St. Gallen weather in May (St.Gallen Canton, Switzerland)

Curious about the climate in St. Gallen this May? See what weather conditions to anticipate this month with our guide.

Temperatures

Typically, May in St. Gallen includes pleasant temperatures and heavy rainfall. The temperature during the day can rise to approximately 18°C. At night, it falls to around 9°C.

Precipitation

St. Gallen in May falls under the rainy season with heavy rainfall, averaging around 171 mm for the month. Historically, approximately 18 days this month are expected to have rain.

Average sunshine

The area experiences a moderate amount of sunshine, with approximately 188 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you're inclined towards comfortable temperatures and drier conditions, May is a prime time to visit St. Gallen. May, June, July, August and September typically offer the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

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

 

St. Gallen, monthly averages in May

Min Temperature 9°C  

Max Temperature 18°C  

Chance of Rain 60%  

Precipitation 171 mm  

Rainy days 18 days  

Humidity 71%  

Sunshine 188 hours  

Percentage Sunshine 42%  

Where to go in Switzerland in May

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?

For visitors traveling to St. Gallen, 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.

Swimming

6/10

Camping

3/10

Interested in more climate information?

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

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.