SwitzerlandAverage weather for Saint Moritz in August
It's cool to moderate in August in Saint Moritz with an average temperature of 18°C. Temperatures this month range from a low of 15°C to a high of 19°C. At night, you can expect temperatures between 5°C and 8°C.
Start of August
The month of August starts in Saint Moritz with mild temps, averaging around 19°C during the day and nights around 8°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month.
Mid August
By mid-August, daytime temps drop to around 18°C, with nights around 7°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of August
By the end of August, the average daytime temperature in Saint Moritz is around 18°C, while nighttime temps are about 6°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
In August, there is an average of 110 mm of precipitation, spread over 12 days. Of the total precipitation, about 0,1 cm falls as snow in August. The wind speed is around 4 Bft, mostly coming from the South.
Saint Moritz in August |
New York | ||
|---|---|---|---|
 Average temperature |
18°C | 30°C | |
 Max. temperature |
19°C | 31°C | |
| Min. temperature |
15°C | -5°C | |
 Total precipitation |
110 mm | 79 mm | |
| Rainy days |
12 days | 13 days | |
 Total snowfall |
0,1 cm | 0 cm | |
| Snowy days |
1 day | 0 days | |
July
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Saint Moritz?
Looking for sun? August isn’t a good month to be in Saint Moritz. The temperature is nice, but there’s too much chance of rain.
Temperature records
With 27°C in 2023, Saint Moritz reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 7°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of -2°C to a highest value of 15°C.
Check out the climate of Saint Moritz for all months and discover the best travel time
Curious about the weather in other parts of Switzerland? Check out the climate and weather for spots like Zurich, Geneva, Valais, or explore other destinations in Switzerland.
Daily Temperature in August in Saint Moritz
This chart shows the average daily high and low temperatures in August for Saint Moritz, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Saint Moritz
The chart below shows the average daily precipitation in August for Saint Moritz, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 12 days of precipitation in Saint Moritz.
Daily Snowfall in August in Saint Moritz
This chart shows the average daily snowfall in August in Saint Moritz, measured in centimeters. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in August.
Daily UV index in August in Saint Moritz
This chart shows the average daily UV index in August in Saint Moritz, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Saint Moritz over the years
This chart shows the average temperature in August in Saint Moritz, measured in degrees Celsius, over the past few years.
Total precipitation in August in Saint Moritz over the years
This chart shows the average precipitation in August in Saint Moritz, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Snowfall in August in Saint Moritz per year
This chart shows the average snowfall in August in Saint Moritz, measured in centimeters, over the past few years.
Daily weather in August for Saint Moritz
Click on any day in August to get detailed info about the usual weather on that day in Saint Moritz. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Saint Moritz
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Average weather in Saint Moritz by month
Click on a month below to see detailed weather info for Saint Moritz. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Saint Moritz for all months at once
