St. Moritz weather in May (Grisons, Switzerland)

What can you expect from the weather in St. Moritz during May? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In May, St. Moritz generally has low temperatures and high snow/rainfall. Throughout the daytime, temperatures often hover around 8°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate -1°C.

St. Moritz in May usually receives high snow/rainfall, averaging around 131 mm for the month. Typically around 20 days of snow/rainfall is expected.

The area enjoys a balanced 166 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

If you're looking for dry conditions and comfortable temperatures, May may not be the ideal month to visit St. Moritz. July and August generally stand out with the best circumstances. While January, February, March, April, May, June, September, October, November and December tend to showcase less optimal conditions.

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

 

St. Moritz, monthly averages in May

Min TemperatureMin Temperature -1°C  
Max TemperatureMax Temperature 8°C  
Chance of RainChance of Rain 66%  
PrecipitationPrecipitation 131 mm  
Rainy daysRainy days 20 days  
HumidityHumidity 70% *  
SunshineSunshine 166 hours *  
Percentage SunshinePercentage Sunshine 48% *  

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.

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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 St. Moritz in May?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

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

Swimming
5/10
Cycling
4/10
Walking
4/10
Camping
1/10
Outdoor sports
4/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in St. Moritz.

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.