Mont Dolent

Mountain Alpine peak marking the France–Italy–Switzerland border

Mont Dolent (about 3,823 m) marks the France-Italy-Switzerland tripoint. Experienced alpinists attempt glaciated routes to the summit for high‑alpine climbing and wide views of the Mont Blanc massif.

Main image
Mont Dolent
Mont Dolent, Mont Blanc massif (tripoint between France, Italy, Switzerland)
45.9220, 7.0462

How to Get to Mont Dolent #

Mont Dolent can be accessed from several alpine valleys: Courmayeur (Italy), Chamonix (France) and Swiss approaches from the Valais side. Approach routes require glacier travel and technical gear; local alpine guides are recommended.

Tips for Visiting Mont Dolent #

  • The last section is technical - experienced alpinists should plan rope and crampon equipment depending on season.
  • For non-technical visitors, view Mont Dolent from the Italian or Swiss valleys and appreciate the tri-border geography without attempting the summit.
  • Weather changes rapidly; allow extra days in an itinerary for summit attempts and check local alpine patrol advisories.

Best Time to Visit Mont Dolent #

Summer (June-September) for climbing and glacier travel; winter requires technical alpine experience and appropriate gear.

Summer climbing season
June-September · 5-15°C (higher elevations much colder)
Most favourable weather for climbing and glacier travel; still subject to storms and crevasse hazards.
Winter/ski season
December-March · -15-0°C
Technical mountaineering conditions with significant avalanche risk; suitable for experienced alpinists only.

Weather & Climate near Mont Dolent #

Climate

Mont Dolent's climate is classified as Tundra - Tundra climate with cold summers (peaking in August) and freezing winters (coldest in February). Temperatures range from -14°C to 4°C. Moderate rainfall (601 mm/year), distributed fairly evenly throughout the year.

Best Time to Visit
AugustJulySeptember
Temperature & Rainfall
Temperature Range
28°
Warmest Month
-29°
Coldest Month
Monthly Conditions

January

January is freezing with highs of -10°C and lows of -14°C. The wettest month with 63 mm of rain, partly cloudy skies, and breezy conditions.

33 Poor

Comfort

-12°
Feels Like Freezing
-12°C
Temperature
-14° -10°
86%
Humidity
Very Humid

Weather

63 mm
Rainfall
8.7 m/s
Wind
Breezy
0.2
UV Index
Low
9.0h daylight

February

February is the coldest month with highs of -10°C and lows of -14°C. Moderate rainfall (57 mm), partly cloudy skies, and breezy conditions.

35 Poor

Comfort

-12°
Feels Like Freezing
-12°C
Temperature
-15° -10°
87%
Humidity
Very Humid

Weather

57 mm
Rainfall
8.1 m/s
Wind
Breezy
0.3
UV Index
Low
10.2h daylight

March

March is the coldest month with highs of -10°C and lows of -14°C. The wettest month with 63 mm of rain, partly cloudy skies, and breezy conditions.

33 Poor

Comfort

-12°
Feels Like Freezing
-12°C
Temperature
-14° -10°
86%
Humidity
Very Humid

Weather

63 mm
Rainfall
8.3 m/s
Wind
Breezy
0.6
UV Index
Moderate
11.8h daylight

April

April is freezing with highs of -9°C and lows of -13°C. Moderate rainfall (49 mm), mostly overcast skies, and breezy conditions.

31 Poor

Comfort

-11°
Feels Like Freezing
-11°C
Temperature
-13° -9°
80%
Humidity
Very Humid

Weather

49 mm
Rainfall
7.4 m/s
Wind
Breezy
1.0
UV Index
High
13.4h daylight

May

May is freezing with highs of -4°C and lows of -9°C. Moderate rainfall (46 mm), mostly overcast skies, and breezy conditions.

35 Poor

Comfort

-6°
Feels Like Freezing
-6°C
Temperature
-9° -4°
79%
Humidity
Very Humid

Weather

46 mm
Rainfall
6.7 m/s
Wind
Breezy
1.4
UV Index
High
14.7h daylight

June

June is freezing with highs of -1°C and lows of -5°C. Moderate rainfall (40 mm), partly cloudy skies, and breezy conditions.

41 Poor

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-5° -1°
77%
Humidity
Very Humid

Weather

40 mm
Rainfall
6.5 m/s
Wind
Breezy
1.8
UV Index
Very High
15.4h daylight

July

July is cold with highs of 3°C and lows of -1°C. Moderate rainfall (39 mm), partly cloudy skies, and breezy conditions.

54 Acceptable

Comfort

Feels Like Cold
C
Temperature
-1°
75%
Humidity
Very Humid

Weather

39 mm
Rainfall
6.5 m/s
Wind
Breezy
1.9
UV Index
Very High
15.1h daylight

August

August is cold with highs of 4°C and lows of 0°C. Moderate rainfall (44 mm) and partly cloudy skies.

56 Acceptable

Comfort

Feels Like Cold
C
Temperature
74%
Humidity
Very Humid

Weather

44 mm
Rainfall
5.9 m/s
Wind
Light Breeze
1.6
UV Index
Very High
13.9h daylight

September

September is freezing with highs of 1°C and lows of -2°C. Moderate rainfall (43 mm), partly cloudy skies, and breezy conditions.

46 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-2°
77%
Humidity
Very Humid

Weather

43 mm
Rainfall
6.6 m/s
Wind
Breezy
1.0
UV Index
High
12.4h daylight

October

October is freezing with highs of -3°C and lows of -5°C. Moderate rainfall (43 mm), partly cloudy skies, and breezy conditions.

41 Poor

Comfort

-4°
Feels Like Freezing
-4°C
Temperature
-5° -3°
78%
Humidity
Very Humid

Weather

43 mm
Rainfall
7.0 m/s
Wind
Breezy
0.5
UV Index
Moderate
10.8h daylight

November

November is freezing with highs of -6°C and lows of -10°C. Moderate rainfall (60 mm), partly cloudy skies, and breezy conditions.

33 Poor

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-10° -6°
84%
Humidity
Very Humid

Weather

60 mm
Rainfall
8.2 m/s
Wind
Breezy
0.2
UV Index
Low
9.4h daylight

December

December is freezing with highs of -8°C and lows of -12°C. Moderate rainfall (54 mm), partly cloudy skies, and breezy conditions.

35 Poor

Comfort

-10°
Feels Like Freezing
-10°C
Temperature
-13° -8°
84%
Humidity
Very Humid

Weather

54 mm
Rainfall
8.7 m/s
Wind
Breezy
0.1
UV Index
Low
8.6h daylight

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