Chamonix-Mont-Blanc weather in August (Rhône-Alps, France)

Planning a trip to Chamonix-Mont-Blanc in August? Check out this comprehensive weather guide.

In August, Chamonix-Mont-Blanc generally has pleasant temperatures and high rainfall. August is a summer month. Anticipate daytime temperatures around 18°C, while night temperatures can drop to 7°C.

Chamonix-Mont-Blanc in August usually receives high rainfall, averaging around 134 mm for the month. Rain is expected on roughly 17 days.

The days are predominantly sunny, with an estimated total of around 230 hours of sunshine. This amount of sunlight does not only brightens the days but also contributes to a cheerful ambiance in the area during this month.

If you're inclined towards comfortable temperatures and drier conditions, August is a prime time to visit Chamonix-Mont-Blanc. July and August typically offer the best circumstances. While January, February, March, April, May, October, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Chamonix-Mont-Blanc climate page with graphs.

 

Chamonix-Mont-Blanc, monthly averages in August

Min Temperature 7°C  

Max Temperature 18°C  

Chance of Rain 57%  

Precipitation 134 mm  

Rainy days 17 days  

Sunshine 230 hours  

Percentage Sunshine  

Where to go in France in August

Find out more about the weather in France in August and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

Map not visible? Whoops sorry! Please refresh the page.

Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Chamonix-Mont-Blanc in August?

For visitors traveling to Chamonix-Mont-Blanc, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in August.

Cycling

9/10

Walking

9/10

Camping

3/10

Outdoor sports

9/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Chamonix-Mont-Blanc.

Our site offers climate and forecast data for every country in the world. Are you going to France? On this website you can find historical weather averages for many cities in France. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.