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Season & Weather Guide
September. The monsoon is gone, the skies are clear, and the rocks are dry. May/June is possible but requires snow gear.
Seasonal Verdict
The trek has two narrow windows: pre-monsoon (late May to June) with residual snow, and post-monsoon (September to October) offering clear skies and barren rocks.
Season at a Glance
Editor's Notes
Month by Month
Conditions
Closed. Buried under massive winter snow.
Crowds
none
Deep snow accumulation, extreme cold, or closed trail conditions
Closed.
Conditions
Closed.
Crowds
none
Deep snow accumulation, extreme cold, or closed trail conditions
Closed.
Conditions
Closed.
Crowds
none
Deep snow accumulation, extreme cold, or closed trail conditions
Closed.
Conditions
Closed. Severe avalanche risk on Indrahar Pass.
Crowds
none
Deep snow accumulation, extreme cold, or closed trail conditions
Closed. Severe avalanche danger on the passes.
Conditions
Late May opens for extreme expeditions. Expect heavy, deep snow and requires microspikes.
Crowds
medium
Technical window opens. Expect deep snow and require crampons.
Conditions
Prime pre-monsoon window. The lakes begin to thaw, though snow patches remain on the passes.
Crowds
medium
Prime pre-monsoon trekking. Lakes are thawing.
Conditions
High risk. The monsoon brings severe thunderstorms, lightning strikes on the ridges, and slippery boulders.
Crowds
low
Monsoon rains and trail surface degradation
High risk of lightning and flash floods. Not recommended.
Conditions
The month of the Gaddi pilgrimage. Heavy monsoon rain, but culturally significant. Not recommended for standard trekkers due to weather.
Crowds
none
Monsoon precipitation and landslide / slippery trail hazards
Pilgrimage season, but heavy rains make the boulder fields slick and dangerous.
Conditions
The absolute best window. The monsoon washes the valleys green, skies are crystal clear, and the rocks are dry.
Crowds
medium
The best month. Crystal clear views, stable weather, and dry rocks.
Conditions
Early October is excellent but extremely cold at night. By late October, the lakes begin to freeze and early winter storms can trap trekkers.
Crowds
medium
Excellent visibility but freezing nights. Late October brings the first winter snows.
Conditions
Closed.
Crowds
none
Deep snow accumulation, extreme cold, or closed trail conditions
Closed.
Conditions
Closed.
Crowds
none
Deep snow accumulation, extreme cold, or closed trail conditions
Closed.
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Step 3: Route Intelligence
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