Summit Window

When is it climbable?

Summit Weather Window

Severe from November through winter

Alpine Start

01:00 AM – 09:00 AM

Avoid afternoon wind deterioration and high temperatures melting snow bridges.

Forecast Source

Meteoblue / Mountain-Forecast

Verify satellite forecasting reports before final summit push.

Conditions by Month

May

30 km/h
4 rain days

Jun

25 km/h
6 rain days

Oct

40 km/h
2 rain days

Sep

35 km/h
4 rain days

Lightning Risk

July & August

May-June (pre-monsoon) and September-October (post-monsoon) offer consolidated snow and stable skies.

May-Jun, Sep-OctPeak Season

Season at a Glance

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Peak
Recommended
Shoulder
Closed

Editor's Notes

Editor's Insight

May-June offers consolidated snow corridors, while September-October post-monsoon offers stable skies but extremely cold summit temperatures.

Month by Month

What each month looks like

January

Conditions

Closed season. Severe winter blizzards.

Crowds

none

Sub-zero temperatures, trail snow blockage, and high winter avalanche risk.

-22C to -7CSnow: Very HighSky Clarity:

Closed. Extreme winter conditions.

February

Conditions

Closed season. Severe winter blizzards.

Crowds

none

Sub-zero temperatures, trail snow blockage, and high winter avalanche risk.

-20C to -5CSnow: Very HighSky Clarity:

Closed. Extreme winter conditions.

March

Conditions

Closed season. Severe winter blizzards.

Crowds

none

Sub-zero temperatures, trail snow blockage, and high winter avalanche risk.

-15C to 0CSnow: HighSky Clarity:

Early season. Deep snow accumulations.

April

Conditions

Closed season. Severe winter blizzards.

Crowds

none

Sub-zero temperatures, trail snow blockage, and high winter avalanche risk.

-11C to 4CSnow: HighSky Clarity:

Early season. Deep snow accumulations.

May

Peak Season

Conditions

Consolidated snow cover, excellent visibility, and stable weather.

Crowds

medium

-7C to 8CSnow: MediumSky Clarity:

Prime pre-monsoon window. Good snow stability.

June

Peak Season

Conditions

Consolidated snow cover, excellent visibility, and stable weather.

Crowds

medium

-4C to 11CSnow: MediumSky Clarity:

Prime pre-monsoon window. Good snow stability.

July

Conditions

Monsoon downpours. Active landslides. Crevasse hazards.

Crowds

low

Heavy monsoon rains, landslide risks on approach roads, slippery wet meadows, and high crevasse hazard.

-2C to 9CSnow: LowSky Clarity:

Monsoon danger. Landslides and severe rains.

August

Conditions

Monsoon downpours. Active landslides. Crevasse hazards.

Crowds

low

Heavy monsoon rains, landslide risks on approach roads, slippery wet meadows, and high crevasse hazard.

-3C to 8CSnow: LowSky Clarity:

Monsoon danger. Landslides and severe rains.

September

Peak Season

Conditions

Consolidated snow cover, excellent visibility, and stable weather.

Crowds

medium

-7C to 6CSnow: LowSky Clarity:

Crystal clear skies. Best visibility of the year.

October

Peak Season

Conditions

Consolidated snow cover, excellent visibility, and stable weather.

Crowds

medium

-12C to 2CSnow: LowSky Clarity:

Crystal clear skies. Best visibility of the year.

November

Conditions

Closed season. Severe winter blizzards.

Crowds

none

Sub-zero temperatures, trail snow blockage, and high winter avalanche risk.

-17C to -3CSnow: HighSky Clarity:

Winter setting in. Sub-zero temperatures rapid.

December

Conditions

Closed season. Severe winter blizzards.

Crowds

none

Sub-zero temperatures, trail snow blockage, and high winter avalanche risk.

-21C to -6CSnow: Very HighSky Clarity:

Closed. Extreme winter conditions.

Photography & Light Conditions

Sunrise Spot

Summit ridge / high camp looking east.

Recommended Lenses

16-35mm wide angle70-200mm telephoto

Astrophotography

10/10Milky Way: may, jun, jul, aug, sep

Drones not permitted

Requires DGCA permission; usually restricted due to close proximity to borders.

Sub-zero temperatures rapidly draining batteries. Keep devices in inner clothing pockets.

Still deciding?

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Step 3: Route Intelligence

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Now see exactly how the route unfolds day by day, including terrain types and daily altitude profiles.

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