St. Moritz weather in August (Grisons, Switzerland)
How is the weather in St. Moritz in August? Check out this comprehensive weather guide.
In August, St. Moritz generally has moderate temperatures and high rainfall. August falls within the summer season. Throughout the daytime, temperatures often hover around 16°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 5°C.
St. Moritz in August usually receives high rainfall, averaging around 151 mm for the month. Based on our climate data of the past 30 years, about 20 days of rain are anticipated.
The area enjoys a balanced 183 hours of sunlight. Ensuring it's neither too overcast nor too sunny.
If you favor pleasant temperatures and minimal rainfall, August is one of the better months to visit St. Moritz. 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 St. Moritz climate page with graphs.
St. Moritz, monthly averages in August
Min Temperature
5°C
Max Temperature
16°C
Chance of Rain
66%
Precipitation
151 mm
Rainy days
20 days
Humidity
75% *
Sunshine
183 hours *
Percentage Sunshine
57% *
Where to go in Switzerland in August
Find out more about the weather in Switzerland in August and which places have the best weather conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in St. Moritz in August?
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 August.
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.
