Lake Sibinacocha

Lake High-altitude Andean lake in Cusco, glacier-fed

High in the Cordillera Vilcanota, Lake Sibinacocha is a glacial, high‑altitude lake used as a base for treks and climbs toward Ausangate, prized for remote mountain scenery.

Main image

Lake Sibinacocha is a high-altitude glacial lake in the Vilcanota mountain range of the Department of Cusco, Peru. It is one of the larger high-mountain lakes in the region and lies among glaciated Andean peaks.

The lake is elongated and surrounded by alpine terrain used by trekkers and mountaineers accessing nearby peaks, including Ausangate. Its remote setting and elevation make it an important feature of the local high-Andean watershed.

The basin is glacial in origin and the lake occupies a valley carved and filled by glacial and meltwater processes over the late Pleistocene and Holocene. Local communities and downstream water systems are influenced by its seasonal and long-term water balance.

The lake sits in the high Andes of southeastern Peru within the Vilcanota range, in the broader Cusco region.

  • High Andean location: Sits high in the Vilcanota (Cordillera Vilcanota) range of the Andes, near major peaks such as Ausangate; the lake is notable for its high elevation.
Lake Sibinacocha
-13.8514, -71.0294

How to Get to Lake Sibinacocha #

Lake Sibinacocha lies in the Department of Cusco, Peru, in the high Andes above the Vilcanota valley. Access generally requires a multi-day trek or a high-altitude vehicle route from small towns such as Ocongate or the Quispicanchi province; local guides and mule services are recommended. The nearest major airport is Cusco (CUZ), followed by several hours’ travel into the highlands.

Tips for Visiting Lake Sibinacocha #

  • Acclimatize before hiking at high altitude-Sibinacocha lies well above 4,500 m so altitude illness is a real risk.
  • Hire experienced local guides and porters-weather and glacial terrain around the lake can be hazardous.
  • Bring a sturdy tent and cold-weather sleeping kit if camping-the nights near the lake can be well below freezing even in summer.

Best Time to Visit Lake Sibinacocha #

Lake Sibinacocha in the Cusco highlands is best during the dry season (May-September) when trails are more passable; be prepared for high-altitude cold year-round.

Dry season
May-September · -5 to 10°C (day); colder at night
Most reliable trekking weather with clearer skies and less snow.
Wet season
October-April · -10 to 5°C
Heavier snowfall at altitude and more unpredictable conditions-treks are harder.

Weather & Climate near Lake Sibinacocha #

Climate

Lake Sibinacocha's climate is classified as Tundra - Tundra climate with consistently warm temperatures year-round. Temperatures range from -10°C to 12°C. Moderate rainfall (906 mm/year) with a pronounced dry season.

Temperature & Rainfall
Temperature Range
12°
Warmest Month
-10°
Coldest Month
Monthly Conditions

January

January is cold with highs of 10°C and lows of -2°C. The wettest month with heavy rain (181 mm).

Comfort

Feels Like Cold
C
Temperature
-2° 10°

Weather

181 mm
Rainfall
2.3 m/s
Wind
Calm

February

February is cold with highs of 10°C and lows of -1°C. Significant rainfall (168 mm).

Comfort

Feels Like Cold
C
Temperature
-1° 10°

Weather

168 mm
Rainfall
2.3 m/s
Wind
Calm

March

March is cold with highs of 10°C and lows of -2°C. Significant rainfall (151 mm).

Comfort

Feels Like Cold
C
Temperature
-2° 10°

Weather

151 mm
Rainfall
2.1 m/s
Wind
Calm

April

April is cold with highs of 10°C and lows of -3°C. Moderate rainfall (61 mm).

Comfort

Feels Like Cold
C
Temperature
-3° 10°

Weather

61 mm
Rainfall
2.1 m/s
Wind
Calm

May

May is cold with highs of 10°C and lows of -6°C. Light rainfall.

Comfort

Feels Like Cold
C
Temperature
-7° 10°

Weather

18 mm
Rainfall
2.1 m/s
Wind
Calm

June

June is cold with highs of 10°C and lows of -9°C. The driest month with just 5 mm.

Comfort

Feels Like Cold
C
Temperature
-9° 10°

Weather

5 mm
Rainfall
2.5 m/s
Wind
Calm

July

July is the coldest month with highs of 10°C and lows of -10°C. Almost no rain.

Comfort

Feels Like Freezing
C
Temperature
-10° 10°

Weather

8 mm
Rainfall
2.6 m/s
Wind
Calm

August

August is cold with highs of 11°C and lows of -9°C. Light rainfall.

Comfort

Feels Like Cold
C
Temperature
-9° 11°

Weather

10 mm
Rainfall
2.8 m/s
Wind
Calm

September

September is cold with highs of 11°C and lows of -6°C. Moderate rainfall (35 mm).

Comfort

Feels Like Cold
C
Temperature
-6° 11°

Weather

35 mm
Rainfall
2.9 m/s
Wind
Calm

October

October is cold with highs of 12°C and lows of -5°C. Moderate rainfall (50 mm).

Comfort

Feels Like Cold
C
Temperature
-5° 12°

Weather

50 mm
Rainfall
2.7 m/s
Wind
Calm

November

November is cold with highs of 12°C and lows of -4°C. Regular rainfall (81 mm).

Comfort

Feels Like Cold
C
Temperature
-4° 12°

Weather

81 mm
Rainfall
2.7 m/s
Wind
Calm

December

December is cold with highs of 11°C and lows of -2°C. Significant rainfall (138 mm).

Comfort

Feels Like Cold
C
Temperature
-2° 11°

Weather

138 mm
Rainfall
2.5 m/s
Wind
Calm

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