Mont Blanc du Tacul

Mountain Glaciated peak on Mont Blanc massif

Mont Blanc du Tacul is a glaciated peak in the Mont Blanc massif often climbed en route to Mont Blanc. Alpinists come for mixed ice routes, crevassed glaciers and high‑mountain objective lines.

Main image

Mont Blanc du Tacul is a high peak in the Mont Blanc massif of the French Alps, reaching about 4,248 meters in elevation. It sits on the Mont Blanc ridge between the Aiguille du Midi and Mont Maudit and forms part of common mountaineering routes toward Mont Blanc.

The mountain features steep glaciated faces and extensive serac fields, requiring alpine experience and glacier travel skills for ascent. Climbers often use it as an intermediate objective when approaching the Mont Blanc summit from the south and east ridges.

The peak is located in the Haute-Savoie department of Auvergne-Rhône-Alpes, France, within the Mont Blanc massif and reachable from alpine towns and cable car access points in the Chamonix and Vallée Blanche areas.

  • Elevation and alpine role: At an elevation of 4,248 meters, it is a major climbing objective in the Mont Blanc massif and is commonly crossed on routes to Mont Blanc.
Mont Blanc du Tacul
45.8573, 6.8876

How to Get to Mont Blanc du Tacul #

The usual gateway for Mont Blanc du Tacul is Chamonix. From Chamonix town take the Téléphérique de l’Aiguille du Midi (Aiguille du Midi cable car) up to the high station (3,842 m); from there glacier and alpine routes lead toward the Tacul area. Note: reaching the summit involves technical glacier and alpine climbing (ropes, crampons, crevasse-rescue skills) or hiring a certified mountain guide. Chamonix is reached by road (A40) from the Geneva area (about a one- to one-and-a-half-hour drive) and has parking and local shuttle/bus services to the cable car.

Tips for Visiting Mont Blanc du Tacul #

  • If you plan to climb Mont Blanc du Tacul, start very early in stable weather and go with a qualified mountain guide; the route involves glacier travel, crevasses and objective hazards that are hazardous in poor conditions.
  • Approaches commonly link with the Aiguille du Midi/Vallée Blanche corridor; check cable car/seasonal access and glacier conditions before committing to the route.
  • Give yourself extra time for route-finding and crevasse navigation on the Tacul glacier-many parties underestimate the time required and end up exposed to afternoon warming and increased objective risk.

Best Time to Visit Mont Blanc du Tacul #

The alpine climbing season (June-September) is the best time to attempt Mont Blanc du Tacul; conditions are cold year-round at altitude.

Climbing season (Summer)
June-September · -5-5°C (high alpine)
Main season for mountaineering when routes and crevasse conditions are generally most stable-still cold at altitude.
Shoulder months
May, October · -10-0°C (high alpine)
Unpredictable conditions; snow and ice remain common and objective hazards increase.
Winter
November-April · -20--5°C (high alpine)
Severe alpine winter with heavy snow and high avalanche risk-only for experienced parties with winter equipment.

Weather & Climate near Mont Blanc du Tacul #

Climate

Mont Blanc du Tacul's climate is classified as Ice Cap - Ice Cap climate with cold summers (peaking in August) and freezing winters (coldest in March). Temperatures range from -16°C to 2°C. Moderate rainfall (668 mm/year).

Temperature & Rainfall
Temperature Range
Warmest Month
-16°
Coldest Month
Monthly Conditions

January

January is freezing with highs of -12°C and lows of -15°C. The wettest month with 77 mm of rain and windy conditions.

Comfort

-14°
Feels Like Freezing
-14°C
Temperature
-15° -12°

Weather

77 mm
Rainfall
11.2 m/s
Wind
Windy

February

February is freezing with highs of -12°C and lows of -16°C. Moderate rainfall (68 mm) and windy conditions.

Comfort

-14°
Feels Like Freezing
-14°C
Temperature
-16° -13°

Weather

68 mm
Rainfall
10.3 m/s
Wind
Windy

March

March is the coldest month with highs of -13°C and lows of -16°C. Moderate rainfall (75 mm) and windy conditions.

Comfort

-14°
Feels Like Freezing
-14°C
Temperature
-16° -13°

Weather

75 mm
Rainfall
10.3 m/s
Wind
Windy

April

April is freezing with highs of -11°C and lows of -15°C. Moderate rainfall (51 mm) and breezy conditions.

Comfort

-13°
Feels Like Freezing
-13°C
Temperature
-15° -11°

Weather

51 mm
Rainfall
9.0 m/s
Wind
Breezy

May

May is freezing with highs of -6°C and lows of -10°C. Moderate rainfall (46 mm) and breezy conditions.

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-11° -6°

Weather

46 mm
Rainfall
8.1 m/s
Wind
Breezy

June

June is freezing with highs of -3°C and lows of -7°C. Moderate rainfall (41 mm) and breezy conditions.

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-7° -3°

Weather

41 mm
Rainfall
7.8 m/s
Wind
Breezy

July

July is freezing with highs of 1°C and lows of -3°C. Moderate rainfall (39 mm) and breezy conditions.

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-3°

Weather

39 mm
Rainfall
7.8 m/s
Wind
Breezy

August

August is cold with highs of 2°C and lows of -1°C. Moderate rainfall (45 mm) and breezy conditions.

Comfort

Feels Like Cold
C
Temperature
-1°

Weather

45 mm
Rainfall
7.0 m/s
Wind
Breezy

September

September is freezing with highs of -2°C and lows of -4°C. Moderate rainfall (47 mm) and breezy conditions.

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-4° -2°

Weather

47 mm
Rainfall
7.8 m/s
Wind
Breezy

October

October is freezing with highs of -5°C and lows of -7°C. Moderate rainfall (48 mm) and breezy conditions.

Comfort

-6°
Feels Like Freezing
-6°C
Temperature
-7° -5°

Weather

48 mm
Rainfall
8.5 m/s
Wind
Breezy

November

November is freezing with highs of -8°C and lows of -12°C. Moderate rainfall (68 mm) and windy conditions.

Comfort

-10°
Feels Like Freezing
-10°C
Temperature
-12° -8°

Weather

68 mm
Rainfall
10.3 m/s
Wind
Windy

December

December is freezing with highs of -10°C and lows of -14°C. Moderate rainfall (63 mm) and windy conditions.

Comfort

-12°
Feels Like Freezing
-12°C
Temperature
-14° -10°

Weather

63 mm
Rainfall
11.1 m/s
Wind
Windy

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