Mex weather in September (Canton of Valais, Switzerland)

What kind of temperatures can you expect in Mex during September? See what weather conditions to anticipate this month with our guide.

Temperatures

In September, Mex usually has moderate temperatures and high rainfall. During the daylight hours, temperatures often reach 16°C. After dark they usually decrease to around 5°C.

Precipitation

Mex in September usually receives high rainfall, averaging around 141 mm for the month. Historically, the month has about 14 days of rain.

Average sunshine

Enjoy a sunny month with about 210 hours of sunshine, providing a cheerful and lively atmosphere.

If your ideal day consists of dry skies and moderate temperatures July generally stands out with 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 Mex climate page with graphs.

 

Mex, monthly averages in September

Min Temperature 5°C  

Max Temperature 16°C  

Chance of Rain 45%  

Precipitation 141 mm  

Rainy days 14 days  

Humidity 71% *  

Sunshine 210 hours *  

Percentage Sunshine 65% *  

Data from: Sion, Switzerland (25 KM, 16 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.

Cycling

5/10

Walking

5/10

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 Mex.

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.