Arolla weather in September (Canton of Valais, Switzerland)

Can you expect sunny skies in Arolla in September? Use this page to get an overview of the month’s weather conditions.

Temperatures

Typically, September in Arolla includes low temperatures and high rainfall. During the daylight hours, temperatures often reach 11°C. After dark they usually decrease to around 1°C.

Precipitation

Arolla in September usually receives high rainfall, averaging around 110 mm for the month. When we look at the climate data from the last 30 years, you can expect around 15 days of rain.

Average sunshine

The month experiences a moderate amount of sunlight, with 166 hours hours. A nice balance between sunshine and clouds.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Arolla. July and August typically offer the most agreeable circumstances. On the other hand, January, February, March, April, May, June, September, October, November and December tend to be characterized by conditions that may not be as optimal.

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

 

Arolla, monthly averages in September

Min Temperature 1°C  

Max Temperature 11°C  

Chance of Rain 51%  

Precipitation 110 mm  

Rainy days 15 days  

Humidity 70% *  

Sunshine 166 hours *  

Percentage Sunshine 69% *  

Data from: Zermatt, Switzerland (20 KM, 12 Miles).

Where to go in Switzerland in September

Find out more about the weather in Switzerland 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?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.

What To Do

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

Swimming

5/10

Cycling

5/10

Walking

5/10

Camping

3/10

Outdoor sports

5/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Arolla.

Our site offers climate and forecast data for every country in the world. Are you going to Switzerland? On this website you can find historical weather averages for many cities in Switzerland. 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.