Pass Window

When is it climbable?

Pass Crossing Window

Early Start

06:00 AM – 10:00 AM

Avoid afternoon cloud cover and rising water levels in glacial streams.

Forecast Source

Meteoblue

Monsoon clouds sweep up the Alaknanda valley rapidly.

Conditions by Month

May

25 km/h
6 rain days

Jun

20 km/h
12 rain days

Oct

35 km/h
3 rain days

Sep

25 km/h
8 rain days

Lightning Risk

July & August

May-June (Pre-monsoon) and September-October (Post-monsoon). The trail is extremely dangerous during the monsoon due to landslides and surging glacial streams.

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

September provides the most vivid reflections of the Swargarohini peaks in the emerald waters of Satopanth Tal.

Month by Month

What each month looks like

January

Pass Closed

Conditions

Deep winter. The high pass is completely buried and impassable.

Crowds

none

Impassable winter snowpack.

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

Closed. Extreme winter conditions.

February

Pass Closed

Conditions

Deep winter. The high pass is completely buried and impassable.

Crowds

none

Impassable winter snowpack.

-18C to -3CSnow: Very HighSky Clarity:

Closed. Extreme winter conditions.

March

Pass Closed

Conditions

Deep winter. The high pass is completely buried and impassable.

Crowds

none

Impassable winter snowpack.

-13C to 2CSnow: HighSky Clarity:

Early season. Deep snow accumulations.

April

Pass Closed

Conditions

Shoulder season. Highly unstable snow conditions and narrow weather windows.

Crowds

low

Unstable snow conditions.

-9C to 6CSnow: HighSky Clarity:

Early season. Deep snow accumulations.

May

Pass Open

Conditions

Crowds

low

-5C to 10CSnow: MediumSky Clarity:

Prime pre-monsoon window. Good snow stability.

June

Pass Open

Conditions

Best window before monsoon. Clear skies. Lake is thawed.

Crowds

low

-2C to 13CSnow: MediumSky Clarity:

Prime pre-monsoon window. Good snow stability.

July

Conditions

Monsoon season. Extreme objective hazards including rockfall, avalanches, and swollen rivers.

Crowds

low

Severe monsoon hazards.

0C to 11CSnow: LowSky Clarity:

Monsoon danger. Landslides and severe rains.

August

Conditions

Monsoon season. Extreme objective hazards including rockfall, avalanches, and swollen rivers.

Crowds

none

Severe monsoon hazards.

-1C to 10CSnow: LowSky Clarity:

Monsoon danger. Landslides and severe rains.

September

Pass Open

Conditions

Peak clarity. Sharp views of Neelkanth and Chaukhamba. Cold nights.

Crowds

low

-5C to 8CSnow: LowSky Clarity:

Crystal clear skies. Best visibility of the year.

October

Pass Open

Conditions

Crisp air. Stable glacier. Very cold (-10°C at night).

Crowds

low

-10C to 4CSnow: LowSky Clarity:

Crystal clear skies. Best visibility of the year.

November

Pass Closed

Conditions

Shoulder season. Highly unstable snow conditions and narrow weather windows.

Crowds

none

Unstable snow conditions.

-15C to -1CSnow: HighSky Clarity:

Winter setting in. Sub-zero temperatures rapid.

December

Pass Closed

Conditions

Deep winter. The high pass is completely buried and impassable.

Crowds

none

Impassable winter snowpack.

-19C to -4CSnow: Very HighSky Clarity:

Closed. Extreme winter conditions.

Photography & Light Conditions

Sunrise Spot

Chakratirth looking towards Chaukhamba

Recommended Lenses

16-35mm for the lake70-200mm for Chaukhamba details

Astrophotography

9/10Milky Way: may, jun, sep

Drones not permitted

Prohibited without specific forest department clearance.

Extreme cold at Satopanth drains batteries quickly.

Timing makes or breaks a trek. Send this to your group before you decide.

Step 3: Route Intelligence

You've chosen a season.

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

Explore the Itinerary