Monthey weather in May (Canton of Valais, Switzerland)

Curious about the May weather in Monthey? Here's what the weather might have in store during this month.

In May, Monthey typically experiences moderate temperatures and heavy rainfall. Anticipate daytime temperatures around 15°C, while night temperatures can drop to 4°C.

Monthey in May falls under the rainy season with heavy rainfall, averaging around 197 mm for the month. Typically around 18 days of rainfall is expected.

The city usually sees around 230 hours of sunlight, indicating many sunny days.

If you prefer dry days with pleasant temperatures, May may not be the ideal month to visit Monthey. August typically offers the most optimal weather. In contrast, January, February, March, April, May, June, October, November and December tend to have less optimal conditions.

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

 

Monthey, monthly averages in May

Min Temperature 4°C  

Max Temperature 15°C  

Chance of Rain 61%  

Precipitation 197 mm  

Rainy days 18 days  

Humidity 62% *  

Sunshine 230 hours *  

Percentage Sunshine 56% *  

* Data from: Sion, Switzerland (29 KM, 18 Miles).

Where to go in Switzerland in May

Find out more about the weather in Switzerland in May and which places have the best weather 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 Monthey in May?

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 in May.

Swimming

4/10

Cycling

5/10

Walking

5/10

Camping

3/10

Interested in more climate information?

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

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 climate conditions. Find out where to go with our weather planner.