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

How does the weather in Chamonix-Mont-Blanc usually fare in August? Want to know if this month is ideal for visiting? Our guide provides detailed weather information.

Temperatures

The month of August in Chamonix-Mont-Blanc typically brings pleasant temperatures and high rainfall. The month of August belongs to the summer season. The daytime often sees temperatures reaching 18°C, but nighttime brings a cool-down to 7°C.

Precipitation

Chamonix-Mont-Blanc in August usually receives high rainfall, averaging around 134 mm for the month. According to historical climate patterns, there are usually around 17 days days of rain.

Average sunshine

With approximately 230 hours hours of sun, the days are filled with brightness. It makes it a perfect month for outdoor activities.

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 and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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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 this month?

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.

Cycling

9/10

Walking

9/10

Camping

3/10

Outdoor sports

9/10

Interested in more climate information?

This site 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 travel conditions. Find out where to go with our weather planner.