Trailwind
Legendary trek

Tour du Mont Blanc

Chamonix, France
Best timeJun–Sep
Signature routeTour du Mont Blanc (105 mi loop)
In season~70°F high
Climate
Data source

Climate

Source

2018–2023 averages, not a forecast. Wet days estimate days with at least 1 mm of rain or snow using a calibrated ERA5 threshold. Contains modified Copernicus Climate Change Service information. Weather data by Open-Meteo.com (AWS Open Data, CC BY 4.0).

ERA5 via Open-Meteo AWS Open Data

21–75°F
Fares from$807
Nearest airportGVA
CurrencyEUR
LanguageFrench
TimezoneUTC+01:00

Low confidence for this location; local conditions may differ.

The route
Topographic route map for Tour du Mont Blanc
StartFinish
Elevation profile8,747 ft
0 mi3,274 ft low163.09 mi
105miles
8,743ft high point
32,800ft of climbing
11days
Historical monthly weather

Low confidence for this location; local conditions may differ.

Sweet spotPeak Jul–Sep. Go in Jun, Oct for similar weather.

Sunny share of daylightJul · 51%
WarmestJul · 75°F
WettestMay
Best windowJun–Sep
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F
M
A
M
J
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Bar height is the typical daytime high; color shows sunny share of daylight. The shaded months are the ideal window to go.
Weather data & source

2018–2023 averages, not a forecast. Wet days estimate days with at least 1 mm of rain or snow using a calibrated ERA5 threshold. Contains modified Copernicus Climate Change Service information. Weather data by Open-Meteo.com (AWS Open Data, CC BY 4.0). Sunny share of daylight is calibrated from daytime cloud cover. ERA5 via Open-Meteo AWS Open Data

The classic alpine circuit through France, Italy and Switzerland beneath Mont Blanc.

Best time to visit

Aim for Jun–Sep, the 4 months that line up best.

Know before you go

  • Book refuges months ahead for summer; beds fill fast on the popular stages.
  • Carry proper layers and rain gear; alpine weather turns quickly.
  • The loop crosses France, Italy and Switzerland; carry a card plus a little of each currency.
  • Most walkers take 10 to 11 days; you can also do shorter section hikes.

The route

The classic way in is the Tour du Mont Blanc (105 mi loop). Nearest airport is GVA.

Route details →

Pairs well with

Verbier
21 mi away
Val d'Isere
33 mi away
Courchevel
36 mi away
Route des Grandes Alpes
51 mi away

Frequently asked questions

When is the best time to visit Tour du Mont Blanc?

The best time to visit Tour du Mont Blanc is June–September, in Chamonix, France.

Where is Tour du Mont Blanc?

Tour du Mont Blanc is in Chamonix, France. The nearest major airport is GVA.

What is Tour du Mont Blanc known for?

The classic alpine circuit through France, Italy and Switzerland beneath Mont Blanc.

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