenges and is less frequently climbed than the region’s eight-thousand metre peaks, with long approaches across glaciated terrain.

The range containing Jongsong formed through the ongoing collision of the Indian and Eurasian tectonic plates, producing the high relief of the Himalaya. The peak is located within the high mountain border region administered as part of Tibet (China).

  • Elevation: Summit altitude 7,462 metres, making it a high Himalayan peak rather than an eight-thousander.

Best Time to Visit Jongsong Peak#

Mountaineering approaches to Jongsong Peak are usually attempted in the pre-monsoon (April-June) or post-monsoon (September-October) windows when weather is relatively more stable.

Pre-monsoon (spring climbing window)
April-June · Varies by altitude (roughly -20°C to +5°C at lower camps)
One of the usual Himalayan expedition windows with generally more stable weather and less monsoon influence, though conditions remain cold and unpredictable.
Post-monsoon (autumn climbing window)
September-October · Varies by altitude (roughly -20°C to +5°C at lower camps)
Clearer skies and more stable conditions for high-altitude climbing; commonly used for Himalayan expeditions and approaches.
Monsoon and winter
July-August (monsoon), November-March (winter) · Colder at altitude year-round (summit far below freezing)
Monsoon brings heavy precipitation and increased objective hazards; winter is extremely cold and generally unsuitable for most expeditions.

Weather & Climate near Jongsong Peak#

Climate

Jongsong Peak'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 -29°C to -3°C. Semi-arid with limited rainfall with a pronounced dry season.

Air Quality: AQI 71 Moderate
Best Time to Visit
NovemberDecemberJanuary
Temperature & Rainfall
Temperature Range
16°
Warmest Month
-26°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor -29° - -17° -35° 12 mm partly cloudy 53% 6.1 m/s 0.9 moderate 10.5h
February Poor -28° - -17° -35° 11 mm partly cloudy 58% 6.5 m/s 1.2 high 11.1h
March Poor -26° - -14° -32° 2 mm overcast 64% 7.1 m/s 1.5 very high 11.9h
April Poor -22° - -12° -28° 0 mm overcast 68% 8.1 m/s 1.7 very high 12.7h
May Poor -17° - -8° -23° 4 mm overcast 72% 8.8 m/s 1.8 very high 13.4h
June Poor -12° - -4° -18° 5 mm overcast 76% 9.2 m/s 1.8 very high 13.7h
July Poor -10° - -3° -15° 83 mm overcast 81% 7.0 m/s 1.9 very high 13.6h
August Poor -11° - -4° -14° 76 mm overcast 83% 5.6 m/s 1.9 very high 13.0h
September Poor -13° - -5° -17° 36 mm overcast 82% 6.4 m/s 1.6 very high 12.2h
October Poor -19° - -10° -24° 22 mm partly cloudy 72% 7.2 m/s 1.5 high 11.4h
November Poor -25° - -14° -29° 2 mm partly cloudy 56% 4.7 m/s 1.1 high 10.7h
December Poor -27° - -15° -32° 14 mm partly cloudy 48% 5.5 m/s 0.9 moderate 10.3h