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

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

Temperatures

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.

Precipitation

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

Average sunshine

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 TemperatureMin Temperature 7°C  
Max TemperatureMax Temperature 18°C  
Chance of RainChance of Rain 57%  
PrecipitationPrecipitation 134 mm  
Rainy daysRainy days 17 days  
SunshineSunshine 230 hours  
Percentage SunshinePercentage 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.

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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.